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blk-mq: new multi-queue block IO queueing mechanism
[linux-2.6-block.git]
/
include
/
linux
/
bio.h
diff --git
a/include/linux/bio.h
b/include/linux/bio.h
index ec48bac5b039d25cd74829b1ba4c6a1506412dec..4c2775443dcf8750d90b8ba910fe62b2f89cae0c 100644
(file)
--- a/
include/linux/bio.h
+++ b/
include/linux/bio.h
@@
-419,6
+419,8
@@
static inline void bio_list_init(struct bio_list *bl)
bl->head = bl->tail = NULL;
}
+#define BIO_EMPTY_LIST { NULL, NULL }
+
#define bio_list_for_each(bio, bl) \
for (bio = (bl)->head; bio; bio = bio->bi_next)