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| author |   Ingo Molnar <mingo@elte.hu> | 2011-03-08 17:21:49 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2011-03-08 17:21:52 +0100 |
| commit | 86cb2ec7b22a0a89b8660110dc03321fadbef45f (patch) | |
| tree | c4162b0ab7c4e3602e2b7a6a6fd47c55c3315fea /mm/memory.c | |
| parent | perf report tui: Improve multi event session support (diff) | |
| parent | Linux 2.6.38-rc8 (diff) | |
| download | wireguard-linux-86cb2ec7b22a0a89b8660110dc03321fadbef45f.tar.xz wireguard-linux-86cb2ec7b22a0a89b8660110dc03321fadbef45f.zip | |
Merge commit 'v2.6.38-rc8' into perf/core
Merge reason: Merge latest fixes.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'mm/memory.c')
| -rw-r--r-- | mm/memory.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/mm/memory.c b/mm/memory.c index 8e8c18324863..5823698c2b71 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -2648,6 +2648,7 @@ void unmap_mapping_range(struct address_space *mapping, details.last_index = ULONG_MAX; details.i_mmap_lock = &mapping->i_mmap_lock; + mutex_lock(&mapping->unmap_mutex); spin_lock(&mapping->i_mmap_lock); /* Protect against endless unmapping loops */ @@ -2664,6 +2665,7 @@ void unmap_mapping_range(struct address_space *mapping, if (unlikely(!list_empty(&mapping->i_mmap_nonlinear))) unmap_mapping_range_list(&mapping->i_mmap_nonlinear, &details); spin_unlock(&mapping->i_mmap_lock); + mutex_unlock(&mapping->unmap_mutex); } EXPORT_SYMBOL(unmap_mapping_range); |