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Toke Høiland-Jørgensen 49b452c382 libbpf: Fix type of old_fd in bpf_xdp_set_link_opts
The 'old_fd' parameter used for atomic replacement of XDP programs is
supposed to be an FD, but was left as a u32 from an earlier iteration of
the patch that added it. It was converted to an int when read, so things
worked correctly even with negative values, but better change the
definition to correctly reflect the intention.

Fixes: bd5ca3ef93 ("libbpf: Add function to set link XDP fd while specifying old program")
Reported-by: David Ahern <dsahern@gmail.com>
Signed-off-by: Toke Høiland-Jørgensen <toke@redhat.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: David Ahern <dsahern@gmail.com>
Acked-by: Song Liu <songliubraving@fb.com>
Link: https://lore.kernel.org/bpf/20200414145025.182163-1-toke@redhat.com
2020-04-15 13:26:08 +02:00
Documentation docs: networking: add full DIM API 2020-04-10 18:11:04 -07:00
LICENSES LICENSES: Rename other to deprecated 2019-05-03 06:34:32 -06:00
arch arm, bpf: Fix offset overflow for BPF_MEM BPF_DW 2020-04-14 21:27:54 +02:00
block SCSI misc on 20200402 2020-04-02 17:03:53 -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 2020-04-01 14:47:40 -07:00
drivers net: tun: record RX queue in skb before do_xdp_generic() 2020-04-12 20:58:24 -07:00
fs Merge branch 'akpm' (patches from Andrew) 2020-04-07 14:11:54 -07:00
include net: ipv6: do not consider routes via gateways for anycast address check 2020-04-07 18:26:52 -07:00
init init/Kconfig: clean up ANON_INODES and old IO schedulers options 2020-04-07 10:43:44 -07:00
ipc ipc/shm.c: make compat_ksys_shmctl() static 2020-04-07 10:43:45 -07:00
kernel bpf: remove unneeded conversion to bool in __mark_reg_unknown 2020-04-14 21:40:06 +02:00
lib Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf 2020-04-09 17:39:22 -07:00
mm kasan: unset panic_on_warn before calling panic() 2020-04-07 10:43:44 -07:00
net xsk: Add missing check on user supplied headroom size 2020-04-15 13:07:18 +02:00
samples samples/hw_breakpoint: drop use of kallsyms_lookup_name() 2020-04-07 10:43:44 -07:00
scripts ubsan: split "bounds" checker from other options 2020-04-07 10:43:44 -07:00
security Keyrings fixes 2020-04-04 12:24:47 -07:00
sound SPDX patches for 5.7-rc1. 2020-04-03 13:12:26 -07:00
tools libbpf: Fix type of old_fd in bpf_xdp_set_link_opts 2020-04-15 13:26:08 +02:00
usr .gitignore: add SPDX License Identifier 2020-03-25 11:50:48 +01:00
virt KVM: Pass kvm_init()'s opaque param to additional arch funcs 2020-03-31 10:48:03 -04:00
.clang-format clang-format: Update with the latest for_each macro list 2020-03-06 21:50:05 +01:00
.cocciconfig scripts: add Linux .cocciconfig for coccinelle 2016-07-22 12:13:39 +02:00
.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 SPDX License Identifier 2020-03-25 11:50:48 +01:00
.mailmap media updates for v5.7-rc1 2020-03-30 13:42:05 -07:00
COPYING COPYING: state that all contributions really are covered by this file 2020-02-10 13:32:20 -08:00
CREDITS MAINTAINERS: Hand MIPS over to Thomas 2020-02-24 22:43:18 -08:00
Kbuild kbuild: rename hostprogs-y/always to hostprogs/always-y 2020-02-04 01:53:07 +09:00
Kconfig docs: kbuild: convert docs to ReST and rename to *.rst 2019-06-14 14:21:21 -06:00
MAINTAINERS docs: networking: convert DIM to RST 2020-04-10 18:10:59 -07:00
Makefile Kbuild updates for v5.7 2020-03-31 16:03:39 -07:00
README Drop all 00-INDEX files from Documentation/ 2018-09-09 15:08:58 -06:00

README

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.