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| author |   Jens Axboe <jens.axboe@oracle.com> | 2008-01-24 08:53:35 +0100 |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2008-01-28 10:50:31 +0100 |
| commit | d38ecf935fcb10264a6bc190855d9595165e6eeb (patch) | |
| tree | 64e3146ef76678ad3ae8f75c32df9f25ea470953 /include/linux/blkdev.h | |
| parent | ioprio: move io priority from task_struct to io_context (diff) | |
| download | linux-dev-d38ecf935fcb10264a6bc190855d9595165e6eeb.tar.xz linux-dev-d38ecf935fcb10264a6bc190855d9595165e6eeb.zip | |
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>
Diffstat (limited to 'include/linux/blkdev.h')
| -rw-r--r-- | include/linux/blkdev.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 510a18ba1ec5..2483a05231c7 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -34,7 +34,7 @@ struct sg_io_hdr; #define BLKDEV_MIN_RQ 4 #define BLKDEV_MAX_RQ 128 /* Default maximum */ -void put_io_context(struct io_context *ioc); +int put_io_context(struct io_context *ioc); void exit_io_context(void); struct io_context *get_io_context(gfp_t gfp_flags, int node); struct io_context *alloc_io_context(gfp_t gfp_flags, int node); |