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[v1,8/8] block: bio: remove BIO_MAX_SIZE

Message ID 1459354637-17415-9-git-send-email-ming.lei@canonical.com (mailing list archive)
State New, archived
Headers show

Commit Message

Ming Lei March 30, 2016, 4:17 p.m. UTC 
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@lst.de>
Signed-off-by: Ming Lei <ming.lei@canonical.com>
---
 include/linux/bio.h | 1 -
 1 file changed, 1 deletion(-)
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Patch

diff --git a/include/linux/bio.h b/include/linux/bio.h
index 4f76252..c6d13db 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -42,7 +42,6 @@ 
 #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