io context sharing: preliminary support
authorJens Axboe <jens.axboe@oracle.com>
Tue, 22 Jan 2008 09:26:16 +0000 (10:26 +0100)
committerJens Axboe <jens.axboe@oracle.com>
Tue, 22 Jan 2008 09:27:19 +0000 (10:27 +0100)
commitae043bd44f7e9c6eed654fe063e8adb94afda3c3
tree47337a9feb7a6edad2736fdaf78fa244d05c3b77
parent2e8e68153123807628bb89badd817d79819b6f19
io context sharing: preliminary support

Detach task state from ioc, instead keep track of how many processes
are accessing the ioc.

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
block/ll_rw_blk.c
fs/ioprio.c
include/linux/blkdev.h
include/linux/iocontext.h
kernel/fork.c