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authorJiri Kosina <jkosina@suse.cz>2012-03-21 16:34:02 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-03-21 17:54:57 -0700
commitfcf4d8212a8f38334679e82ff14532b908b4b451 (patch)
treea074891468893f886a9604504d84bf95c983a5df
parentd563c0501bf8702b9b683206c09b9defb37d8a8a (diff)
thp: documentation: 'transparent_hugepage=' can also be specified on cmdline
The behavior of THP can either be toggled through sysfs in runtime or using a kernel cmdline parameter 'transparent_hugepage='. Document the latter in kernel-parameters.txt Signed-off-by: Jiri Kosina <jkosina@suse.cz> Cc: Andrea Arcangeli <aarcange@redhat.com> Cc: Mel Gorman <mel@csn.ul.ie> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--Documentation/kernel-parameters.txt7
1 files changed, 7 insertions, 0 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 8cadb7551fca..7986d79d9d17 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -2635,6 +2635,13 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
to facilitate early boot debugging.
See also Documentation/trace/events.txt
+ transparent_hugepage=
+ [KNL]
+ Format: [always|madvise|never]
+ Can be used to control the default behavior of the system
+ with respect to transparent hugepages.
+ See Documentation/vm/transhuge.txt for more details.
+
tsc= Disable clocksource stability checks for TSC.
Format: <string>
[x86] reliable: mark tsc clocksource as reliable, this