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(parent: 68154e9) | patch

author	Nick Piggin <npiggin@suse.de>
	Tue, 29 Apr 2008 12:48:33 +0000 (14:48 +0200)
committer	Jens Axboe <jens.axboe@oracle.com>
	Tue, 29 Apr 2008 12:48:33 +0000 (14:48 +0200)
commit	75ad23bc0fcb4f992a5d06982bf0857ab1738e9e
tree	8668ef63b1f420252ae41aed9e13737d49fd8054	tree \| snapshot
parent	68154e90c9d1492d570671ae181d9a8f8530da55	commit \| diff

block: make queue flags non-atomic

We can save some atomic ops in the IO path, if we clearly define
the rules of how to modify the queue flags.

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>

13 files changed:

block/blk-core.c		diff \| blob \| history
block/blk-merge.c		diff \| blob \| history
block/blk-settings.c		diff \| blob \| history
block/blk-tag.c		diff \| blob \| history
block/elevator.c		diff \| blob \| history
drivers/block/loop.c		diff \| blob \| history
drivers/block/ub.c		diff \| blob \| history
drivers/md/dm-table.c		diff \| blob \| history
drivers/md/md.c		diff \| blob \| history
drivers/scsi/scsi_debug.c		diff \| blob \| history
drivers/scsi/scsi_lib.c		diff \| blob \| history
drivers/scsi/scsi_transport_sas.c		diff \| blob \| history
include/linux/blkdev.h		diff \| blob \| history

John Crispins staging tree