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authorNick Piggin <npiggin@suse.de>2006-06-23 02:03:22 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-06-23 07:42:49 -0700
commitcfd9b7df4abd3257c9e381b0e445817b26a51c0c (patch)
treecd419f98fbf555fbcd92baf7ca41d45a8744f071 /mm/mprotect.c
parent612d6c19db2fd0dc97b0fa370613ecd4a305ffc3 (diff)
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[PATCH] radix-tree: small
Reduce radix tree node memory usage by about a factor of 4 for small files (< 64K). There are pointer traversal and memory usage costs for large files with dense pagecache. Signed-off-by: Nick Piggin <npiggin@suse.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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