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| author | Borislav Petkov <borislav.petkov@amd.com> | 2012-06-20 16:17:51 +0200 |
|---|---|---|
| committer | H. Peter Anvin <hpa@linux.intel.com> | 2012-08-23 01:15:41 +0200 |
| commit | 685ca6d797af9d41164dd64dd60145d4946fc152 (patch) | |
| tree | b6a867ea37b5f9c03c3819570243ccb34c97ef62 /arch/x86/boot/video-mode.c | |
| parent | x86, microcode, AMD: Remove useless get_ucode_data wrapper (diff) | |
| download | linux-685ca6d797af9d41164dd64dd60145d4946fc152.tar.xz linux-685ca6d797af9d41164dd64dd60145d4946fc152.zip | |
x86, microcode, AMD: Check before applying a patch
Make sure we're actually applying a microcode patch to a core which
really needs it.
This brings only a very very very minor slowdown on F10:
0.032218828 sec vs 0.056010626 sec with this patch.
And small speedup on F15:
0.487089449 sec vs 0.180551162 sec (from perf output).
Also, fixup comments while at it.
Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
Link: http://lkml.kernel.org/r/1344361461-10076-8-git-send-email-bp@amd64.org
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Diffstat (limited to 'arch/x86/boot/video-mode.c')
0 files changed, 0 insertions, 0 deletions