From: Chris Mason Date: Fri, 13 Mar 2009 15:41:46 +0000 (-0400) Subject: Btrfs: readahead checksums during btrfs_finish_ordered_io X-Git-Tag: v2.6.30-rc1~417^2~7 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5d13a98f3bf5afc1113f7db184c627a44659bc29;p=pandora-kernel.git Btrfs: readahead checksums during btrfs_finish_ordered_io This reads in blocks in the checksum btree before starting the transaction in btrfs_finish_ordered_io. It makes it much more likely we'll be able to do operations inside the transaction without needing any btree reads, which limits transaction latencies overall. Signed-off-by: Chris Mason --- Reading git-diff-tree failed