block: change ->make_request_fn() and users to return a queue cookie
authorJens Axboe <axboe@fb.com>
Fri, 6 Mar 2015 15:38:32 +0000 (08:38 -0700)
committerJens Axboe <axboe@fb.com>
Fri, 6 Mar 2015 15:38:32 +0000 (08:38 -0700)
commit33fc5c8e2583f16b0ad01819b3ae58c9d6c8cdf5
tree2f942d77a92505608beff3b8fc7205d452338696
parent297d102c94e265085d4f8a8f12c6d8cbc8e126af
block: change ->make_request_fn() and users to return a queue cookie

No functional changes in this patch, just in preparation for returning
a more useful cookie related to the queued IO.

Signed-off-by: Jens Axboe <axboe@fb.com>
23 files changed:
arch/m68k/emu/nfblock.c
arch/powerpc/sysdev/axonram.c
arch/xtensa/platforms/iss/simdisk.c
block/blk-core.c
block/blk-mq.c
drivers/block/brd.c
drivers/block/drbd/drbd_int.h
drivers/block/drbd/drbd_req.c
drivers/block/null_blk.c
drivers/block/pktcdvd.c
drivers/block/ps3vram.c
drivers/block/rsxx/dev.c
drivers/block/umem.c
drivers/block/zram/zram_drv.c
drivers/md/bcache/request.c
drivers/md/dm.c
drivers/md/md.c
drivers/s390/block/dcssblk.c
drivers/s390/block/xpram.c
drivers/staging/lustre/lustre/llite/lloop.c
include/linux/blk_types.h
include/linux/blkdev.h
include/linux/fs.h