diff options
| author | Zhang Yanfei <zhangyanfei@cn.fujitsu.com> | 2013-03-28 09:16:45 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-03-29 17:17:22 +0100 |
| commit | c4fd675f584a17bd8ceb4fcbf29af12be7ac2a57 (patch) | |
| tree | b8854cbdabc035682d715a9af6502602c08110ce /Documentation/ABI | |
| parent | sysfs: Add crash_notes_size to export percpu note size (diff) | |
| download | linux-c4fd675f584a17bd8ceb4fcbf29af12be7ac2a57.tar.xz linux-c4fd675f584a17bd8ceb4fcbf29af12be7ac2a57.zip | |
Documentation: Add ABI entry for crash_notes and crash_notes_size
Add an Documentation/ABI entry for /sys/devices/system/cpu/cpu0/crash_notes
and /sys/devices/system/cpu/cpu0/crash_notes_size.
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: Vivek Goyal <vgoyal@redhat.com>
Signed-off-by: Zhang Yanfei <zhangyanfei@cn.fujitsu.com>
Acked-by: Simon Horman <horms@verge.net.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'Documentation/ABI')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-devices-system-cpu | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-devices-system-cpu b/Documentation/ABI/testing/sysfs-devices-system-cpu index 9c978dcae07d..2447698aed41 100644 --- a/Documentation/ABI/testing/sysfs-devices-system-cpu +++ b/Documentation/ABI/testing/sysfs-devices-system-cpu @@ -173,3 +173,15 @@ Description: Processor frequency boosting control Boosting allows the CPU and the firmware to run at a frequency beyound it's nominal limit. More details can be found in Documentation/cpu-freq/boost.txt + + +What: /sys/devices/system/cpu/cpu#/crash_notes + /sys/devices/system/cpu/cpu#/crash_notes_size +Date: April 2013 +Contact: kexec@lists.infradead.org +Description: address and size of the percpu note. + + crash_notes: the physical address of the memory that holds the + note of cpu#. + + crash_notes_size: size of the note of cpu#. |