[v4,6/8] block: bio: remove BIO_MAX_SECTORS
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Message ID 1460634438-26530-7-git-send-email-ming.lei@canonical.com
State New
Headers show

Commit Message

Ming Lei April 14, 2016, 11:46 a.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(-)

Patch
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diff --git a/include/linux/bio.h b/include/linux/bio.h
index 96835a0..d9beea7 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