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David S. Miller 53e50a6ec2 Merge branch 'mlxsw-Add-VxLAN-support'
Ido Schimmel says:

====================
mlxsw: Add VxLAN support

This patchset adds support for VxLAN offload in the mlxsw driver.

With regards to the forwarding plane, VxLAN support is composed from two
main parts: Encapsulation and decapsulation.

In the device, NVE encapsulation (and VxLAN in particular) takes place
in the bridge. A packet can be encapsulated using VxLAN either because
it hit an FDB entry that forwards it to the router with the IP of the
remote VTEP or because it was flooded, in which case it is sent to a
list of remote VTEPs (in addition to local ports). In either case, the
VNI is derived from the filtering identifier (FID) the packet was
classified to at ingress and the underlay source IP is taken from a
device global configuration.

VxLAN decapsulation takes place in the underlay router, where packets
that hit a local route that corresponds to the source IP of the local
VTEP are decapsulated and injected to the bridge. The packets are
classified to a FID based on the VNI they came with.

The first six patches export the required APIs in the VxLAN and mlxsw
drivers in order to allow for the introduction of the NVE core in the
next two patches. The NVE core is designed to support a variety of NVE
encapsulations (e.g., VxLAN, NVGRE) and different ASICs, but currently
only VxLAN and Spectrum are supported. Spectrum-2 support will be added
in the future.

The last 10 patches add support for VxLAN decapsulation and
encapsulation and include the addition of the required switchdev APIs in
the VxLAN driver. These APIs allow capable drivers to get a notification
about the addition / deletion of FDB entries to / from the VxLAN's FDB.

Subsequent patchset will add selftests (generic and mlxsw-specific),
data plane learning, FDB extack and vetoing and support for VLAN-aware
bridges (one VNI per VxLAN device model).

v2:
* Implement netif_is_vxlan() using rtnl_link_ops->kind (Jakub & Stephen)
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2018-10-17 17:45:08 -07:00
arch Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2018-10-12 21:38:46 -07:00
block blk-mq: I/O and timer unplugs are inverted in blktrace 2018-09-27 13:12:44 -06:00
certs export.h: remove VMLINUX_SYMBOL() and VMLINUX_SYMBOL_STR() 2018-08-22 23:21:44 +09:00
crypto DMAengine updates for v4.19-rc1 2018-08-18 15:55:59 -07:00
Documentation FDDI: defza: Add support for DEC FDDIcontroller 700 TURBOchannel adapter 2018-10-15 21:46:06 -07:00
drivers mlxsw: spectrum_switchdev: Add support for VxLAN encapsulation 2018-10-17 17:45:08 -07:00
firmware kbuild: remove all dummy assignments to obj- 2017-11-18 11:46:06 +09:00
fs Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2018-10-12 21:38:46 -07:00
include bridge: switchdev: Allow clearing FDB entry offload indication 2018-10-17 17:45:08 -07:00
init Kbuild updates for v4.19 (2nd) 2018-08-25 13:40:38 -07:00
ipc ipc/shm.c: use ERR_CAST() for shm_lock() error return 2018-10-05 16:32:04 -07:00
kernel Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next 2018-10-15 23:21:07 -07:00
lib Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2018-10-12 21:38:46 -07:00
LICENSES LICENSES: Add Linux-OpenIB license text 2018-04-27 16:41:53 -06:00
mm Merge branch 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2018-10-11 12:27:47 +02:00
net bridge: switchdev: Allow clearing FDB entry offload indication 2018-10-17 17:45:08 -07:00
samples Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2018-10-12 21:38:46 -07:00
scripts Kbuild fixes for v4.19 (2nd) 2018-10-11 19:23:07 +02:00
security Revert "uapi/linux/keyctl.h: don't use C++ reserved keyword as a struct member name" 2018-09-25 13:28:58 +02:00
sound ALSA: hda/realtek - Cannot adjust speaker's volume on Dell XPS 27 7760 2018-10-04 07:50:48 +02:00
tools Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next 2018-10-15 23:21:07 -07:00
usr initramfs: move gen_initramfs_list.sh from scripts/ to usr/ 2018-08-22 23:21:44 +09:00
virt KVM: Remove obsolete kvm_unmap_hva notifier backend 2018-09-07 15:06:02 +02:00
.clang-format clang-format: Set IndentWrappedFunctionNames false 2018-08-01 18:38:51 +02:00
.cocciconfig scripts: add Linux .cocciconfig for coccinelle 2016-07-22 12:13:39 +02:00
.get_maintainer.ignore Add hch to .get_maintainer.ignore 2015-08-21 14:30:10 -07:00
.gitattributes .gitattributes: set git diff driver for C source code files 2016-10-07 18:46:30 -07:00
.gitignore Kbuild updates for v4.17 (2nd) 2018-04-15 17:21:30 -07:00
.mailmap libnvdimm-for-4.19_misc 2018-08-25 18:13:10 -07:00
COPYING COPYING: use the new text with points to the license files 2018-03-23 12:41:45 -06:00
CREDITS 9p: remove Ron Minnich from MAINTAINERS 2018-08-17 16:20:26 -07:00
Kbuild Kbuild updates for v4.15 2017-11-17 17:45:29 -08:00
Kconfig kconfig: move the "Executable file formats" menu to fs/Kconfig.binfmt 2018-08-02 08:06:55 +09:00
MAINTAINERS Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next 2018-10-15 23:21:07 -07:00
Makefile Kbuild fixes for v4.19 (2nd) 2018-10-11 19:23:07 +02:00
README Docs: Added a pointer to the formatted docs to README 2018-03-21 09:02:53 -06:00

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.
See Documentation/00-INDEX for a list of what is contained in each file.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.