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[v6,6/8] block: bio: remove BIO_MAX_SECTORS

Message ID 1464615294-9946-7-git-send-email-ming.lei@canonical.com (mailing list archive)
State New, archived
Headers show

Commit Message

Ming Lei May 30, 2016, 1:34 p.m. UTC 
No one need this macro, 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 size or max sectors.

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 8555b90..fb59a06 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -42,7 +42,6 @@ 
 
 #define BIO_MAX_PAGES		256
 #define BIO_MAX_SIZE		(BIO_MAX_PAGES << PAGE_SHIFT)
-#define BIO_MAX_SECTORS		(BIO_MAX_SIZE >> 9)
 
 /*
  * upper 16 bits of bi_rw define the io priority of this bio