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| author | Ingo Molnar <mingo@kernel.org> | 2013-04-21 11:04:42 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2013-04-21 11:04:42 +0200 |
| commit | 2727872dfe5d273f313f8a0c0dd0fcc58e96cde7 (patch) | |
| tree | 069ceb12d981f33d997afd214c2082a6685a2fd0 /Documentation | |
| parent | 65d798f0f9339ae2c4ebe9480e3260b33382a584 (diff) | |
| parent | f98823ac758ba1aa77c6e3f8ad4ef3ad84ee0a7c (diff) | |
Merge branch 'timers/nohz-reviewed' of git://git.kernel.org/pub/scm/linux/kernel/git/frederic/linux-dynticks into timers/nohz
Pull full dynticks timekeeping and RCU improvements from Frederic Weisbecker.
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/kernel-parameters.txt | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 82365dde00a8..4865e9bfd08d 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -1916,8 +1916,10 @@ bytes respectively. Such letter suffixes can also be entirely omitted. nohz_full= [KNL,BOOT] In kernels built with CONFIG_NO_HZ_FULL=y, set the specified list of CPUs whose tick will be stopped - whenever possible. You need to keep at least one online - CPU outside the range to maintain the timekeeping. + whenever possible. The boot CPU will be forced outside + the range to maintain the timekeeping. + The CPUs in this range must also be included in the + rcu_nocbs= set. noiotrap [SH] Disables trapped I/O port accesses. |