diff mbox

block: bio: kill BIO_MAX_SIZE

Message ID 1465529234-31195-1-git-send-email-ming.lei@canonical.com (mailing list archive)
State New, archived
Headers show

Commit Message

Ming Lei June 10, 2016, 3:27 a.m. UTC 
No one need this macro now, so remove it. Basically
only how many bvecs in one bio matters instead
of how many bytes in this bio.

The motivation is for supporting multipage bvecs, in
which we only know what the max count of bvecs is supported
in the bio.

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(-)

Comments

Jens Axboe June 10, 2016, 3:35 a.m. UTC | #1 
On 06/09/2016 09:27 PM, Ming Lei wrote:
> No one need this macro now, so remove it. Basically
> only how many bvecs in one bio matters instead
> of how many bytes in this bio.
>
> The motivation is for supporting multipage bvecs, in
> which we only know what the max count of bvecs is supported
> in the bio.

Applied, thanks.
diff mbox

Patch

diff --git a/include/linux/bio.h b/include/linux/bio.h
index b64a3d9..b7e1a008 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_SHIFT)
 
 #define bio_prio(bio)			(bio)->bi_ioprio
 #define bio_set_prio(bio, prio)		((bio)->bi_ioprio = prio)