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openonload-201805
-----------------
Update sfc net driver to v4.13 to support X2-based adapters
Add support for X2 adapters
Add support for CTPIO low latency send mechanism
Add support in TCPDirect for transmit path warming
Add support in TCPDirect for hardware receive timestamps
Add support in TCPDirect for stacks to be created without PIO
Extend Onload's support for scalable filters and shared local ports
Extend Onload's clustering to support hot restart of clusters (e.g. with nginx)
Accelerate scalable sockets bound to non-SFC addresses: oof_use_all_local_ip_addresses module option
Allow a socket to be a member of multiple epoll sets
Add sleep-spin mode for epoll_wait to reduce CPU usage when idle: EF_SLEEP_SPIN_USEC
Add support for SO_SNDBUFFORCE and SO_RCVBUFFORCE
Add new profiles for nginx-type workloads and Scale-Out preview
Add latency-best profile to use cut-through PIO
Add EF_PREALLOC_PACKETS to allocate all packets during stack creation
Add preview of delegated send API for TCPDirect
task65669: Support EF_CLUSTER_SIZE=1.
task74619: Add ef_vi checksumming utility functions.
task75513: Add Nginx reverse proxy Onload profile
task75676: Extend EF_CLUSTER_RESTART to allow new cluster of different size.
task75917: add stackdump --nopids to avoid long execution time if many processes
task76067: Avoid dropping and retaking stack lock in epoll3.
task76952: Implement EF_TCP_SHARED_LOCAL_PORTS_PER_IP.
task77608: improve Onload Remote Monitor to return useful sets of stats
SF-119927-KI/bug78199/bug77253: fix segfault when closing Onloaded socket on KPTI kernels
SF-119131-KI/bug74749: avoid failure to sync control plane after many stacks created
bug44574: onload_stackdump: fix garbage output when dumping large orphaned stacks.
bug69035: ensure CORKed packets get sent once restriction on sending is lifted
bug70594: increase CI_CFG_TCP_(RCV|SND)_MAX to the normal Linux values
bug71087: fix potential race in ci_udp_recvmsg_common()
bug71425: allow TCPDirect to measure time on AMD processors
bug71448: correctly handle same IP address assigned to both SFC and non-SFC interfaces
bug72030: add EF_TCP_MIN_CWND to control how low congestion window can fall
bug72030: add ONLOAD_DELEGATED_SEND_RC_NOCWIN to delegated send API
bug72500: ensure flushes properly completed to avoid use-after-free warning
bug73756: improve EF_SYNC_CPLANE_AT_CREATE option
bug74139: avoid crash when doing loopback connect to disappearing stack.
bug74193: fix module-load on kernels that don't export __put_task_struct.
bug74299: do not automatically run onload_cp_server on startup if grace_timeout=0
bug74377: fix build with GNU libc 2.26
bug74418: accept TCP segments with missing TSO field to avoid unexpected retransmissions/duplicate ACKs
bug74439: fix race in deciding if VLAN-over-VLAN interface is acceleratable
bug74477: fix build when CI_CFG_PIO=0
bug74594: onload_tool: Don't warn about absent /proc/driver/onload/stacks.
bug74629: ensure connecting stack is unlocked on failure to create loopback listener.
bug74630: avoid leaking stack reference when encountering non-TCP acceptq member.
bug74635: fix problems on error path in efab_tcp_drop_from_acceptq.
bug74670: bug73871: avoid lock ordering violation in ci_tcp_rcvbuf_unabuse()
bug74837: correctly deal with route refresh and ARP resolution on some configurations
bug74875: increment tcp_active_opens stat for non-blocking connection attempts
bug74921: epoll_pwait(): always spin when asked to
bug74926: rate limit messages about "pkt handover failed"
bug74941: ensure that confirmed ARP entry does not go to STALE
bug74973: correctly detect change in MTU on bonded interfaces
bug75009: provide EF_PERIODIC_TIMER_CPU option to configure pinning of periodic work
bug75096: don't overwrite src addr when asking control plane to resolve a route
bug75246: with EF_TCP_SERVER_LOOPBACK=2 fake up a connection if client has gone to avoid getting stuck
bug75264: add ARP confirmation statistics to control plane
bug75264: improve speed of updating state when confirming ARP to avoid unnecessary ioctls
bug75486: fix fd leak in onload_fuser script.
bug75508: initialize Onload stack reference counter on all paths to avoid stack leak
bug75535: ensure proper LACP failover when remote end is down
bug75578: speed up moving sockets between stacks
bug75625: ci_netif_pkt_wait: reap sockets even if no events to find packets
bug75625: fix handling of dropped stack lock when connecting over loopback to avoid stuck stack
bug75644: fix build and driver unload when CONFIG_NAMESPACES is not defined.
bug75648: fix crash when overflowing acceptq and out of synrecv buffers.
bug75653: correctly handling window scaling in SYN packets
bug75751: fix handling of ICMP Too Big with len=0
bug75783: fix efab_terminate_find_all_stacks() to follow RCU rules
bug76101: fix handling of spaces in variables set with onload_set in profiles.
bug76157: do not reply with ACK to unacceptable ACK to avoid ACK storm
bug76233: handle_rx_listen: do not try to answer to loopback if traffic received from non-loopback
bug76263: avoid deadlock when handing over a socket with SO_LINGER on RHEL6
bug76302: fix send-via-os to use proper if index for policy routing
bug76445: fix crash when main netns cp_server attempts to notify non-ready cp_server of other netns
bug76482: fix ef_pd_alloc handling of buffer space needed for getpwuid_r()
bug76627: allow onload_tool to do driver reload even if orphan/zombie stacks present
bug76629: allow disabling per socket passive ep cache using EF_PER_SOCKET_CACHE_MAX=0
bug76666: don't start control plane if /dev/sfc_char can not be opened yet
bug76752: avoid use of invalid timeout and potential hang in WODA.
bug76867: allow local loopback within clustered stack
bug76878: improve errno handling in ci_tcp_connect()
bug77067: fix syncing socket options to kernel socket when in network namespace
bug77121: remove 2.6 from linux mmake driver build target name to avoid confusion with more modern kernel versions
bug77126: return error if syscall table not found to prevent driver load and avoid subsequent crash
bug77141: speed up ci_tcp_connect_find_local_peer() when netif filter present
bug77146: fix loop if TCPDirect send is longer than 64KB
bug77283: drop IP-fragmented TCP packets in scalable modes, avoids stream corruption
bug77368: add new stackdump "stacks" command to produce the default no-arg behaviour
bug77419: avoid hang on creation of > UINT_MAX stacks or epoll sets.
bug77450: handle EF_EVENT_TYPE_RX_MULTI_DISCARD in onload for high-throughput modes
bug77461: improve error message on unrecognised ioctl.
bug77643: fix onload_stackdump watch_stats mixing up stats
bug77667: fix handling of multicast membership when handing over on join.
bug77710: allow transport_config_opt.h path to be overridden on make command line to provide different set of build time defaults
bug77712: improve TCPDirect handling of out of order packets partially overlapping received data
bug77743: fail driver init on global workqueue allocation failure to avoid subsequent crash
bug77801: fix errno handling when EF_MCAST_JOIN_HANDOVER set to get correct behaviour
bug77879: add "onload_stackdump -z netstat" to get netstat-like output for orphan stacks
bug77888: avoid crash with concurrent bind() and close() on clustered socket
bug77949: improve coredump signal handling to release all stack locks
bug77957: reduce log level for UDP socket create error
bug77977: display ready_lists and process PIDs in stackdump netif
bug77986: fix epoll behaviour on handover to avoid getting stuck in epoll_wait()
bug78141: allow multiple cached FDs per cached endpoint
bug78243: treat ESRCH the same as ENOENT in stackdump when searching processes to avoid unexpected error
bug78297: drop NO_MULTICAST flag when resolving route before join so EF_FORCE_SEND_MULTICAST does not affect receive
bug78368: fix socket reference counts to avoid failure in buffer leak checks
bug78410: in SYNRECV state, make promoted socket ready when receiving ACK with data
bug78462: fix race in socket status ready mask to avoid stuck waiting application
bug78482: handle race between OS event and removal from epoll3, avoids assertion in debug build
bug78567: Remove unused --fwd_req_max option from onload_cp_server
bug78628: take netif lock in case of deferred work contention to avoid reordering of TCP stream
bug78640: improve errno handling when stack is unlocked and processes deferred work
bug78734: when doing user-level epoll poll non-accelerated sockets fairly, avoids starvation of some sockets
bug78831: wpdated onload spec file to run depmod in all cases
bug78868: fix broken efch ioctls for 32bit applications
bug78956: don't defer SIGILL signal
bug79117: initialize rcv_wnd_right_edge_sent for TCP loopback, avoids assertions in debug build
bug79120: don't crash when removing an IP address used by a cached socket.
bug79135: preserve O_NONBLOCK flag after attaching FD from socket cache to avoid blocking when non-blocking was requested
bug79149: fix errno handling in citp_tcp_setsockopt()
bug79149: fix error path in citp_tcp_ep_acquire_fd() caller
bug79283: avoid kernel data leak to UL in oo_op_route_resolve()
openonload-201710-u1.1
----------------------
Update sfc net driver to v4.12.2.1014
Add support for recent Linux kernels (up to 4.16) and those using CONFIG_RETPOLINE
openonload-201710-u1
--------------------
Update sfc net driver to v4.12.2.1006
Add support for recent Linux kernels (up to 4.14.11)
openonload-201710
-----------------
Update sfc net driver to v4.12.1.1016
Add support for ScaleOut Onload NICs
Add support for multiple namespaces
Add support for MACVLAN interfaces
Add support for policy routing (replacing EF_TCP_LISTEN_REPLIES_BACK)
Improve support for Onload in Docker containers
Add support for TCPDirect in Docker containers
Add support for recent Linux kernels (up to 4.13)
Rework Onload's control plane to avoid non-GPL taint of kernel modules
Rework Onload's bonding support to avoid polling files in /proc
Rework Onload's black-listing and white-listing of interfaces
task41754: add support for IP_MULTICAST_IF option for struct ip_mreq
task43267: add ef_vi functions for warming PIO transmit path
task45737: add example ef_vi app for receiving jumbo frames
task51485: add nanosecond pcap-ns format support into onload_tcpdump
task52751: allow acceleration of up to 16 interfaces when configured
task53051: include details in efsend sample app for how to achieve high throughput
task60244: add vlan support to efsend sample application
task62742: support for per-stack toggling of TCP header timestamp option: EF_TCP_TSOPT_MODE
task64641: add option EF_PD_MCAST_LOOP to ef_send example
task65597: add onload_stackdump vi_stats command to report no_desc drops (and others)
task65597: rename select_primes to muxer_primes in stackdump
task65597: add more details of timestamping state to stackdump output
task66897: provide per-socket packet count for TCP sockets in stackdump
task67177: allow gdb to access Onload's shared memory mappings
task67689: allow TCPDirect TCP alternatives API callers to calculate their buffer requirements accurately
task67745: allow pauses between sends in eftsloop sample application
task68015: add zf_attr_get_* functions to TCPDirect API to read attribute values
task68726: add meta-option to extension API (ONLOAD_SPIN_MIMIC_EF_POLL) to mimic EF_POLL_USEC
task69697: improve packet rate achievable with ef_vi sample applications
task69900: add zero-copy API sample code: tests/onload/extensions/zc_udp_recv.c
task70734: add test app to demonstrate ef_vi PIO warming: efsend_pio_warm
task70952: add zfdelegated_client benchmark - TCPDirect equivalent to efdelegated_client
task72554: Small speedups for efforward_packed
task73181: add support for gcc-7
task73219: include IP stats and discard counts in stackdump lots, improve formatting
bug47538: report failure from 'onload_install --nobuild' if there is no build directory
bug50141: check onload version when opening onload driver handle
bug51146: fix potential deadlock due to inconsistent fdtable and epoll lock ordering
bug53979: clarify onload_delegated_send extension API return codes
bug54427: fix F_SETPIPE_SZ to return EBUSY if too many buffers are busy
bug55414: add per stack counter handover_accept like per socket counter n_os
bug59268: correct acceleration behaviour of team with non-acceleratable interface as slave
bug59520: ensure onload_ordered_epoll_wait() unblocks if epoll_ctl() is called
bug59819: don't ignore keepalive EF_ variables
bug60256: don't send unacceptable RST packet when receiving on closed socket
bug62342: do not install filters on NICs which the stack has no VIs on (e.g. packed stream NICs)
bug62756: do not warn on installing MAC+PROTO filter if got PROTO filter instead
bug63194: fix potential segfault when calling onload_ordered_epoll_wait() from several threads
bug63300: avoid log messages when handing over UDP packets to kernel due to no ARP
bug64707: include details of -p option in onload usage information
bug64738, bug68473: reduce long-running tasks with stack lock held to avoid EBUSY from operations that need stack lock
bug64785: get correct kernel version in dkms scripts when building for a different kernel to the running one
bug64792: fix receiving 0 byte UDP datagram via OS using zero copy API
bug65065: fix ef_vi_receive_set_discards() to correctly use the supplied masks
bug65842: address various issues in openonload spec file
bug66195: correctly use module_mutex to avoid race causing list corruption on module load/unload
bug66287: fix filter assertion failure and software filter leak with EF_TCP_SHARED_LOCAL_FILTERS
bug66508: reject negative alt_count and zero alt_buf_size in TCPDirect TCP alternatives API
bug66537: avoid caching of IPv6 sockets
bug66581: fix assertion failure during endpoint move: flush pending atomic operations before moving endpoint
bug66652: fix assertion failure during stack free: do not free endpoint before its filters are removed
bug66721: fix crashes with EF_CLUSTER_RESTART
bug66829: onload_tcpdump: add --no-match option to dump unmatched traffic only
bug66886: fix '<func> falls through to next function' warnings on RHEL 7.3
bug66920: fix crash when handling packets with invalid lengths and checksums
bug67043: do not send RST when aborting SYN-SENT connection in TCPDirect
bug67159: fix handling of packets with errors with EF_VI_RX_EVENT_MERGE
bug67181: return -EAGAIN rather than 0 if onload_recvmsg_kernel() called when nothing to do
bug67185: check msg_iovlen is valid before doing MSG_WARM zc_send()
bug67225: fix memory leak in epoll mode 1 - free eitems when close(e_fd)
bug67327: print a message when starting TCPDirect if not using low-latency firmware
bug67330: increment pio_pkts counter when templated send uses PIO
bug67356: return error in proper format from send(MSG_WARM) if message too large
bug67530: disable EF_TCP_SHARED_LOCAL_PORTS for loopback-only stacks
bug67580: don't complain when receiving ACK packets in TCP TIME_WAIT state
bug67633: fix counting of time-wait state loopback sockets when orphaning stack
bug67658: add extension to control filter install for UDP unicast (onload_socket_unicast_nonaccel())
bug67708: before installing filters clear pending NON_ATOMIC jobs to avoid assertion failures
bug67839: correct stackdump threads reporting of priority
bug67851: bug67853: set EPOLLRDHUP when reaching CLOSING state in TCPDirect
bug67853: handle FIN with zero window and non-empty sendq in TCPDirect
bug67905: fix potential deadlock in ci_tcp_connect()
bug67929: make onload robust to non-monotonic clocks
bug67988: onload_zc_recv(): fix crash when callback modifies args
bug68091: updated onload spec file to avoid installing weak-updates symlinks for all kernels present
bug68217: unlock stack before failing on packet-map failure to avoid stuck stack when stack sharing
bug68405: allow the congestion window to reduce below the amount of unacked data in TCPDirect
bug68426: make fcntl(F_[SG]ETPIPE_SZ) retuns value consistent with Linux
bug68473, bug68838: scalable passive: socket stays scalable with so_reuseport and cluster_ignore
bug68502: do not renege on advertised TCP window when SO_RCVBUF is reduced
bug68504: fix regression where ef_pio_alloc() was incompatible with older drivers
bug68754: don't warn in debug build about mismatched UDP packet if stack has scalable filter
bug68800: avoid hang on dup2 onto new stack fd after exec
bug68838: allow moving SO_REUSEPORT sockets when cluster_ignore is set
bug68937: avoid installing sw/hw filters for removed ip adresses
bug69172: update stack frc before delivering UDP loopback to get accurate timestamps
bug69175: correctly handle hw TX timestamping when NIC is reset to avoid gap in TCP stream timestamps
bug69408: avoid long wait for TCP hw TX timestamps if app calls recvmsg(MSG_ERRQUEUE) in tight loop
bug69633: split packet in send queue if receive window too small for whole segment to avoid unnecessary wait
bug69675: ef_vi: Fix bad assert that fires when RX EV merge limit is increased
bug69676: fix overflow in packet count reported by efsink and efsink_packed
bug69782: ef_vi: Fix failure to handle RX event merging limit of 15
bug69827: ef_vi: Fix packed stream when on VI linked to separate EVQ
bug69841: use static with inline in function declarations to help avoid compiler warnings
bug69848: postpone handling of out-of-order packets when rxq is not fully processed to avoid assertion in TCPDirect
bug70243: make type cast match function return type in ef_packet_stream_packet_*()
bug70426: avoid memory leak on cluster allocation failure
bug70515: improve nested epoll caveat for EF_EPOLL_CTL_FAST documentation
bug70553: avoid possible send on closed TCP connection race
bug70575: fix multiple onload_iptables rule parsing issues
bug70638: document error returns from ef_vi_transmit_alt_alloc()
bug70651: efpio and efpingpong could ignore events that came after first RX event in each poll
bug70681: reduce likelihood of exceeding maximum onload_iptables rule length
bug70682: use spin_lock_bh() in oo_timesync_update() to avoid lockdep warnings
bug70905: clarify ef_vi_transmit_push() documentation
bug71053: use syscalls for sendmmsg()/recvmmsg() when passing to kernel instead of dlsym
bug71134: ensure TCPDirect zockets and handles are freed the right way: fixes leak of packet buffer
bug71360: provide correct fdtable lock status when dropping fdi ref, avoids potential deadlock
bug71376: TCPDirect: log sending failures at trace level
bug71435: TCPDirect: fix buffer size passed to inet_ntop
bug71447: TCPDirect: set initial ssthresh = 0xffff as per RFC5681
bug71451: Avoid deadlock when calling citp_fdtable_lookup_noprobe with fdtable lock
bug71512: TCPDirect: finish route lookup before constructing packet headers to get correct VLAN
bug71515: TCPDirect: don't use a multicast address as source address
bug71682: fix handling of single char options in timestamping sample code to avoid app segfault
bug71727: epoll3: fix unkillable processes following kill -9 of another process with shared stack
bug71783: fix handling of bind with listen and EF_TCP_SHARED_LOCAL_PORTS
bug71809: fix handling of bind with handover and EF_TCP_SHARED_LOCAL_PORTS
bug72036: fix crash in TXQ-purge workitem when stack allocation fails
bug72065: do not warn about EF_LOG_TIMESTAMPS, it is a known valid option
bug72147: fix dropping of loopback sockets in acceptq when stack destroyed to avoid leak
bug72279: improve errors reported from ef_vi_transmit_alt_alloc
bug72388: correctly handle VLANs in onload_tcpdump
bug72669: fix behaviour when calling epoll_wait with a bad epoll file descriptor
bug72773: fix removing sockets from epoll set when epoll fd is closed
bug73121: fix use-after-free error when unloading resource driver
bug73274: correctly spread traffic between ports in LACP bonds.
bug73334, bug62342: fix crash when installing drop filter with clustering
bug73493: fix 'deallocating None' crashes in solar_clusterd
bug73582: fix fdi refcounting in reuseport clustering to allow stack to close after fork
bug73726: avoid long timeout on shutdown of blocking socket in connect()
bug73855: avoid firmware assertion when changing DROP filters
bug73869: install correct filters on down hardware ports for reuseport clustering
bug73871: fix crash with EF_TCP_RCVBUF_STRICT when reaping TCP receive queue
bug74264: count failures to send due to control plane tables being full
bug74569: fix crash in onload_ordered_epoll_wait() with concurrent UDP receive
openonload-201606-u1.3
----------------------
Update sfc net driver to v4.10.7.1001
Support for recent Linux kernel versions (4.11)
Support for recent Linux distributions (RHEL 6.9, Debian 9, Ubuntu 17.04)
SF-117344-KI/bug66544: fix MSG_WARM behaviour when called on different socket but same stack as send()
SF-118285-KI/bug66847: check fget() result in epoll calls to avoid NULL dereference
SF-117911-KI/bug67477: retain original security context after allocating packet buffers
SF-117847-KI/bug68310: improve TCP_CORK behaviour when option is removed with fragmented send queue
SF-117847-KI/bug68640: ensure setting TCP_NODELAY while TCP_CORK in use results in flush of pending packet
SF-118230-KI/bug68653: avoid crash in onload_iptables
SF-118033-KI/bug69492: fix leak of syn-recv socket state and state corruption when failing to allocate internal state
SF-118296-KI/bug69764: fix detection and handling of non-Ethernet interfaces, e.g. IP tunnels.
SF-118224-KI/bug70468: fix close() trampolining with kernel built with CONFIG_HARDENED_USERCOPY
SF-118106-KI/bug70825: fix TCP RTT estimation with ONLOAD_MSG_WARM and no TCP timestamp option
SF-118231-KI/bug71078: avoid possible deadlock between fd handover, setsockopt, and UDP send without bind()
SF-118229-KI/bug71157: TCPDirect could send 1 byte beyond advertised receiver's window
SF-118299-KI:bug71526: correctly detect bonding failure for multicast over VLAN-over-bond interface
bug67748: report error correctly if ONLOAD_MSG_WARM used after connection is broken
openonload-201606-u1.2
----------------------
Update sfc net driver to v4.10.4.1005
Support for recent Linux kernel versions (4.9, 4.10)
SF-117768-KI/bug65337: ignore changes when time jumps forward during CPU speed estimate
SF-117352-KI/bug65469: avoid spurious retransmits when ods_complete() called after ACK received
SF-117777-KI/bug66777: prevent potential crashes with concurrent UDP receive-queue access.
SF-117771-KI/bug67072: fix race condition causing potential deadlock in oo_rwlock_lock_write()
SF-117796-KI/bug67325: prevent kernel panic if NIC reset occurs for partially-initialised Onload stack
SF-117813-KI/bug68405: fix MCDI TX errors with large sends on lossy connections with TCPDirect
SF-117770-KI/bug68763: send fast retransmits in response to duplicate acknowledgements in TCPDirect
SF-117704-KI/bug68933: fix close-trampolining on 4.6 and later kernels
SF-117774-KI/bug69206: detect LACP bond active slaves correctly on recent kernels
bug64298: Respect EF_ONLOAD_FD_BASE for re-probed netifs
openonload-201606-u1.1
----------------------
task67184: Improved TCPDirect latency by ~50ns on dual-socket systems
SF-117521-KI/bug66871: fix crash caused by failure to complete TCPDirect stack allocation
SF-117522-KI/bug67797: fix socket and/or packet corruption with templated sends API on 8000-series NICs
SF-117525-KI/bug67676: accelerate multicast traffic even when interface is brought up before Onload discovers it
SF-117526-KI/bug67002: don't accelerate traffic for an IP address that has been removed from an interface
openonload-201606-u1
--------------------
Update sfc net driver to v4.10.0.1011
Add TCPDirect library and API
Support for recent gcc versions (6.1)
Support for recent Linux kernel versions (4.8)
task61897: improve TCP active-open latency: see EF_TCP_SHARED_LOCAL_PORTS.
task65068: add single interface mode to WODA: see EF_WODA_SINGLE_INTERFACE
task64925: report resources for TX alternatives in ef_vi capabilities API
task63419: add onload_socket_nonaccel extension API to create non-accelerated socket
task62869: add JNI bindings for WODA
SF-116522-KI/bug63307: fix RTT calculation without TCP timestamps when loss is occurring.
SF-117038-KI/bug64298: avoid using low fds for onload internals to fix fd clash with java.
bug62973: show CLOSED TCP sockets in onload_stackdump and OnloadRemoteMonitor.
bug62104: avoid storm of wakeup events resulting in "MCDI request was completed without an event"
bug63384: bug62973: Fix EINVAL on listen(); shutdown(); listen();
bug61421: add SIGFPE to the list of signals we do not intercept by default
bug51442: fix bashism in onload_tool script
bug63134: OnloadRemoteMonitor - add option to select a single stack by name
bug62994: handover TCP listen socket if Onload iptables prevents acceleration.
bug62994: handover socket during TCP connect() if Onload iptables blocks filters
bug34753: improve handling of EF_PREFAULT_PACKETS - only error if can't reach EF_MAX_PACKETS
bug60745: improve onload_stackdump help output for filters
bug63136: OnloadRemoteMonitor: add ability to retrieve EF_* settings
bug63134: OnloadRemoteMonitor: add option to select a single stack by name
bug63723: handle inconsistent cplane state without assertion
bug63799: fix timestamp output and decode sync flags in efsend_timestamping.c example app
bug63763: add onload_cplane with weak-modules in RPM spec file
bug63322: improve WODA behaviour (return faster) with EF_UL_EPOLL=3.
bug63982: fix build with gcc 6.1: undefined reference to ____ilog2_NaN.
bug63319: fix recvmmsg() with zero timeout failing to return data.
bug63745: try to load sfc_aoe module if installed
bug64249: avoid leaking stacks that were destroyed before application termination.
bug61373: onload_install changed to update an existing initrd using dracut --force
bug64486: fix trampoline code to work without KALLSYMS_ALL
bug63986: tell filter code to avoid blacklisted hwports
bug63986: add /proc/driver/onload/filter_*
bug64221: add /proc/driver/onload_cplane/hwport2ifindex
bug64680: task59983: Fix panic when passing fds through PF_UNIX sockets.
bug64732: when handling SO_REUSEPORT bind, only unlock socket if it was locked
bug64435: add EF_LOG_THREAD environment to include thread id in log messages
bug64853: fix hexdump option in efrss sample, was printing all zeros
bug64889: don't generate warnings about unexpected MCDI events for MCDI_EVENT_CODE_AOE (0x18)
bug63563: OnloadRemoteMonitor - output integer values using signed/unsigned format
bug57881: provide example of how to use OnloadRemoteMonitor with collectd to record stats
bug63562: OnloadRemoteMonitor - adjust output formats for special fields e.g. IP addresses
bug63774: disable huge pages if incorrect hugepage size configured and avoid kernel crash
bug65144: Onload: with EPOLLET, return all events or nothing, fixes reporting when level-triggered events present
bug49599: avoid stack-locked assertion when freeing SW filters in stack dtor.
bug65497: Add extra logging for odd failure cases in libstack_mappings_init
bug63562: OnloadRemoteMonitor - ci_ifid_t displays as signed
bug64971: OnloadRemoteMonitor - provide finer-grained control of output
bug65774: fix packed stream buffer sizes returned by capabilities API
bug65067: ensure we periodically poll while spinning in WODA to process stack in timely fashion.
bug63768: install orm_json and orm_webserver on 64-bit systems
bug63914: fix sfcaffinity_config for interfaces with ethX-ptp irq channels
bug66047: fix kernel panic when calling ef_pio_unlink_vi() twice.
bug66190: fix memory leak in memreg_rm_alloc()
bug66155: initialize sb_aflags in ci_active_wild_state_init() to avoid assertion on close of reuseport socket
bug64746: permit EPOLL_CTL_DEL with invalid pointer for event structure
bug65026: correctly initialise EF_ACCEPT_INHERIT_NONBLOCK
bug66477: use dev_base_lock instead of rtnl to protect for_each_netdev(), makes teaming work on RHEL7.3
bug66612: fix crash allocating stack when low on memory
openonload-201606
-----------------
Update bundled sfc net driver to v4.8.2.1004
Add support for Solarflare Flareon Ultra 8500 NICs
Add support for recent kernel versions, OS distributions and gcc compiler versions
Add ef_vi "transmit alternatives" API
Add ef_vi capabilities API to allow runtime discovery of available features
Rework ef_vi sample applications and add new eflatency benchmark
Separate distribution of sfc_aoe kernel module from Onload
SF-116299-KI/bug59638: ensure filters are freed before endpoint is freed
SF-116030-KI/bug60602: Bug57274: fix multicast delivery to >2 receivers
bug1068: add route metric support
bug25461: add option for TCP to reply back on interface packets received on (basic source-based routing)
bug43435: fix rare kernel panic during onload module reload
bug45791: display interface name when timestamping failure message raised
bug50671: fix ef_memreg_alloc() with len=4GiB or larger.
bug51688: Add support for RX event batching to ef_vi and onload
bug52168: report whether hardware clock is in-sync via stackdump
bug53985: force TCP recv() to return 0 if properly shut down
bug54583: fixing search for syscall table for PPC Linux >= 3.8
bug54583: support for PowerPC ABIv2
bug55303: ensure sigaction sa_flags match Linux behaviour
bug55565: OnloadRemoteMonitor API update. Change from struct_type to variable name & less verbose output for array of struct
bug56347: Avoid crash when creating VIs while VFs passed through to VM.
bug56799: simplify onload_tcpdump for multi-buffer packets
bug57017: ensure TCP RTT is calculated properly during connect()
bug57088: make lock implementation for EF_FDS_MT_SAFE=0 faster
bug57094: set recvmsg() msg_flags field correctly, e.g. when non-zero on entry
Bug57143: allow ef_vi users to request receive event merging
bug57772: fix race between fdtable_busy_clear / fdtable_busy_wait interlocking
bug57881: add HTTP server for Onload Remote Monitor
bug57881: add onload_version to orm_json output
bug57881: add option to request subset of data from Onload Remote Monitor
bug58224: allow onload_fd_stat to have 'stat' as NULL
bug58241: fix initial TCP window for loopback connections
Bug58251: fix handling of bitfields in remote monitor to avoid assertion on struct size
bug58274: make the set of errors that trigger RX_DISCARD events configurable
bug58441: avoid outputting errors on ENOSYS from MC_CMD_WORKAROUND.
bug58510: rate limit reset stack log messge
bug58547: decrease loglevel LOG_U->LOG_TR after unexpected TCP shutdown
bug58558: wake up TCP loopback peer socket from send_ack()
bug58694: fix setsockopt(SO_TIMEO) with active socket cache
bug58737: limit TCP send buffer by SO_SNDBUF*1.5 instead of *3
bug58850: disable LOG_DU (dump unexpected packets) by default
bug58981: avoid small memory leak in JNI FdStat function.
bug59349: use correct stackname after setting NOCHANGE stack and restoring
bug59442: add ability supply batch IPs/subnets to a map via an onload_fe command.
bug59506: add support for IPv6 filters in ef_vi
bug59609: efab_file_move_to_alien_stack() lock scheme improvement to fix race conditions
bug59639: fix return value for connect() when using scalable filters with socket caching and loopback.
bug59671: add MSG_ONEPKT flag to receive data up to a packet boundary
bug59702: fix filter manager replication/vlan capable flags after interface down/up cycle
bug59762: bug 59591: remove incorrect debug assertion when tcp socket starts to listen
bug59855: flush pending driverlink calls at hot-unplug to ensure they complete before removal.
Bug59875: fix NULL pointer deref after 'oo_nic_add: NOT registering ifindex (too many)' message
bug59879: make sigaction error message more verbose
bug59955: provide mechanism to query per-thread spin settings
bug60058: fix use-after-free slub debug warning in emergency-flush list.
bug60159: fix assertion in ci_netif_filter_insert when socket caching and loopback sockets used
bug60274: avoid hang while accepting socket via kernel using O_NONBLOCK.
bug60421: avoid printing warning if tty ioctls are used on onload epoll fd.
bug60471: bug 58248: defer stack destructor in more contexts where it can't run
bug60757: Add tools and options to debug time taken to add and remove filters
bug60783: Avoid performance degradation of WODA with large numbers of sockets.
bug60795: Avoid crash on stack allocation failure during NIC reset.
Bug60876: avoid process stuck in oo_timesync_wait_for_cpu_khz_to_stabilize
bug60916: fix kernel crash in efab_thr_release() if workqueue allocation failed
bug61083: Fix FD table locking hang.
bug61097: show POLLOUT event when non-blocking connect fails
bug61178: use a mutex in efsink to protect printing from different threads
Bug61218: avoid kernel panic unloading drivers after 'NOT registering ifindex (too many)' message
bug61255: don't do ci_sys_close under fdtable lock to avoid debug assertion and potential deadlock
bug61255: pass EMFILE to user if open() fails
bug61275: check for destroyed epoll set on socket handover to avoid segfault
bug61314: make driver robust, and warn, if new endpoint with filters present
Bug61373: Fix failure to update initramfs after onload_install
Bug61387: EF10 NICs do not support 4K TXQ sizes, so do not list them as supported
bug61721: avoid trying to free a PIO buffer if already unlinked due to NIC reset handling
bug61928: make return values for onload_delegated_send_* consistent when run with/without Onload
Bug62067,Bug50705: avoid eventq overflow warning when EF_TXQ_SIZE > 512 on Siena NICs
bug62370: correct free and used packet buffer counts in onload_stackdump
bug62377: set RSS context flags for MC_CMD_RSS_CONTEXT command correctly, avoids EINVAL MCDI error
Bug62453: licence JNI wrapper with BSD not GPL
bug62468: avoid -fstack-protector when executing library, fixes segfault on Ubuntu 16.04
bug62589: fix RPM spec file conflict with python-libs package
bug62720: Fix EALREADY on ef_vi EVQ-init with timestamps.
SF-116521-KI/bug63317: fix memory leak in ef_vi statistics API
openonload-201509-u1
--------------------
Update sfc net driver to version v4_5_1_1037
Update AOE driver to version v4_7_0_1033
task58695: Build on recent Linux kernels
task54288: Improve accuracy of hardware TX timestamps
task47708: Add option (EF_TCP_RCVBUF_MODE=1) to auto-tune receive buffer size per socket.
task57121: Improve delegated send sample code.
task58575: Improve PIO latency with frames whose size is not multiple of qword
task59096: Allow instance of VI within set or cluster to be specified
task59096: Allow efsink to run without specifying a stream
task52430: Experimental support for PowerPC little-endian.
task52430: Optimisations for Power8 systems.
task57340: Use symmetric RSS hash. Affects ef_vi, SolarCapture. See Release Notes
SF-115347-KI/bug57612: fix handling of fragmented unicast UDP with scalable filters mode
bug56596: add onload_stackdump counter syn_drop_no_return_route
bug56799: add wmb in oo_tcpdump_dump_pkt to avoid potential packet leak in onload_tcpdump
bug57106: handle failure to allocate a special RSS mode by falling back to default.
bug56948, bug57052: fixes EALREADY on EVQ_INIT when stressing stack creation
bug57119: add stack_locks_deferred counter to stackdump
bug56652: avoid endpoint wakeups from driverlink context on RT kernels
bug56919: allow reuse of socket from cache from different PID in some cases
bug42928: increment mm_hash->ref under write lock only, avoids "mmap del of NULL" warning
bug57017: correctly calculate initial TCP RTT during connect()
bug57407: avoid race on re-use of accelerated fd as non-accelerated.
bug53260: make Onload's behaviour for SO_LINGER more closely match Linux's
bug53525: improve messages for ef_vi MCDI TX/RX error events
bug57128: fix assertion in efab_tcp_helper_reuseport_bind() when interrupt driven
bug57683: make ef_pio_unlink_vi unmap the PIO region so PIO can be allocated again
bug57274: ensure unicast UDP packet is only delivered to a single socket
bug57728: correctly initialize citp_dup2_lock at start of day
bug57983: fix memory leak and handling of disappearing stack in WODA
bug58079: improve WODA latency scaling with large numbers of sockets in the set.
bug58086: don't segfault when delegated send API called with bad fd
bug57197: improve checking of arguments supplied to the ef_vi API (e.g. size of vi set)
bug58115: add kernel refcount values to stackdump output
bug58050: prevent EBUSY after repeatedly creating a stack with packet prefault
bug58217: fix rtnl lock assertions seen during bond failover in debug build
bug58217: Prevent flood of 'Not accelerating bond' messages.
bug57796: fix assertion in UDP debug build when poll is needed during epoll()
bug57631: correctly count keepalive probes when orphaning TCP socket to avoid assertion
bug58115: drop stack refcount if loop connection fails because of backlog to avoid zombie stack
bug58562: fix NULL deref and memory leak in error path in control plane initialisation
bug58580: avoid NULL deref if pkt allocation failed when replying to TCP SYN
bug58614: fix bad assertion in bonding debug build
bug57953: Avoid segfault when running with TX timestamping and SW multicast loopback
bug58295: Prevent packet remap errors on one NIC from stalling entire stack
bug58545: Prevent interrupt storm after packet remap failure
bug58643: Don't post packets to a NIC if we failed to remap them
bug58747: Avoid EALREADY on MCDI_CMD_FINI_(RX|TX|EV)Q after remap failure or hotplug
bug58709: Apply timestamp corrections to h/w timestamps reported by Onload
bug58622: Fix TX timestamp correction obtained from NIC. Was too small
bug58274: remove check which could falsely flag some non-IP packets as bad FCS
bug57740: fix filter confusion caused by hardware port down and up in single handler
bug58510: limit rate of some error messages to avoid overwhelming serial log
bug58753: purge btb_clear_mask field and all asserts with it
bug59103: Return informative errors when failing to allocate VI from set.
bug59103: Fix broken handling of VI set instance range check
bug58370: Avoid memory corruption at hotplug
bug59104: Avoid infinite loop on RHEL7.2 reading bonding sysfs files
bug58989: prevent Onload traffic reaching kernel stack on bond failover/hotplug
bug59149: reserve space for timesync events when rx hw timestamping to avoid evq overflow
bug53985: force TCP recv() to return 0 if properly shut down
bug59176: drop stack lock when spinning in write(pipe_fd, ...)
bug58558: fix sendfile() hang on realtime kernels
bug59265: fix race between reset and hotplug causing leak of TX/RX queues
bug59265: avoid MC assertions during repeated hotplug events
bug59206: don't warn about PIO alloc failure when hardware is absent
bug59277: fix CI_CFG_MAX_INTERFACES=1 + TCP loopback stack
bug57953: fix seg fault when TX timestamped packet also delivered via sw loopback
bug59573: bug55063: Fix onload_iptables rules on VLANs and bonds
bug59425: during hot unplug free VIs of stacks under construction/destruction
bug59345: allocate vi resources even for downed interfaces to improve bond behaviour
bug59362: fix flush timeouts after hotplug
bug55063: avoid naming collisions in /proc/driver/sfc_resource
bug58248: fix Ubuntu warning "sysfs: cannot create duplicate filename onload-wq"
bug55799: improve warning message about EF_TCP_SYNRECV_MAX
openonload-201509
-----------------
Add support for recent Linux versions including 4.1, 4.2
Update sfc net driver to version v4_5_1_1026 (see enclosed ReleaseNotes-sfc)
task8595: Implement ef_vi_set_free()
task50720: Add support for Stratus ftServer fault tolerant systems
task44377: Add --report to onload_iptables to show current rules.
task40201: Add onload_iptables --treat_as_outgoing to allow import of OUTPUT rules
task50968: Add support for new Linux teaming module
task47081: Add sample code to demonstrate VPORT switching
task48078: Stackdump details about which NUMA node interesting events occurred on.
task47505: Add EF_TCP_CONNECT_SPIN to control spinning in connect()
task50479: Recycle packet buffers in sets to avoid performance degrading over time
task52626: Add EF_TCP_SYNRECV_MAX to limit number of buffers used for TCP SYN RECV state connections
task50705: Add initial support for separate UDP receive queue
task53668: Add anonymise_stackdump.py tool
task53715: Add support for IP_TRANSPARENT socket option
task8595: Add epoll3 ready list id to socket information in stackdump
task51259: Scalable filter for active open
task53915: Add support for passively opened sockets using MAC filter.
task54521: Add TCP protocol to hardware rx timestamping sample.
task52052: Add mem_drop flag to TCP sockets in onload_stackdump to report memory drops
task53857: Add support for IP-proto and ethertype filters to ef_vi.
task51262: Active endpoint caching
task52071: Implement onload_get_tcp_info extension function
task52339: Implement Linux-style TX timestamping: SO_SELECT_ERR_QUEUE, SOF_TIMESTAMPING_OPT_ID
task47708: Add option to auto-tune TCP send buffer size per socket. Enable with EF_TCP_SNDBUF_MODE=2
task55965: add SOF_TIMESTAMPING_OPT_CMSG support.
task52339: Implement SOF_TIMESTAMPING_OPT_TSONLY (as found in linux>=4.0).
task56363: increase number of supported NIC ports from 6 to 8
task54288: Apply correction to TX timestamp to reflect latency to wire
SF-114668-KI/bug49989: honour NAPI budget when polling in a timer event, avoids "MCDI request was completed without an event"
bug51463: respect i_prefix install path when solar_clusterd built from srpm
bug51221: update onload_iptables to skip reject-with directive
bug45475: fix timestamping example code to build on older kernels
bug51741: improve sfcaffinity_config output to show core and channel mappings
bug50320: respect NAPI budget for Onload events, avoids "self-detected stall on CPU"
bug51932: do not be fussy about which CPU for interrupt if running out of VIs
bug50827: prevent socket joining multicast group if error adding filter
bug52236: remove the onload_set_recv_filter() functionality
bug50648: fix kernel crash during UDP socket handover
bug51146: fix deadlock between fdtable and epoll locks
bug53000: fix RST sending code match Linux behaviour (no ACK flag set)
bug52678: improve SO_LINGER socket option and its interaction with timeouts
bug53684: ensure packets sent at stack destruction time make it onto wire
bug49932: PPC: ef_vi_alloc_from_pd underestimated required eventq size
bug49932: increase default eventq capacity to accomodate timesync events
bug53101: fix packet leak in oo_raw_send()
bug53444: fix ef_vi_eventq_poll() returning fewer events than it could
bug53885: fix sys_read(udp_sock) when data arrived via OS causing kernel panic
bug50081: don't warn about "unknown option" for EF_LOG_FILE
bug53986: fix SRPM spec file when kernel devel packages are present
bug54307: fix zero length MSG_WARM send causing segfault
bug54077: fix crash when deleting bond slave corrupts bonding user table
bug54547: fix thread safety issues in efrss test/example application
bug53101: free loopback sockets at stack destruction
bug53979: fix errno-related issues in delegated send. Now returns -1 with errno set.
bug54662: remove spurious interface appearing in mib-hwport file
bug49651: correctly handle optlen value in getsockopt(TCP_INFO)
bug49650: add latest statistics to getsockopt(TCP_INFO)
bug54650: fix packet leak in IP-fragmented UDP send
bug54682: make dup2 and netif lock ordering consistent to avoid deadlock
bug54682: correct netif / fdtable lock order and check netif list valid
bug54764: fix packet leak when UDP packet is sent (unaccelerated) via OS
bug53101: fix packet leak in TCP_DEFER_ACCEPT paths
bug54808: fix atagram length returned by recvmsg for 32-bit app with TX timestamp
bug54689: do not block non-blocking socket in UDP send if unable to alloc packet
bug54689: avoid stuck stack due to no packets posted to rxq in critical memory pressure
bug54741: extend EF_TCP_SEND_NONBLOCK_NO_PACKETS_MODE to cover connect()
bug45979: fix kernel panic when very large MTU (9200) configured
bug54657: ensure interrupts are primed before dropping into kernel for epoll_wait()
bug54708: wire-order delivery: handle stacks which have not received anything
bug54793: correctly accelerate IP interfaces with /31 netmask
bug54924: return useful error from ef_pio_alloc when hw or module incapable
bug54968: correctly handle SO_RCVTIMEO with 0 value (was affecting SO_SNDTIMEO).
bug54920: fix send buffer size checks when MSG_SENDPAGE_NOTLAST is set
bug54891: return POLLERR if TX timestamp queue is non-empty
bug55166: fix case where datagram sending via system write() is interrupted by signal
bug55178: correctly handle TX timestamps when send queue is overfilled.
bug54352: update openonload.spec file to support kernel-mft-* packages
bug52744: add ioctl SIOCGHWTSTAMP/SIOCSHWTSTAMP support
bug53101: fix packet leak in onload_move_fd()
bug55344: fix sending of packets via syscall when route changes (was returning EAFNOSUPPORT)
bug54650: fix packet leak caused by non-atomic change of some n_*_pkt counters
bug55267: fix ARP reinforcement from syn-recv socket state to avoid frequent sending via OS
bug55468: check ONLOAD_SOF_TIMESTAMPING_STREAM flag instead of assuming set
bug54658: don't print reap list by default in stackdump, could become corrupted and get stuck
bug48303: use dracut as alternative to update_initramfs in onload_install on RHEL7
bug55449: fix citp_udp_ordered_data() + indirect packet
bug55472: UDP TX timestamps: return full packet with Ethernet header
bug55580: correctly detect active bond slave changing on RHEL 6.7
bug55657: multiple fixes for onload_move_fd() causing sockets to timeout
bug55599: fix errno value when ICMP is received during connection attempt
bug55448: fix local address detection
bug53749: use /proc/sys/net/ipv4/tcp_orphan_retries in Onload
bug53175: return POLLRDHUP event when socket was shut down for read
bug55617: add support for ONLOAD_DONT_ACCELERATE in JNI wrapper
bug53840: templated sends: set advertised window correctly
bug55396: support SocketChannel in JNI wrapper
bug55396: support MoveFd in JNI wrapper
bug55981: fix lock inversion in ci_tcp_listen() introduced in 201502-u1
bug55265: implement OO_OS_STATUS_ERR flag: errqueue was ignored after getsockopt(SO_ERROR)
bug55357: make Onload match Linux's meaning of tcpi_probes TCP_INFO field
bug56003: fix efsink test app time sync flag reporting
bug56102: Fix crash when sharing stack after "ethtool -t"
task8595: make environment parsing heed EF_LOG.
bug56153: rework os_pollwait_register() to avoid potential deadlock
bug56191: Fix iommu grouping before attaching to domains: function probe failed on Linux 4.2
bug56091: fix tx_timestamping example code: reset msg_controllen
bug56284: improve description of EF_TCP_{RCV,SND}BUF_ESTABLISHED_DEFAULT
bug56288: don't ignore setting of EF_TCP_(RCV|SND)BUF_ESTABLISHED_DEFAULT
bug55964: fix ee_info value reported in TX timestamp cmsg extended error
bug56385: properly enqueue multi-buffered packet to TX timestamp queue; was truncated after ~1800 bytes
bug56275: ef_vi: take TX capacity into account when allocating packed stream credit.
bug56358: Fix efrecv example code to handle multiple events in a single poll.
bug56411: use rx_channel_count to allow more interrupts to be used when rss_cpus set
bug56168: SUSE: call schedule() between dma_unmap and vfree; avoids "bad page state"
bug56383: avoid TX push on multi-buffered packets, avoids fw corruption of packet
bug56417: fix filter leak and EEXIST return from oof filter code
bug52733: fix n_async_pkts counter when unrolling MSG_WARM with zc_send (previously incremented for each call)
bug56855: bug48930: postpone atomic work when processing interface updates.
openonload-201502-u3
--------------------
Update net driver (v4.5.1.1020)
task55114: add compatibility for RHEL 6.7
openonload-201502-u2
--------------------
Update net driver (v4.5.1.1010)
Add support for Debian 8, Ubuntu 15.04
task52607: Add support for SO_PROTOCOL
task52813: Linux-4.0 compatibility
task43979: Add support for Debian packaging.
SF-114423-KI/bug49906: Fix packet corruption with templated sends and ef_vi PIO.
SF-114381-KI/bug43434: Fix EF_NAME accepting longer names than onload_set_stackname()
SF-114425-KI/bug52613: Avoid system lockup when using delegated sends API and SACK packets
bug53545: fix onload not distributing traffic over lacp bond with vlan
bug53600: bug53558: intercept __poll_chk on libc >=2.19 (Debian 8, Ubuntu 14.10)
bug53527: Fix stack overrun in efdelegated_server example app
bug53453: Correctly handle an epoll ctl on OS fd when postpone limit has been reached
bug53101: Fix reset of non-accepted loopback connection when stack is destroyed
bug53101: Fix packet leak in tcpdump
bug50399: Update eftap to send pkts with multicast loopback RX support
bug53052: Fixes for CI_CFG_DETAILED_CHECKS=1 debug code
bug50399: Fix support for transmit hardware loopback in ef_vi (NB: API change)
bug53011: Purge CI_CFG_REQUIRE_SOCKADDR_FAM build time option
bug42886: Enable tcpdump logging of packets where hardware marked them as to discard
bug51175: Avoid fd leak when closing listening sockets with socket caching.
bug51547: Reduce size and reorder fields in ci_tcp_state for better packing.
bug52409: Fix cluster+TCP loopback combination incapacitating network interface.
bug52750: Fix panic when white/blacklist module parameter has no value.
bug52750: Fix overriding of white/blacklist parameters from modprobe config.
bug52882: Show the correct index of a VI in onload_stackdump.
bug51749: Fix kernel panic when SO_REUSEPORT socket bound to non-SF interface
bug52804: Updated onload_stackdump to display correct output for nics=
bug49906: Enforce PIO packets must be 64-byte-aligned.
bug52799: delegated send: use ipcache under the stack lock only
bug52613: bug48435: improve TX wakeup to wake blocked sender appropriately
bug52613: Fix delegated send ACK handling to avoid adding to retrans queue when already acked
bug52613: Fix retransmission of invalid packet with delegated sends.
bug52613: Fix ordering of packets when mixing normal and delegated sends.
bug52613: Cope with window having shrunk behind in flight right edge in delegated send
bug52699: Fix race condition (kernel panic) between vf_callback and vf_callback_kill
bug45182: Remove unused ef_vi flag: EF_FILTER_FLAG_REPLACE and co.
bug48384: Match Onload behaviour to Linux when TCP_QUICKACK set to 0
bug52611: Add stats for free/used aux buffers
bug52611,bug52655: Fix leak of aux buffers (syn-receive state)
bug51756: Fix TCP_DEFER_ACCEPT socket option implementation
bug50648: bug52474: Fix fop_(read|write)_passthrough file operation
bug50648: Handle listen blocking mode when using CITP_PASSTHROUGH_FD
bug50648: Fix fdtable lock/unlock on some handover paths
bug52497: bug50648: Enable trampoline for alien and handover fd
bug52109: Fix EPOLLONESHOT epoll_wait() followed by select() giving wrong return code
bug37690: Build fix for CI_CFG_PKTS_AS_HUGE_PAGES=0
bug50968: Remove correct row from control plane table when slave removed from bond
bug43453: Support cluster and hw multicast loopback combination
openonload-201502-u1
--------------------
Update net driver (v4.4.1.1021)
bug44482: Add 'provides' statements for sfc-kmod-symvers to onload spec file.
bug46981: Make onload build tolerate missing libjansson dependencies
bug47081: add vport switching example for efpingpong sample
bug51961: Fix error preserving file ownership when extracting Onload tarball as root
bug51827: fix onload_delegated_send_prepare when called on a non-onload-fd
bug50793: Don't inline citp_waitable_wake_not_in_poll
bug51175: Avoid panic when closing listening sockets with socket caching
bug51530: do not update initramfs in onload_install when just asked to list files
bug51463: fix solarclusterd build error when creating RPM as non-root
bug51465: fix date in RPM spec file to avoid rpmbuild complaints
bug51360: warn user about unsupported combination of spin+epoll0
bug51479: correctly handle epoll_wait with timeout=-1 and EF_UL_EPOLL=3
bug51442: fix bashism in onload_tool and other scripts
bug51301: add onload_remote_monitor dependencies to spec file
bug50655: fix simultaneous listen() and recv(), was causing assertion
bug51242: fix EF_UL_EPOLL=3 behaviour when epoll set changes during epoll_wait()
bug51242: fix handling of return code when enabling EF_UL_EPOLL=3
bug51324: do not report SA_SIGINFO when it is unset
bug52045: fix epoll_ordered_wait to restart if repoll returns 0
bug50746: initialise hash to correctly distribute traffic over LACP bond
openonload-201502
-----------------
Update net driver (v4.4.1.1017)
Add support for recent Linux kernels (up to 3.19)
Add official support for Ubuntu (12.04, 14.04, 14.10) and Debian (6, 7)
Add initial preview of Onload Filter Engine
Add VF and multi-PF capabilities to Onload on EF10 hardware
Add support for Docker containers
Add passive-open endpoint caching to increase achievable connection rate
Add onload --profile=safe to make Onload replicate Linux behaviour as closely as possible
Add white and black lists to allow user to select which interfaces are accelerated
Improve scalability of accelerated epoll modes
Support switching packets in the NIC between VIs
Add experimental service to export stackdump-like statistics in JSON format over network
Add new TCP "delegated sends" API
Add ef_vi API to programatically query drop/error counters for each VI
Update some ef_vi samples to use ef_pd_alloc_by_name so they can use clustering
Fix minor bug in calculation of UDP socket q_max statistic.
task8595: Added ef_vi_receive_set_buffer_len()
task41722: Change onload_stackdump -z to output to stdout instead of syslog
task44092: improve TCP loopback to handle out of window data
task41989: choose IRQ on current core by default
task46656: Add sample packed stream ef_vi apps efsink_packed, efforward_packed
task47559: convert pipes to use packet buffers instead of socket buffers for data
task48269: Add and use ef_vi_transmit_copy_pio() to reduce PIO send latency
bug37972: replace tasklets and internal workqueues with Linux workqueues
bug42023: increase CI_CFG_NETIF_MAX_ENDPOINTS_MAX to 2^21
bug43337: handle case when EF_UL_EPOLL=1 spinning on set with no Onload fds
bug41922: support >4GB ef_memreg allocations
bug44568: update msg_name and msg_namelen in recvfrom() even if length was 0
bug44568: fix UDP recvmsg() via OS: copy msg_name with correct length
bug44665: Support IPC namespaces and explicit huge page allocations working together
bug40412: add onload_stack_opt_get_int() API call
bug44732: add spinning statistics to stackdump
bug44257: fix page size handling in ef_memreg_alloc() on PPC64 to avoid corruption
bug41975: add basic SO_BUSY_POLL support
bug1684: correctly handle handover sockets in dup, fork, epoll
bug41166: fix stack save and restore for ONLOAD_DONT_ACCELERATE
bug45917: Avoid potential crash after a closed fd is removed from the epoll set.
bug45910: add EF_TCP_SEND_NONBLOCK_NO_PACKETS_MODE to control onload blocking on non-blocking send
bug45802: fix setsockopt(SO_REUSEPORT) to return -1 and set errno correctly
bug46245: prevent use of packet state after packet has been sent
bug46022: Segfault during send() of UDP datagram when HW RX timestamps are enabled
bug46334: handle adding fd to two epoll sets followed by handover
bug46654: Fix possible ef_vi misreport of CRC_BAD as CSUM_BAD on EF10 adapters
bug43885: onload_stackdump reports PIDs attached to stacks
bug45091: handle buffer table set failures during reset.
bug45162: postpone NIC reset processing to avoid scheduling in atomic
bug46447: do not expect ef10_mcdi_rpc to work under reset: avoids assertion
bug46493: fix error path causing hung kernel task if NIC reset during stack creation
bug45166: remove assert which fires due to race at NIC reset
bug45163: improve packet mapping to NIC under reset
bug46130: allow Onload /dev files to be accessed after chroot
bug46282: Avoid TCP retransmit timeout falling below specified minimum
bug46783: fix incorrect assert in citp_sock_fcntl_os_sock()
bug46821: fix accept() errno when interrupted by sighandler with shutdown()
bug46212: Fix software-filter handling when connecting UDP multicast sockets
bug34462: fix TCP RTO calculations in some corner cases
bug46934: protect against syn flood: ci_tcp_synrecv_send() always gets non-NULL pkt
bug47011: increase listening fd timer frequency to make syn-ack retrans less bursty
bug46973: Handle failure to allocate new citp_sock_fdi on accept()
bug47059: allow sendfile to make progress when small send buffer used
bug47064: fix TCP behaviour with small window close to mss
bug47112: give Onload same behaviour as Linux for negative backlog, ie. listen(sock, -1)
bug47177: EF_RETRANSMIT_THRESHOLD[_SYN] was being ignored.
bug39052: admit other flags in ACK of SYNACK during syncookie processing
bug47027: more detail in stackdump about PIO allocation
bug47341: Add missing unlock on UDP socket create failure with EF_FDTABLE_STRICT
bug47372: ensure stack is unlocked after sending a message that is too big
bug56776: expose onload workqueues via /sys/devices/virtual/workqueue/
bug20561: interrupt accept if the fd is closed under feet by signal
bug30185: use new Linux 3.4 poll API
bug45935: intercept __sendmmsg system call to cope with libc calling it directly
bug44192: improve behaviour when accept() fails due to lack of endpoint buffers
bug47267: calculate TCP window scale factor based on the real SO_RCVBUF value
bug47199: timeout TCP connection stuck in FIN_WAIT1 due to close() with zero window
bug47249: fix software filter table to allow >64K endpoints
bug39799: import local routes with non-32 bit net masks
bug47007: implement EF_TCP_RCVBUF_STRICT=1 mode.
bug47197: set EF_TCP_SNDBUF_MODE=1 by default
bug34581: add EF_SELECT_FAST_USEC, EF_SELECT_NONBLOCK_FAST_USEC to mirror poll equivalents
bug46535: count packets from timestamp queue in SO_SNDBUF to avoid using all buffers
bug41453: install headers and library needed for ef_vi app development
bug47579: reap more buffers from receive queue when we can to reduce buffer use
bug45243: Allow stack creation on setups where not all SFC NICs support Onload.
bug47528: Add support for EF10 VFs to onload
bug47614: use fstat64 instead of fstat to allow opening large file with 32-bit UL
bug46651: do not TX timestamp TCP packets without data (SYN, FIN).
bug45749: fail gracefully (no kernel panic) if active open from clustered socket
bug47901: Fix potential crash when SO_REUSEPORT bind on OS that does not do SO_REUSEPORT
bug47703: Fix panic when SO_REUSEPORT bind to multiple addresses/ports
bug47704: return EADDRINUSE rather than EPERM when SO_REUSEPORT used between UIDs
bug48002: set msg_controllen to zero if not returning cmsg or error from recvmsg()
bug48073: improve recvmmsg performance by removing unnecessary check
bug48103: fix packet length calculation for FIN with TX timestamp
bug47569: Avoid kernel panic if EF_MAX_PACKETS set to negative value
bug48274: initialize error_flags when sharing a stack
bug48304: unlock fdtable when close() hangs because of SO_LINGER
bug43800: prevent loop in ci_udp_sendmsg_send() if shared state corrupted
bug48416: fix potential deadlock in sendfile()
bug48179: update hash used in filter table to improve spreading with lots of connections
bug32215: properly check for space in send queue when doing zc_send
bug44858: return -1 (with errno=EINTR) from citp_epoll_ordered_wait() on signal
bug38207: improve fairness of EF_FDS_MT_SAFE=0 locking mechanism between readers and writers
bug48598: fix potential deadlock when bond is brought up
bug48762: return errno=EAGAIN instead of EPERM when non-blocking UDP send fails
bug48599: don't do full copy for templated send on VLAN interface
bug47476: fix EF_FDTABLE_STRICT=1 mode for accelerated TCP loopback and epoll
bug47426: do not ignore filter errors when EF_NO_FAIL=0
bug47491: fix filter error "laddr=XXX not local" causing no acceleration
bug49289: fix source IP using SO_BINDTODEVICE on intf with multiple IP addresses
bug49445: fix warning on enabling timestamping with single interface up
bug49471: remove verbose log message from ef_vi software event processing
bug49739: increase EF_MIN_FREE_PACKETS to 32 bits
bug48701: fix interrupt allocation with EF_PD_VF (EF_PACKET_BUFFER_MODE=3)
bug49547: set ACK flag when dropping TCP connection with RST and undelivered data
bug49697: improve accuracy of timeout calculations in epoll_wait
bug49722: fix signal handling to allowing killing onloaded process when run out of fds
bug50027: correctly handle more than one profile specified to onload command
bug38605: improve accuracy of epoll/poll/select spinning timeout duration
bug50600: fix deadlock due to EF_*_FORCE_REUSEPORT=1 not releasing os_sock
bug47359: fix loop in bonding work item on recent kernels - do not set SIGPENDING flag
bug50539: reduce async packet count when unused zc_alloc buffers are released
bug50827: roll back OS socket if IP_ADD_MEMBERSHIP failed to add filter
bug43962: Ameliorate race causing "file exists" errors on onload_tool reload on RHEL7 Siena VFs
bug50386: fix onload_tcpdump packet length when stripping VLAN tag
bug51189: avoid segfault parsing invalid filter spec in ef_vi test apps
bug45182: Fix behaviour when unicast-all/multicast-all filter installed multiple times
SF-114094-KI/bug48294: fix error path in oo_bufpage_huge_alloc() to avoid put_page kernel panic
SF-114095-KI/bug47204: fix kernel panic when using ef_memreg to allocate 2G region
SF-114096-KI/bug48247: fix kernel panic with EF_CLUSTER_SIZE>=32
SF-113950-KI/bug49565: Fix PIO send corruption due to memory ordering issue
openonload-201405-u2
--------------------
Updated net driver to build on recent kernels (v4.1.2.1003b)
SF-113792-KI/Bug49194: ef_vi avoid registering wrong pages when ef_memreg_alloc() page sizes vary
SF-113764-KI/Bug48491: do not leak memory when querying status of LACP bond
openonload-201405-u1
--------------------
Updated net driver (v4.1.2.1003)
Add support for SIOCOUTQ/SIOCOUTQNSD
Add support for transmit port sniff filters
Add EF_CLUSTER_IGNORE option to ignore SO_REUSEPORT and disable clusters
Add ef_vi API to allow user to block (e.g. poll()) on a file descriptor: ef_vi_prime()
Add ef_vi API to retrieve interface name: ef_pd_interface_name()
Add support for packed stream firmware mode
Add SO_REUSEADDR support for TCP clients sharing a stack
bug42276: improve building and installing on Debian and Ubuntu systems
bug43406: fix ef_eventq_wait() returning prematurely
bug42034: fix compile issue when CONFIG_SFC_RESOURCE_VF is not defined
bug44302: fix cross compiling for RT kernel failing due to kernel-devel pkg
bug44092: improve TCP window handling for accelerated loopback path
bug44412: fix tx timestamp kernel backtrace on packets handled in kernel
bug43337: allow blocking in epoll_wait() on set with no accelerated fds
bug44257: ensure type of CI_PAGE_MASK can mask a pointer on PPC64
bug44257: fix ef_memreg_alloc() to work on PPC
bug44473: require CAP_NET_ADMIN capability to install MISMATCH MULTICAST VLAN filter
bug44401: fix interrupt-driven throughput performance regression
bug44467: build fix for linux-3.14-rt
bug44518: improve handling of small TCP windows with window scaling
bug42193: handle TCP state changes on zero-window probe, avoids sockets stuck in CLOSING
bug43972: fix kernel panic during aggresive stack creation
bug44360: prevent ef_vi app from removing sniff filter it does not own
bug43269: fix "solar_clusterd -u" - was failing silently
bug44693: fix concurrent callers of ef_pd_alloc_by_name() resulting in seg fault
bug44719: set solar_clusterd process name so it can be killed using pkill
bug44612: fix debug build kernel panic due to modifying flags without lock
bug44888: ensure Onload sends data immediately following window update