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authorLinus Torvalds <torvalds@linux-foundation.org>2017-07-03 18:33:03 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2017-07-03 18:33:03 -0700
commit4422d80ed7d4bdb2d6e9fb890c66c3d9250ba694 (patch)
tree667e352576878a62f5e49c34e6eed5f164252415 /Documentation
parent9a9594efe54324e9124add7e7b1e7bdb6d0b08a3 (diff)
parent32288daf3f2439f57167c03cd679c2eba28923b7 (diff)
Merge branch 'ras-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull RAS updates from Thomas Gleixner: "The RAS updates for the 4.13 merge window: - Cleanup of the MCE injection facility (Borsilav Petkov) - Rework of the AMD/SMCA handling (Yazen Ghannam) - Enhancements for ACPI/APEI to handle new notitication types (Shiju Jose) - atomic_t to refcount_t conversion (Elena Reshetova) - A few fixes and enhancements all over the place" * 'ras-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: RAS/CEC: Check the correct variable in the debugfs error handling x86/mce: Always save severity in machine_check_poll() x86/MCE, xen/mcelog: Make /dev/mcelog registration messages more precise x86/mce: Update bootlog description to reflect behavior on AMD x86/mce: Don't disable MCA banks when offlining a CPU on AMD x86/mce/mce-inject: Preset the MCE injection struct x86/mce: Clean up include files x86/mce: Get rid of register_mce_write_callback() x86/mce: Merge mce_amd_inj into mce-inject x86/mce/AMD: Use saved threshold block info in interrupt handler x86/mce/AMD: Use msr_stat when clearing MCA_STATUS x86/mce/AMD: Carve out SMCA bank configuration x86/mce/AMD: Redo error logging from APIC LVT interrupt handlers x86/mce: Convert threshold_bank.cpus from atomic_t to refcount_t RAS: Make local function parse_ras_param() static ACPI/APEI: Handle GSIV and GPIO notification types
Diffstat (limited to 'Documentation')
-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.