Nick Piggin b7ab39f631 fs: dcache scale dentry refcount
Make d_count non-atomic and protect it with d_lock. This allows us to ensure a
0 refcount dentry remains 0 without dcache_lock. It is also fairly natural when
we start protecting many other dentry members with d_lock.

Signed-off-by: Nick Piggin <npiggin@kernel.dk>
2011-01-07 17:50:21 +11:00
..
2011-01-07 17:50:21 +11:00
2011-01-07 17:50:21 +11:00
2009-01-22 13:15:56 +03:00
2010-10-29 04:16:28 -04:00