block: make rq->cmd_flags be 64-bit
We have officially run out of flags in a 32-bit space. Extend it
to 64-bit even on 32-bit archs.
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 0e6f765..f5c7596 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -99,7 +99,7 @@
struct request_queue *q;
- unsigned int cmd_flags;
+ u64 cmd_flags;
enum rq_cmd_type_bits cmd_type;
unsigned long atomic_flags;
@@ -570,7 +570,7 @@
#define list_entry_rq(ptr) list_entry((ptr), struct request, queuelist)
-#define rq_data_dir(rq) ((rq)->cmd_flags & 1)
+#define rq_data_dir(rq) (((rq)->cmd_flags & 1) != 0)
static inline unsigned int blk_queue_cluster(struct request_queue *q)
{