[PATCH v2 8/8] block: bio: remove BIO_MAX_SIZE

From: Ming Lei
Date: Sun Apr 03 2016 - 12:34:29 EST


No one need this macro now, so remove it. The motivation is
for supporting multipage bvecs, in which we only know
what the max count of bvecs is supported in the bio,
instead of max bio size.

Reviewed-by: Christoph Hellwig <hch@xxxxxx>
Signed-off-by: Ming Lei <ming.lei@xxxxxxxxxxxxx>
---
include/linux/bio.h | 1 -
1 file changed, 1 deletion(-)

diff --git a/include/linux/bio.h b/include/linux/bio.h
index f7e1c27..c8553fe 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -41,7 +41,6 @@
#endif

#define BIO_MAX_PAGES 256
-#define BIO_MAX_SIZE (BIO_MAX_PAGES << PAGE_CACHE_SHIFT)

/*
* upper 16 bits of bi_rw define the io priority of this bio
--
1.9.1