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| author | Dou Liyang <douly.fnst@cn.fujitsu.com> | 2017-10-09 11:03:33 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2017-10-10 11:45:42 +0200 |
| commit | 6be53520ad8f87dc748f381e4e8e6a846a4b466b (patch) | |
| tree | 961c29c19cdf732eb2415f5238eeec7fe7118fb5 /Documentation | |
| parent | sched/rt: Simplify the IPI based RT balancing logic (diff) | |
| download | linux-6be53520ad8f87dc748f381e4e8e6a846a4b466b.tar.xz linux-6be53520ad8f87dc748f381e4e8e6a846a4b466b.zip | |
x86/tsc: Append the 'tsc=' description for the 'tsc=unstable' boot parameter
Commit:
8309f86cd41e ("x86/tsc: Provide 'tsc=unstable' boot parameter")
added a new 'tsc=unstable' parameter, but didn't document it.
Document it.
Signed-off-by: Dou Liyang <douly.fnst@cn.fujitsu.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: <corbet@lwn.net>
Cc: <pasha.tatashin@oracle.com>
Cc: <tglx@linutronix.de>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/1507539813-11420-1-git-send-email-douly.fnst@cn.fujitsu.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/admin-guide/kernel-parameters.txt | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index 05496622b4ef..6b99c8b77c59 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -4194,6 +4194,9 @@ Used to run time disable IRQ_TIME_ACCOUNTING on any platforms where RDTSC is slow and this accounting can add overhead. + [x86] unstable: mark the TSC clocksource as unstable, this + marks the TSC unconditionally unstable at bootup and + avoids any further wobbles once the TSC watchdog notices. turbografx.map[2|3]= [HW,JOY] TurboGraFX parallel port interface |