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Alexei Starovoitov ea7da1d563 Merge branch 'Various BPF helper improvements'
Daniel Borkmann says:

====================
This series adds two BPF helpers, that is, one for retrieving the classid
of an skb and another one to redirect via the neigh subsystem, and improves
also the cookie helpers by removing the atomic counter. I've also added
the bpf_tail_call_static() helper to the libbpf API that we've been using
in Cilium for a while now, and last but not least the series adds a few
selftests. For details, please check individual patches, thanks!

v3 -> v4:
  - Removed out_rec error path (Martin)
  - Integrate BPF_F_NEIGH flag into rejecting invalid flags (Martin)
    - I think this way it's better to avoid bit overlaps given it's
      right in the place that would need to be extended on new flags
v2 -> v3:
  - Removed double skb->dev = dev assignment (David)
  - Added headroom check for v6 path (David)
  - Set set flowi4_proto for ip_route_output_flow (David)
  - Rebased onto latest bpf-next
v1 -> v2:
  - Rework cookie generator to support nested contexts (Eric)
  - Use ip_neigh_gw6() and container_of() (David)
  - Rename __throw_build_bug() and improve comments (Andrii)
  - Use bpf_tail_call_static() also in BPF samples (Maciej)
====================

Signed-off-by: Alexei Starovoitov <ast@kernel.org>
2020-09-30 11:50:35 -07:00
arch bpf: x64: Do not emit sub/add 0, %rsp when !stack_depth 2020-09-29 16:47:39 -07:00
block - Fix a regression in bdev partition locking (Christoph) 2020-09-11 11:55:28 -07:00
certs .gitignore: add SPDX License Identifier 2020-03-25 11:50:48 +01:00
crypto Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6 2020-08-30 15:53:44 -07:00
Documentation Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2020-09-22 16:45:34 -07:00
drivers net: dsa: bcm_sf2: Include address 0 for MDIO diversion 2020-09-23 17:51:16 -07:00
fs Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2020-09-22 16:45:34 -07:00
include bpf: Add redirect_neigh helper as redirect drop-in 2020-09-30 11:50:35 -07:00
init Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2020-09-22 16:45:34 -07:00
ipc ipc: adjust proc_ipc_sem_dointvec definition to match prototype 2020-09-05 12:14:29 -07:00
kernel bpf, net: Rework cookie generator as per-cpu one 2020-09-30 11:50:35 -07:00
lib Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2020-09-22 16:45:34 -07:00
LICENSES LICENSES: Rename other to deprecated 2019-05-03 06:34:32 -06:00
mm Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2020-09-22 16:45:34 -07:00
net bpf: Add redirect_neigh helper as redirect drop-in 2020-09-30 11:50:35 -07:00
samples bpf, selftests: Use bpf_tail_call_static where appropriate 2020-09-30 11:50:35 -07:00
scripts bpf: Add bpf_snprintf_btf helper 2020-09-28 18:26:58 -07:00
security Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2020-09-22 16:45:34 -07:00
sound sound fixes for 5.9-rc6 2020-09-18 11:38:08 -07:00
tools bpf, selftests: Add redirect_neigh selftest 2020-09-30 11:50:35 -07:00
usr Merge branch 'work.fdpic' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2020-08-07 13:29:39 -07:00
virt KVM: fix memory leak in kvm_io_bus_unregister_dev() 2020-09-11 13:15:11 -04:00
.clang-format clang-format: Update with the latest for_each macro list 2020-09-01 12:53:42 +02:00
.cocciconfig
.get_maintainer.ignore Opt out of scripts/get_maintainer.pl 2019-05-16 10:53:40 -07:00
.gitattributes .gitattributes: use 'dts' diff driver for dts files 2019-12-04 19:44:11 -08:00
.gitignore .gitignore: Add ZSTD-compressed files 2020-07-31 11:50:49 +02:00
.mailmap mailmap: add older email addresses for Kees Cook 2020-09-19 13:13:38 -07:00
COPYING COPYING: state that all contributions really are covered by this file 2020-02-10 13:32:20 -08:00
CREDITS MAINTAINERS: Add Krzysztof Kozlowski to Samsung S3FWRN5 and remove Robert 2020-09-10 15:22:16 -07:00
Kbuild kbuild: rename hostprogs-y/always to hostprogs/always-y 2020-02-04 01:53:07 +09:00
Kconfig kbuild: ensure full rebuild when the compiler is updated 2020-05-12 13:28:33 +09:00
MAINTAINERS Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2020-09-22 16:45:34 -07:00
Makefile Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next 2020-09-23 13:11:11 -07:00
README Drop all 00-INDEX files from Documentation/ 2018-09-09 15:08:58 -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.

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.