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authorChristoph Hellwig <hch@lst.de>2017-06-19 09:26:21 +0200
committerJens Axboe <axboe@kernel.dk>2017-06-27 12:13:45 -0600
commit3bce016a4c5975e4279bfb3cbd6d0332b856cc72 (patch)
treef62aa84586ecb52b201c69bc53db649e2919a559 /block
parentcaa4b02476e31fc7933d2138062f7f355d3cd8f7 (diff)
downloadblackbird-op-linux-3bce016a4c5975e4279bfb3cbd6d0332b856cc72.tar.gz
blackbird-op-linux-3bce016a4c5975e4279bfb3cbd6d0332b856cc72.zip
block: move bounce declarations to block/blk.h
Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block')
-rw-r--r--block/blk.h13
-rw-r--r--block/bounce.c1
2 files changed, 14 insertions, 0 deletions
diff --git a/block/blk.h b/block/blk.h
index 798691a5e5e9..01ebb8185f6b 100644
--- a/block/blk.h
+++ b/block/blk.h
@@ -336,4 +336,17 @@ static inline void blk_throtl_bio_endio(struct bio *bio) { }
static inline void blk_throtl_stat_add(struct request *rq, u64 time) { }
#endif
+#ifdef CONFIG_BOUNCE
+extern int init_emergency_isa_pool(void);
+extern void blk_queue_bounce(struct request_queue *q, struct bio **bio);
+#else
+static inline int init_emergency_isa_pool(void)
+{
+ return 0;
+}
+static inline void blk_queue_bounce(struct request_queue *q, struct bio **bio)
+{
+}
+#endif /* CONFIG_BOUNCE */
+
#endif /* BLK_INTERNAL_H */
diff --git a/block/bounce.c b/block/bounce.c
index 27c5cc0f1ed5..36ba44491703 100644
--- a/block/bounce.c
+++ b/block/bounce.c
@@ -22,6 +22,7 @@
#include <asm/tlbflush.h>
#include <trace/events/block.h>
+#include "blk.h"
#define POOL_SIZE 64
#define ISA_POOL_SIZE 16
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