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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2009-05-23 20:57:31 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2009-05-23 20:57:31 +0100
commita2ab67fae1ab9226679495a8d260f4e6555efc5f (patch)
treef7de683c9c8ff0869a7e11f1d40802145d05f5b4 /Documentation/sysctl/vm.txt
parent6d0485a99366d4e0e7e725f14995c74cb7ca4499 (diff)
parent135cad366b4e7d6a79f6369f6cb5b721985aa62f (diff)
Merge branch 'for-rmk-devel' of git://git.pengutronix.de/git/imx/linux-2.6 into devel
Conflicts: arch/arm/Kconfig arch/arm/Makefile
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