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authorYazen Ghannam <yazen.ghannam@amd.com>2017-06-13 18:28:35 +0200
committerIngo Molnar <mingo@kernel.org>2017-06-14 07:32:10 +0200
commit6057077f6ebc0747c2f5b21dfb1eb782f489d0f6 (patch)
tree45e9b1ed7e70441810091ec88df3a32a2d62ecee /Documentation/x86/x86_64/boot-options.txt
parentx86/mce: Don't disable MCA banks when offlining a CPU on AMD (diff)
downloadlinux-6057077f6ebc0747c2f5b21dfb1eb782f489d0f6.tar.xz
linux-6057077f6ebc0747c2f5b21dfb1eb782f489d0f6.zip
x86/mce: Update bootlog description to reflect behavior on AMD
The bootlog option is only disabled by default on AMD Fam10h and older systems. Update bootlog description to say this. Change the family value to hex to avoid confusion. Signed-off-by: Yazen Ghannam <yazen.ghannam@amd.com> Signed-off-by: Borislav Petkov <bp@suse.de> Cc: Borislav Petkov <bp@alien8.de> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Tony Luck <tony.luck@intel.com> Cc: linux-edac <linux-edac@vger.kernel.org> Link: http://lkml.kernel.org/r/20170613162835.30750-9-bp@alien8.de Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'Documentation/x86/x86_64/boot-options.txt')
-rw-r--r--Documentation/x86/x86_64/boot-options.txt3
1 files changed, 2 insertions, 1 deletions
diff --git a/Documentation/x86/x86_64/boot-options.txt b/Documentation/x86/x86_64/boot-options.txt
index 61b611e9eeaf..b297c48389b9 100644
--- a/Documentation/x86/x86_64/boot-options.txt
+++ b/Documentation/x86/x86_64/boot-options.txt
@@ -36,7 +36,8 @@ Machine check
to broadcast MCEs.
mce=bootlog
Enable logging of machine checks left over from booting.
- Disabled by default on AMD because some BIOS leave bogus ones.
+ Disabled by default on AMD Fam10h and older because some BIOS
+ leave bogus ones.
If your BIOS doesn't do that it's a good idea to enable though
to make sure you log even machine check events that result
in a reboot. On Intel systems it is enabled by default.