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btrfs: reduce pointer intdirections in btree_readpage_end_io_hook
authorDavid Sterba <dsterba@suse.com>
Thu, 28 Nov 2019 15:15:04 +0000 (16:15 +0100)
committerDavid Sterba <dsterba@suse.com>
Mon, 23 Mar 2020 16:01:45 +0000 (17:01 +0100)
commitbcf6c254c5fd058859afcf15786e348a54e678db
treef28399ea31a14988d78e7ca8842cf6235c8dbe23tree | snapshot
parente29ff950b6e188f81f806ffc7d7ca0ba57530859commit | diff
btrfs: reduce pointer intdirections in btree_readpage_end_io_hook

All we need to read is checksum size from fs_info superblock, and
fs_info is provided by extent buffer so we can get rid of the wild
pointer indirections from page/inode/root.

Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: David Sterba <dsterba@suse.com>
fs/btrfs/disk-io.c diff | blob | history
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