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authorNick Piggin <npiggin@suse.de>2007-10-16 01:24:40 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-16 09:42:53 -0700
commit001281881067a5998384c6669bc8dbbbab8456c4 (patch)
tree6229d16c737782a36795354b218c74d4d2749752 /init
parent557ed1fa2620dc119adb86b34c614e152a629a80 (diff)
mm: use lockless radix-tree probe
Probing pages and radix_tree_tagged are lockless operations with the lockless radix-tree. Convert these users to RCU locking rather than using tree_lock. Signed-off-by: Nick Piggin <npiggin@suse.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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