The patch titled
Subject: thp: fix khugepaged defrag tunable documentation
has been removed from the -mm tree. Its filename was
thp-fix-khugepaged-defrag-tunable-documentation.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
From: David Rientjes <rientjes@xxxxxxxxxx>
Subject: thp: fix khugepaged defrag tunable documentation
e27e6151b154 ("mm/thp: use conventional format for boolean attributes")
changed /sys/kernel/mm/transparent_hugepage/khugepaged/defrag to be tuned
by using 1 (enabled) or 0 (disabled) instead of "yes" and "no",
respectively.
Update the documentation.
Signed-off-by: David Rientjes <rientjes@xxxxxxxxxx>
Cc: Andrea Arcangeli <aarcange@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxx>
---
Documentation/vm/transhuge.txt | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff -puN Documentation/vm/transhuge.txt~thp-fix-khugepaged-defrag-tunable-documentation Documentation/vm/transhuge.txt
--- a/Documentation/vm/transhuge.txt~thp-fix-khugepaged-defrag-tunable-documentation
+++ a/Documentation/vm/transhuge.txt
@@ -123,10 +123,11 @@ be automatically shutdown if it's set to
khugepaged runs usually at low frequency so while one may not want to
invoke defrag algorithms synchronously during the page faults, it
should be worth invoking defrag at least in khugepaged. However it's
-also possible to disable defrag in khugepaged:
+also possible to disable defrag in khugepaged by writing 0 or enable
+defrag in khugepaged by writing 1:
-echo yes >/sys/kernel/mm/transparent_hugepage/khugepaged/defrag
-echo no >/sys/kernel/mm/transparent_hugepage/khugepaged/defrag
+echo 0 >/sys/kernel/mm/transparent_hugepage/khugepaged/defrag
+echo 1 >/sys/kernel/mm/transparent_hugepage/khugepaged/defrag
You can also control how many pages khugepaged should scan at each
pass:
_
Patches currently in -mm which might be from rientjes@xxxxxxxxxx are
origin.patch
linux-next.patch
oom-avoid-killing-kthreads-if-they-assume-the-oom-killed-threads-mm.patch
oom-remove-oom_disable_count.patch
oom-fix-race-while-temporarily-setting-currents-oom_score_adj.patch
mm-avoid-null-pointer-access-in-vm_struct-via-proc-vmallocinfo.patch
mm-compaction-make-compact_zone_order-static.patch
cpusets-avoid-looping-when-storing-to-mems_allowed-if-one-node-remains-set.patch
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