From: Nick Piggin Date: Fri, 7 Jan 2011 06:49:32 +0000 (+1100) Subject: fs: dcache scale dentry refcount X-Git-Tag: v2.6.38-rc1~468^2~39 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b7ab39f631f505edc2bbdb86620d5493f995c9da;p=pandora-kernel.git 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 --- Reading git-diff-tree failed