freebsd with flexible iflib nic queues
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Hans Petter Selasky e0ba1be6d7 Don't hold state lock while detaching network device instance in mlx4en(4).
It can happen during shutdown that the lock will recurse when the mlx4en(4)
instance is part of a lagg interface. Call ether_ifdetach() unlocked.

Backtrace:
panic(): _sx_xlock_hard: recursed on non-recursive sx &mdev->state_lock
_sx_xlock_hard()
_sx_xlock()
mlx4_en_ioctl()
if_setlladdr()
lagg_port_destroy()
lagg_port_ifdetach()
if_detach()
mlx4_en_destroy_netdev()
mlx4_en_remove()
mlx4_remove_device()
mlx4_unregister_device()
mlx4_unload_one()
mlx4_shutdown()
linux_pci_shutdown()
bus_generic_shutdown()

MFC after:		1 week
Sponsored by:		Mellanox Technologies
2019-03-08 09:16:29 +00:00
bin sh/tests: Improve failure messages of expansion/arith15.0 2019-03-07 22:51:58 +00:00
cddl Fix a regression introduced in r344569 2019-02-27 13:49:41 +00:00
contrib Pull in r354937 from upstream clang trunk (by Jörg Sonnenberger): 2019-03-07 19:33:39 +00:00
crypto Merge OpenSSL 1.1.1b. 2019-02-26 19:31:33 +00:00
etc Merge ^/head r344549 through r344775. 2019-03-04 19:14:32 +00:00
gnu Divorce MK_GDB from MK_BINUTILS. 2019-03-06 20:13:02 +00:00
include Import 4.2.8p13. 2019-03-07 13:01:16 +00:00
kerberos5 Add WITH_PIE knob to build Position Independent Executables 2019-02-15 22:22:38 +00:00
lib Drop "All rights reserved" from my copyright statements. 2019-03-06 22:11:45 +00:00
libexec Add support for a virtual hostname to nfsd 2019-02-16 00:15:54 +00:00
release Fix sed script to insert Amazon NTP server into ntp.conf once rather 2019-02-19 23:24:39 +00:00
rescue rescue: set NO_SHARED in Makefile 2018-11-19 22:18:18 +00:00
sbin Update for IETF draft-ietf-6man-ipv6only-flag. 2019-03-06 23:31:42 +00:00
secure Merge OpenSSL 1.1.1b. 2019-02-26 19:31:33 +00:00
share Drop "All rights reserved" from my copyright statements. 2019-03-06 22:11:45 +00:00
stand stand/common/module: Apply style(9) 2019-03-07 18:57:43 +00:00
sys Don't hold state lock while detaching network device instance in mlx4en(4). 2019-03-08 09:16:29 +00:00
targets retire LINKER_FEATURES filter flag 2018-11-12 20:44:22 +00:00
tests Import 4.2.8p13. 2019-03-07 13:01:16 +00:00
tools Drop "All rights reserved" from my copyright statements. 2019-03-06 22:11:45 +00:00
usr.bin seq(1): Require user-provided format strings to contain a conversion 2019-03-07 18:24:16 +00:00
usr.sbin MFV r344878: 2019-03-07 13:36:00 +00:00
.arcconfig callsign isn't required anymore 2016-09-29 06:19:45 +00:00
.arclint arc lint: ignore /tests/ in chmod 2017-12-19 03:38:06 +00:00
.gitattributes MK_ZFS -> {MK_ZFS|MK_LOADER_ZFS}, this is so we can diable userland / kernel 2019-01-05 22:45:20 +00:00
.gitignore Ignore _.universe-toolchain file. 2018-07-01 13:50:37 +00:00
COPYRIGHT Import 4.2.8p13. 2019-03-07 13:01:16 +00:00
LOCKS LOCKS: update current locks 2018-06-09 03:08:04 +00:00
MAINTAINERS Update review requests for bhyve. 2019-02-27 20:09:58 +00:00
Makefile Update comment about 'universe' disk usage 2018-11-10 19:09:48 +00:00
Makefile.inc1 Remove iBCS2: plug a wart missed in r342242 2018-12-19 22:08:51 +00:00
Makefile.libcompat Use ...-freebsd13.0 in -target strings. 2018-11-12 16:55:20 +00:00
Makefile.sys.inc AUTO_OBJ: For all top-level targets enforce using an OBJDIR. 2017-12-05 21:29:47 +00:00
ObsoleteFiles.inc Set tentative merge date, and bump __FreeBSD_version. 2019-03-04 19:23:11 +00:00
README Import OpenSSL 1.1.1b. 2019-02-26 18:06:51 +00:00
README.md README: add generic notes about GENERIC and NOTES 2018-06-17 19:44:24 +00:00
UPDATING Set tentative merge date, and bump __FreeBSD_version. 2019-03-04 19:23:11 +00:00

FreeBSD Source:

This is the top level of the FreeBSD source directory. This file was last revised on: FreeBSD

FreeBSD is an operating system used to power modern servers, desktops, and embedded platforms. A large community has continually developed it for more than thirty years. Its advanced networking, security, and storage features have made FreeBSD the platform of choice for many of the busiest web sites and most pervasive embedded networking and storage devices.

For copyright information, please see the file COPYRIGHT in this directory. Additional copyright information also exists for some sources in this tree - please see the specific source directories for more information.

The Makefile in this directory supports a number of targets for building components (or all) of the FreeBSD source tree. See build(7), config(8), https://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/makeworld.html, and https://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/kernelconfig.html for more information, including setting make(1) variables.

Source Roadmap:

bin		System/user commands.

cddl		Various commands and libraries under the Common Development
		and Distribution License.

contrib		Packages contributed by 3rd parties.

crypto		Cryptography stuff (see crypto/README).

etc		Template files for /etc.

gnu		Various commands and libraries under the GNU Public License.
		Please see gnu/COPYING* for more information.

include		System include files.

kerberos5	Kerberos5 (Heimdal) package.

lib		System libraries.

libexec		System daemons.

release		Release building Makefile & associated tools.

rescue		Build system for statically linked /rescue utilities.

sbin		System commands.

secure		Cryptographic libraries and commands.

share		Shared resources.

stand		Boot loader sources.

sys		Kernel sources.

sys/<arch>/conf Kernel configuration files. GENERIC is the configuration
		used in release builds. NOTES contains documentation of
		all possible entries.

tests		Regression tests which can be run by Kyua.  See tests/README
		for additional information.

tools		Utilities for regression testing and miscellaneous tasks.

usr.bin		User commands.

usr.sbin	System administration commands.

For information on synchronizing your source tree with one or more of the FreeBSD Project's development branches, please see:

https://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/current-stable.html