[PATCHv8 2/6] block: use generic u16 for write hints

[Keith Busch <kbusch@meta.com>]

From: Keith Busch <kbusch@kernel.org>

This is still backwards compatible with lifetime hints. It just doesn't
constrain the hints to that definition.

Signed-off-by: Keith Busch <kbusch@kernel.org>
---
 include/linux/blk-mq.h    | 3 +--
 include/linux/blk_types.h | 2 +-
 2 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h
index 59e9adf815a49..bf007a4081d9b 100644
--- a/include/linux/blk-mq.h
+++ b/include/linux/blk-mq.h
@@ -8,7 +8,6 @@
 #include <linux/scatterlist.h>
 #include <linux/prefetch.h>
 #include <linux/srcu.h>
-#include <linux/rw_hint.h>
 
 struct blk_mq_tags;
 struct blk_flush_queue;
@@ -156,7 +155,7 @@ struct request {
 	struct blk_crypto_keyslot *crypt_keyslot;
 #endif
 
-	enum rw_hint write_hint;
+	unsigned short write_hint;
 	unsigned short ioprio;
 
 	enum mq_rq_state state;
diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h
index dce7615c35e7e..56b7fb961e0c7 100644
--- a/include/linux/blk_types.h
+++ b/include/linux/blk_types.h
@@ -219,7 +219,7 @@ struct bio {
 						 */
 	unsigned short		bi_flags;	/* BIO_* below */
 	unsigned short		bi_ioprio;
-	enum rw_hint		bi_write_hint;
+	unsigned short		bi_write_hint;
 	blk_status_t		bi_status;
 	atomic_t		__bi_remaining;
 
-- 
2.43.5