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authorMartin K. Petersen <martin.petersen@oracle.com>2009-06-03 09:33:18 +0200
committerJens Axboe <jens.axboe@oracle.com>2009-06-03 09:33:18 +0200
commita05c0205ba031c01bba33a21bf0a35920eb64833 (patch)
tree517c7682fc415cdb122ee7fcfc75eff674cc7b78 /include/linux
parentdbdc9dd342f0a7e32f40f0d4ade662bdfe057484 (diff)
block: Fix bounce limit setting in DM
blk_queue_bounce_limit() is more than a wrapper about the request queue limits.bounce_pfn variable. Introduce blk_queue_bounce_pfn() which can be called by stacking drivers that wish to set the bounce limit explicitly. Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/blkdev.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 5e740a135e7..989aa1790f4 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -910,6 +910,7 @@ extern struct request_queue *blk_init_queue(request_fn_proc *, spinlock_t *);
extern void blk_cleanup_queue(struct request_queue *);
extern void blk_queue_make_request(struct request_queue *, make_request_fn *);
extern void blk_queue_bounce_limit(struct request_queue *, u64);
+extern void blk_queue_bounce_pfn(struct request_queue *, u64);
extern void blk_queue_max_sectors(struct request_queue *, unsigned int);
extern void blk_queue_max_hw_sectors(struct request_queue *, unsigned int);
extern void blk_queue_max_phys_segments(struct request_queue *, unsigned short);