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[v3,6/8] block: bio: remove BIO_MAX_SECTORS

Message ID 1459752994-2205-7-git-send-email-ming.lei@canonical.com (mailing list archive)
State New, archived
Headers show

Commit Message

Ming Lei April 4, 2016, 6:56 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(-)
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Patch

diff --git a/include/linux/bio.h b/include/linux/bio.h
index 7f998ac..f7e1c27 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_CACHE_SHIFT)
-#define BIO_MAX_SECTORS		(BIO_MAX_SIZE >> 9)
 
 /*
  * upper 16 bits of bi_rw define the io priority of this bio