]> git.proxmox.com Git - mirror_ubuntu-jammy-kernel.git/commit
tools arch: Update arch/x86/lib/mem{cpy,set}_64.S copies used in 'perf bench mem...
authorArnaldo Carvalho de Melo <acme@redhat.com>
Sun, 9 May 2021 13:19:37 +0000 (10:19 -0300)
committerStefan Bader <stefan.bader@canonical.com>
Wed, 10 Aug 2022 07:22:01 +0000 (09:22 +0200)
commitbe274b3e75e16f7d22b4c155d663d4a05e4d2ce2
tree8f6082f84b3bb76f242f61f3f8c5122615c31428
parent7c774f7591efba0e7b1673ec8e05000e60c73a84
tools arch: Update arch/x86/lib/mem{cpy,set}_64.S copies used in 'perf bench mem memcpy'

BugLink: https://bugs.launchpad.net/bugs/1980277
[ Upstream commit 35cb8c713a496e8c114eed5e2a5a30b359876df2 ]

To bring in the change made in this cset:

  f94909ceb1ed4bfd ("x86: Prepare asm files for straight-line-speculation")

It silences these perf tools build warnings, no change in the tools:

  Warning: Kernel ABI header at 'tools/arch/x86/lib/memcpy_64.S' differs from latest version at 'arch/x86/lib/memcpy_64.S'
  diff -u tools/arch/x86/lib/memcpy_64.S arch/x86/lib/memcpy_64.S
  Warning: Kernel ABI header at 'tools/arch/x86/lib/memset_64.S' differs from latest version at 'arch/x86/lib/memset_64.S'
  diff -u tools/arch/x86/lib/memset_64.S arch/x86/lib/memset_64.S

The code generated was checked before and after using 'objdump -d /tmp/build/perf/bench/mem-memcpy-x86-64-asm.o',
no changes.

Cc: Borislav Petkov <bp@suse.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
Signed-off-by: Stefan Bader <stefan.bader@canonical.com>
tools/arch/x86/lib/memcpy_64.S
tools/arch/x86/lib/memset_64.S