X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=Documentation%2Ffilesystems%2Fproc.txt;h=bcceb99b81dd8038130fd9b1032b3e4ba80dc113;hb=8d00450d296dedec9ada38d43b83e79cca6fd5a3;hp=02cb7faeed6b31004691d04ebc63c1003569383a;hpb=e575f111dc0f27044e170580e7de50985ab3e011;p=linux-2.6-omap-h63xx.git

diff --git a/Documentation/filesystems/proc.txt b/Documentation/filesystems/proc.txt
index 02cb7faeed6..bcceb99b81d 100644
--- a/Documentation/filesystems/proc.txt
+++ b/Documentation/filesystems/proc.txt
@@ -1384,15 +1384,18 @@ causes the kernel to prefer to reclaim dentries and inodes.
 dirty_background_ratio
 ----------------------
 
-Contains, as a percentage of total system memory, the number of pages at which
-the pdflush background writeback daemon will start writing out dirty data.
+Contains, as a percentage of the dirtyable system memory (free pages + mapped
+pages + file cache, not including locked pages and HugePages), the number of
+pages at which the pdflush background writeback daemon will start writing out
+dirty data.
 
 dirty_ratio
 -----------------
 
-Contains, as a percentage of total system memory, the number of pages at which
-a process which is generating disk writes will itself start writing out dirty
-data.
+Contains, as a percentage of the dirtyable system memory (free pages + mapped
+pages + file cache, not including locked pages and HugePages), the number of
+pages at which a process which is generating disk writes will itself start
+writing out dirty data.
 
 dirty_writeback_centisecs
 -------------------------