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authorIngo Molnar <mingo@elte.hu>2009-05-11 09:33:06 +0200
committerIngo Molnar <mingo@elte.hu>2009-05-11 09:50:02 +0200
commit7a309490da98981558a07183786201f02a6341e2 (patch)
tree204bfd3bc344dbb02be0b1eac29b956f6722e661 /Documentation/sysctl/vm.txt
parent9a8709d44139748fe2e0ab56d20d8c384c8b65ad (diff)
parent091bf7624d1c90cec9e578a18529f615213ff847 (diff)
Merge commit 'v2.6.30-rc5' into x86/apic
Merge reason: this branch was on a .30-rc2 base - sync it up with all the latest fixes. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'Documentation/sysctl/vm.txt')
-rw-r--r--Documentation/sysctl/vm.txt4
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/sysctl/vm.txt b/Documentation/sysctl/vm.txt
index 97c4b328432..b716d33912d 100644
--- a/Documentation/sysctl/vm.txt
+++ b/Documentation/sysctl/vm.txt
@@ -90,6 +90,10 @@ will itself start writeback.
If dirty_bytes is written, dirty_ratio becomes a function of its value
(dirty_bytes / the amount of dirtyable system memory).
+Note: the minimum value allowed for dirty_bytes is two pages (in bytes); any
+value lower than this limit will be ignored and the old configuration will be
+retained.
+
==============================================================
dirty_expire_centisecs