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| author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2011-05-24 17:12:06 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-25 08:39:18 -0700 |
| commit | 3d48ae45e72390ddf8cc5256ac32ed6f7a19cbea (patch) | |
| tree | 1f46db3a8424090dd8e0b58991fa5acc1a73e680 /mm/filemap_xip.c | |
| parent | 97a894136f29802da19a15541de3c019e1ca147e (diff) | |
| download | lwn-3d48ae45e72390ddf8cc5256ac32ed6f7a19cbea.tar.gz lwn-3d48ae45e72390ddf8cc5256ac32ed6f7a19cbea.zip | |
mm: Convert i_mmap_lock to a mutex
Straightforward conversion of i_mmap_lock to a mutex.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Acked-by: Hugh Dickins <hughd@google.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: David Miller <davem@davemloft.net>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Russell King <rmk@arm.linux.org.uk>
Cc: Paul Mundt <lethal@linux-sh.org>
Cc: Jeff Dike <jdike@addtoit.com>
Cc: Richard Weinberger <richard@nod.at>
Cc: Tony Luck <tony.luck@intel.com>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Mel Gorman <mel@csn.ul.ie>
Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: Nick Piggin <npiggin@kernel.dk>
Cc: Namhyung Kim <namhyung@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/filemap_xip.c')
| -rw-r--r-- | mm/filemap_xip.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/filemap_xip.c b/mm/filemap_xip.c index 83364df74a33..93356cd12828 100644 --- a/mm/filemap_xip.c +++ b/mm/filemap_xip.c @@ -183,7 +183,7 @@ __xip_unmap (struct address_space * mapping, return; retry: - spin_lock(&mapping->i_mmap_lock); + mutex_lock(&mapping->i_mmap_mutex); vma_prio_tree_foreach(vma, &iter, &mapping->i_mmap, pgoff, pgoff) { mm = vma->vm_mm; address = vma->vm_start + @@ -201,7 +201,7 @@ retry: page_cache_release(page); } } - spin_unlock(&mapping->i_mmap_lock); + mutex_unlock(&mapping->i_mmap_mutex); if (locked) { mutex_unlock(&xip_sparse_mutex); |