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authorPeter Zijlstra <a.p.zijlstra@chello.nl>2011-05-24 17:12:06 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-05-25 08:39:18 -0700
commit3d48ae45e72390ddf8cc5256ac32ed6f7a19cbea (patch)
tree1f46db3a8424090dd8e0b58991fa5acc1a73e680 /mm/filemap.c
parent97a894136f29802da19a15541de3c019e1ca147e (diff)
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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.c')
-rw-r--r--mm/filemap.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/mm/filemap.c b/mm/filemap.c
index 8144f87dcbb..88354ae0b1f 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -58,16 +58,16 @@
/*
* Lock ordering:
*
- * ->i_mmap_lock (truncate_pagecache)
+ * ->i_mmap_mutex (truncate_pagecache)
* ->private_lock (__free_pte->__set_page_dirty_buffers)
* ->swap_lock (exclusive_swap_page, others)
* ->mapping->tree_lock
*
* ->i_mutex
- * ->i_mmap_lock (truncate->unmap_mapping_range)
+ * ->i_mmap_mutex (truncate->unmap_mapping_range)
*
* ->mmap_sem
- * ->i_mmap_lock
+ * ->i_mmap_mutex
* ->page_table_lock or pte_lock (various, mainly in memory.c)
* ->mapping->tree_lock (arch-dependent flush_dcache_mmap_lock)
*
@@ -84,7 +84,7 @@
* sb_lock (fs/fs-writeback.c)
* ->mapping->tree_lock (__sync_single_inode)
*
- * ->i_mmap_lock
+ * ->i_mmap_mutex
* ->anon_vma.lock (vma_adjust)
*
* ->anon_vma.lock
@@ -106,7 +106,7 @@
*
* (code doesn't rely on that order, so you could switch it around)
* ->tasklist_lock (memory_failure, collect_procs_ao)
- * ->i_mmap_lock
+ * ->i_mmap_mutex
*/
/*