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author | Nick Piggin <npiggin@kernel.dk> | 2011-01-07 17:49:33 +1100 |
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committer | Nick Piggin <npiggin@kernel.dk> | 2011-01-07 17:50:21 +1100 |
commit | da5029563a0a026c64821b09e8e7b4fd81d3fe1b (patch) | |
tree | 5d5618e0cb382390073377b1be7d0aa76879ac54 /arch/powerpc/platforms | |
parent | b7ab39f631f505edc2bbdb86620d5493f995c9da (diff) | |
download | op-kernel-dev-da5029563a0a026c64821b09e8e7b4fd81d3fe1b.zip op-kernel-dev-da5029563a0a026c64821b09e8e7b4fd81d3fe1b.tar.gz |
fs: dcache scale d_unhashed
Protect d_unhashed(dentry) condition with d_lock. This means keeping
DCACHE_UNHASHED bit in synch with hash manipulations.
Signed-off-by: Nick Piggin <npiggin@kernel.dk>
Diffstat (limited to 'arch/powerpc/platforms')
-rw-r--r-- | arch/powerpc/platforms/cell/spufs/inode.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/cell/spufs/inode.c b/arch/powerpc/platforms/cell/spufs/inode.c index 29a406a..5aef1a7 100644 --- a/arch/powerpc/platforms/cell/spufs/inode.c +++ b/arch/powerpc/platforms/cell/spufs/inode.c @@ -166,6 +166,9 @@ static void spufs_prune_dir(struct dentry *dir) __d_drop(dentry); spin_unlock(&dentry->d_lock); simple_unlink(dir->d_inode, dentry); + /* XXX: what is dcache_lock protecting here? Other + * filesystems (IB, configfs) release dcache_lock + * before unlink */ spin_unlock(&dcache_lock); dput(dentry); } else { |