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authorJens Axboe <jens.axboe@oracle.com>2008-01-24 08:53:35 +0100
committerJens Axboe <jens.axboe@oracle.com>2008-01-28 10:50:31 +0100
commitd38ecf935fcb10264a6bc190855d9595165e6eeb (patch)
tree64e3146ef76678ad3ae8f75c32df9f25ea470953 /include/linux/blkdev.h
parentfd0928df98b9578be8a786ac0cb78a47a5e17a20 (diff)
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.h2
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);