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authorNick Piggin <npiggin@suse.de>2008-07-25 19:45:29 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-07-26 12:00:06 -0700
commit47feff2c8eefe85099f87c43d3096855f0085ca0 (patch)
treea3a6d005f202d1a37bb406c5623a9d09a447b0f0 /mm/swap_state.c
parent30002ed2e41830ec03ec3e577ad83ac6b188f96e (diff)
downloadlinux-47feff2c8eefe85099f87c43d3096855f0085ca0.tar.bz2
radix-tree: add gang_lookup_slot, gang_lookup_slot_tag
Introduce gang_lookup_slot() and gang_lookup_slot_tag() functions, which are used by lockless pagecache. Signed-off-by: Nick Piggin <npiggin@suse.de> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Hugh Dickins <hugh@veritas.com> Cc: "Paul E. McKenney" <paulmck@us.ibm.com> Reviewed-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/swap_state.c')
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