From: Dave Chinner Date: Wed, 4 Mar 2015 17:37:22 +0000 (-0500) Subject: inode: convert inode_sb_list_lock to per-sb X-Git-Tag: omap-for-v4.3/fixes-rc1~80^2~4^2~3 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=74278da9f70d84d715601fe794567a6d2bfdf078;p=pandora-kernel.git inode: convert inode_sb_list_lock to per-sb The process of reducing contention on per-superblock inode lists starts with moving the locking to match the per-superblock inode list. This takes the global lock out of the picture and reduces the contention problems to within a single filesystem. This doesn't get rid of contention as the locks still have global CPU scope, but it does isolate operations on different superblocks form each other. Signed-off-by: Dave Chinner Signed-off-by: Josef Bacik Reviewed-by: Jan Kara Reviewed-by: Christoph Hellwig Tested-by: Dave Chinner --- Reading git-diff-tree failed