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author | Ingo Molnar <mingo@elte.hu> | 2009-10-17 09:58:25 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-10-17 09:58:25 +0200 |
commit | bb3c3e807140816b5f5fd4840473ee52a916ad4f (patch) | |
tree | 9e8a69d266a7df86ca16177eefffab4b4e910753 /fs/btrfs/extent_map.h | |
parent | 595c36490deb49381dc51231a3d5e6b66786ed27 (diff) | |
parent | 012abeea669ea49636cf952d13298bb68654146a (diff) | |
download | op-kernel-dev-bb3c3e807140816b5f5fd4840473ee52a916ad4f.zip op-kernel-dev-bb3c3e807140816b5f5fd4840473ee52a916ad4f.tar.gz |
Merge commit 'v2.6.32-rc5' into perf/probes
Conflicts:
kernel/trace/trace_event_profile.c
Merge reason: update to -rc5 and resolve conflict.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'fs/btrfs/extent_map.h')
-rw-r--r-- | fs/btrfs/extent_map.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/fs/btrfs/extent_map.h b/fs/btrfs/extent_map.h index fb6eeef..ab6d74b 100644 --- a/fs/btrfs/extent_map.h +++ b/fs/btrfs/extent_map.h @@ -31,7 +31,7 @@ struct extent_map { struct extent_map_tree { struct rb_root map; - spinlock_t lock; + rwlock_t lock; }; static inline u64 extent_map_end(struct extent_map *em) @@ -59,4 +59,7 @@ struct extent_map *alloc_extent_map(gfp_t mask); void free_extent_map(struct extent_map *em); int __init extent_map_init(void); void extent_map_exit(void); +int unpin_extent_cache(struct extent_map_tree *tree, u64 start, u64 len); +struct extent_map *search_extent_mapping(struct extent_map_tree *tree, + u64 start, u64 len); #endif |