diff options
author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2011-05-24 20:12:06 -0400 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-25 11:39:18 -0400 |
commit | 3d48ae45e72390ddf8cc5256ac32ed6f7a19cbea (patch) | |
tree | 1f46db3a8424090dd8e0b58991fa5acc1a73e680 /arch | |
parent | 97a894136f29802da19a15541de3c019e1ca147e (diff) |
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 'arch')
-rw-r--r-- | arch/x86/mm/hugetlbpage.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/mm/hugetlbpage.c b/arch/x86/mm/hugetlbpage.c index d4203988504a..f581a18c0d4d 100644 --- a/arch/x86/mm/hugetlbpage.c +++ b/arch/x86/mm/hugetlbpage.c | |||
@@ -72,7 +72,7 @@ static void huge_pmd_share(struct mm_struct *mm, unsigned long addr, pud_t *pud) | |||
72 | if (!vma_shareable(vma, addr)) | 72 | if (!vma_shareable(vma, addr)) |
73 | return; | 73 | return; |
74 | 74 | ||
75 | spin_lock(&mapping->i_mmap_lock); | 75 | mutex_lock(&mapping->i_mmap_mutex); |
76 | vma_prio_tree_foreach(svma, &iter, &mapping->i_mmap, idx, idx) { | 76 | vma_prio_tree_foreach(svma, &iter, &mapping->i_mmap, idx, idx) { |
77 | if (svma == vma) | 77 | if (svma == vma) |
78 | continue; | 78 | continue; |
@@ -97,7 +97,7 @@ static void huge_pmd_share(struct mm_struct *mm, unsigned long addr, pud_t *pud) | |||
97 | put_page(virt_to_page(spte)); | 97 | put_page(virt_to_page(spte)); |
98 | spin_unlock(&mm->page_table_lock); | 98 | spin_unlock(&mm->page_table_lock); |
99 | out: | 99 | out: |
100 | spin_unlock(&mapping->i_mmap_lock); | 100 | mutex_unlock(&mapping->i_mmap_mutex); |
101 | } | 101 | } |
102 | 102 | ||
103 | /* | 103 | /* |