3 files changed, 18 insertions, 16 deletions
diff --git a/include/linux/bio.h b/include/linux/bio.h
index ad2d57908c1c..c75a9b3672aa 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -46,6 +46,21 @@ static inline unsigned int bio_max_segs(unsigned int nr_segs)
 #define bio_data_dir(bio) \
 	(op_is_write(bio_op(bio)) ? WRITE : READ)
 
+static inline bool bio_flagged(const struct bio *bio, unsigned int bit)
+{
+	return bio->bi_flags & (1U << bit);
+}
+
+static inline void bio_set_flag(struct bio *bio, unsigned int bit)
+{
+	bio->bi_flags |= (1U << bit);
+}
+
+static inline void bio_clear_flag(struct bio *bio, unsigned int bit)
+{
+	bio->bi_flags &= ~(1U << bit);
+}
+
 /*
  * Check whether this bio carries any data or not. A NULL bio is allowed.
  */
@@ -225,21 +240,6 @@ static inline void bio_cnt_set(struct bio *bio, unsigned int count)
 	atomic_set(&bio->__bi_cnt, count);
 }
 
-static inline bool bio_flagged(struct bio *bio, unsigned int bit)
-{
-	return bio->bi_flags & (1U << bit);
-}
-
-static inline void bio_set_flag(struct bio *bio, unsigned int bit)
-{
-	bio->bi_flags |= (1U << bit);
-}
-
-static inline void bio_clear_flag(struct bio *bio, unsigned int bit)
-{
-	bio->bi_flags &= ~(1U << bit);
-}
-
 static inline struct bio_vec *bio_first_bvec_all(struct bio *bio)
 {
 	WARN_ON_ONCE(bio_flagged(bio, BIO_CLONED));
diff --git a/include/linux/compiler-clang.h b/include/linux/compiler-clang.h
index 107ce05bd16e..7edf1a07b535 100644
--- a/include/linux/compiler-clang.h
+++ b/include/linux/compiler-clang.h
@@ -145,6 +145,7 @@
  */
 #define ASM_INPUT_G "ir"
 #define ASM_INPUT_RM "r"
+#define ASM_OUTPUT_RM "=r"
 
 /*
  * Declare compiler support for __typeof_unqual__() operator.
diff --git a/include/linux/compiler_types.h b/include/linux/compiler_types.h
index 1280693766b9..d3318a3c2577 100644
--- a/include/linux/compiler_types.h
+++ b/include/linux/compiler_types.h
@@ -548,11 +548,12 @@ struct ftrace_likely_data {
 
 /*
  * Clang has trouble with constraints with multiple
- * alternative behaviors (mainly "g" and "rm").
+ * alternative behaviors ("g" , "rm" and "=rm").
  */
 #ifndef ASM_INPUT_G
   #define ASM_INPUT_G "g"
   #define ASM_INPUT_RM "rm"
+  #define ASM_OUTPUT_RM "=rm"
 #endif
 
 #ifdef CONFIG_CC_HAS_ASM_INLINE