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| author | Nick Piggin <npiggin@kernel.dk> | 2011-01-07 17:50:06 +1100 |
|---|---|---|
| committer | Nick Piggin <npiggin@kernel.dk> | 2011-01-07 17:50:31 +1100 |
| commit | 873feea09ebc980cbd3631b767356ce1eee65ec1 (patch) | |
| tree | 59a8fce9b138086abee7cf845f62ff70a390cf81 /fs/affs | |
| parent | ceb5bdc2d246f6d81cf61ed70f325308a11821d2 (diff) | |
| download | linux-873feea09ebc980cbd3631b767356ce1eee65ec1.tar.gz linux-873feea09ebc980cbd3631b767356ce1eee65ec1.tar.bz2 linux-873feea09ebc980cbd3631b767356ce1eee65ec1.zip | |
fs: dcache per-inode inode alias locking
dcache_inode_lock can be replaced with per-inode locking. Use existing
inode->i_lock for this. This is slightly non-trivial because we sometimes
need to find the inode from the dentry, which requires d_inode to be
stabilised (either with refcount or d_lock).
Signed-off-by: Nick Piggin <npiggin@kernel.dk>
Diffstat (limited to 'fs/affs')
| -rw-r--r-- | fs/affs/amigaffs.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/affs/amigaffs.c b/fs/affs/amigaffs.c index 600101a21ba2..3a4557e8325c 100644 --- a/fs/affs/amigaffs.c +++ b/fs/affs/amigaffs.c @@ -128,7 +128,7 @@ affs_fix_dcache(struct dentry *dentry, u32 entry_ino) void *data = dentry->d_fsdata; struct list_head *head, *next; - spin_lock(&dcache_inode_lock); + spin_lock(&inode->i_lock); head = &inode->i_dentry; next = head->next; while (next != head) { @@ -139,7 +139,7 @@ affs_fix_dcache(struct dentry *dentry, u32 entry_ino) } next = next->next; } - spin_unlock(&dcache_inode_lock); + spin_unlock(&inode->i_lock); } |