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| author | Nick Piggin | 2008-07-26 04:45:29 +0200 |
|---|---|---|
| committer | Linus Torvalds | 2008-07-26 21:00:06 +0200 |
| commit | 47feff2c8eefe85099f87c43d3096855f0085ca0 (patch) | |
| tree | a3a6d005f202d1a37bb406c5623a9d09a447b0f0 /mm/filemap.c | |
| parent | mm: readahead scan lockless (diff) | |
| download | kernel-qcow2-linux-47feff2c8eefe85099f87c43d3096855f0085ca0.tar.gz kernel-qcow2-linux-47feff2c8eefe85099f87c43d3096855f0085ca0.tar.xz kernel-qcow2-linux-47feff2c8eefe85099f87c43d3096855f0085ca0.zip | |
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/filemap.c')
0 files changed, 0 insertions, 0 deletions