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shurd 8826fe7913 iflib: Better control over queue core assignment
By default, cores are now assigned to queues in a sequential
manner rather than all NICs starting at the first core. On a four-core
system with two NICs each using two queue pairs, the nic:queue -> core
mapping has changed from this:

0:0 -> 0, 0:1 -> 1
1:0 -> 0, 1:1 -> 1

To this:

0:0 -> 0, 0:1 -> 1
1:0 -> 2, 1:1 -> 3

Additionally, a device can now be configured to use separate cores for TX
and RX queues.

Two new tunables have been added, dev.X.Y.iflib.separate_txrx and
dev.X.Y.iflib.core_offset. If core_offset is set, the NIC is not part
of the auto-assigned sequence.

Reviewed by:	marius
MFC after:	2 weeks
Sponsored by:	Limelight Networks
Differential Revision:	https://reviews.freebsd.org/D20029
2019-04-25 21:24:56 +00:00
bin Restore the -n flag parsing, but ignore it. 2019-04-24 05:24:10 +00:00
cddl Drop -g from CFLAGS for zfsd(8). No idea why it was ever there. 2019-04-16 12:25:15 +00:00
contrib MFV r346563: 2019-04-23 03:52:43 +00:00
crypto Add workaround for a QoS-related bug in VMWare Workstation. 2019-03-27 15:17:29 +00:00
etc mtree: Add more runtime package tag 2019-04-25 16:45:24 +00:00
gnu Fix gdb/kgdb build under WITH_PIE 2019-04-01 19:19:51 +00:00
include Introduce funlinkat syscall that always us to check if we are removing 2019-04-06 09:34:26 +00:00
kerberos5 Add WITH_PIE knob to build Position Independent Executables 2019-02-15 22:22:38 +00:00
lib libbe(3): Fix libcompat build 2019-04-25 20:48:25 +00:00
libexec Fix order of destructors between main binary and libraries. 2019-04-15 13:03:09 +00:00
release Add support for cross-building cloudware images. 2019-04-03 21:54:47 +00:00
rescue rescue: set NO_SHARED in Makefile 2018-11-19 22:18:18 +00:00
sbin Add GRE-in-UDP encapsulation support as defined in RFC8086. 2019-04-24 09:05:45 +00:00
secure Add workaround for a QoS-related bug in VMWare Workstation. 2019-03-27 15:17:29 +00:00
share iflib: Better control over queue core assignment 2019-04-25 21:24:56 +00:00
stand Add the proper range of years for Netflix's copyright on this 2019-04-25 20:23:13 +00:00
sys iflib: Better control over queue core assignment 2019-04-25 21:24:56 +00:00
targets retire LINKER_FEATURES filter flag 2018-11-12 20:44:22 +00:00
tests Use range instead of xrange 2019-04-24 05:52:24 +00:00
tools For the geli-gpt-zfs test images, both bios and uefi flavors, add a dummy 2019-04-25 00:08:15 +00:00
usr.bin ar: shuffle symbol offsets during conversion for 32-bit ar archives 2019-04-22 19:55:47 +00:00
usr.sbin bsdinstall: up the interface before calling dhclient 2019-04-25 16:47:15 +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
.cirrus.yml Cirrus-CI: pass OVMF env var to test script for upcoming changes 2019-04-11 13:01:26 +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 Happy New Year 2019! 2019-01-01 00:25:25 +00:00
LOCKS LOCKS: update current locks 2018-06-09 03:08:04 +00:00
MAINTAINERS Add note that I'm the defacto maintainer of libegacy, our 2019-04-18 15:19:28 +00:00
Makefile import zstd 1.4.0 2019-04-19 00:31:04 +00:00
Makefile.inc1 pkgbase: Use uname as ABI_FILE 2019-03-27 17:55:39 +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 wpa_supplicant/hostapd 2.8 2019-04-22 15:42:53 +00:00
README.md import zstd 1.4.0 2019-04-19 00:31:04 +00:00
UPDATING random(4): Restore availability tradeoff prior to r346250 2019-04-18 20:48:54 +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