dcache-split-inode_lock

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@suse.de>
Signed-off-by: John Stultz <johnstul@us.ibm.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

1 files changed, 1 insertions, 1 deletions

diff --git a/arch/powerpc/platforms/cell/spufs/inode.c b/arch/powerpc/platforms/cell/spufs/inode.c
index 5f89414446c4..7f0737214788 100644
--- a/arch/powerpc/platforms/cell/spufs/inode.c
+++ b/arch/powerpc/platforms/cell/spufs/inode.c
@@ -160,7 +160,7 @@ static void spufs_prune_dir(struct dentry *dir)
         list_for_each_entry_safe(dentry, tmp, &dir->d_subdirs, d_u.d_child) {
                 spin_lock(&dentry->d_lock);
                 if (!(d_unhashed(dentry)) && dentry->d_inode) {
-                        dget_locked_dlock(dentry);
+                        dget_dlock(dentry);
                         __d_drop(dentry);
                         spin_unlock(&dentry->d_lock);
                         simple_unlink(dir->d_inode, dentry);