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[PATCH 6/8] block: bio: remove BIO_MAX_SECTORS

To: Jens Axboe <axboe@xxxxxxxxx>, linux-kernel@xxxxxxxxxxxxxxx
Subject: [PATCH 6/8] block: bio: remove BIO_MAX_SECTORS
From: Ming Lei <ming.lei@xxxxxxxxxxxxx>
Date: Tue, 22 Mar 2016 14:12:27 +0800
Cc: linux-block@xxxxxxxxxxxxxxx, Christoph Hellwig <hch@xxxxxxxxxxxxx>, Al Viro <viro@xxxxxxxxxxxxxxxxxx>, Anton Altaparmakov <anton@xxxxxxxxxx>, xfs@xxxxxxxxxxx, Dave Chinner <david@xxxxxxxxxxxxx>, drbd-dev@xxxxxxxxxxxxxxxx, Philipp Reisner <philipp.reisner@xxxxxxxxxx>, Lars Ellenberg <lars.ellenberg@xxxxxxxxxx>, Boaz Harrosh <boaz@xxxxxxxxxxxxx>, Ming Lei <ming.lei@xxxxxxxxxxxxx>
Delivered-to: xfs@xxxxxxxxxxx
In-reply-to: <1458627149-12988-1-git-send-email-ming.lei@xxxxxxxxxxxxx>
References: <1458627149-12988-1-git-send-email-ming.lei@xxxxxxxxxxxxx>
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.

Signed-off-by: Ming Lei <ming.lei@xxxxxxxxxxxxx>
---
 include/linux/bvec_iter.h | 1 -
 1 file changed, 1 deletion(-)

diff --git a/include/linux/bvec_iter.h b/include/linux/bvec_iter.h
index 5798c21..a979690 100644
--- a/include/linux/bvec_iter.h
+++ b/include/linux/bvec_iter.h
@@ -24,7 +24,6 @@
 
 #define BIO_MAX_PAGES          256
 #define BIO_MAX_SIZE           (BIO_MAX_PAGES << PAGE_CACHE_SHIFT)
-#define BIO_MAX_SECTORS                (BIO_MAX_SIZE >> 9)
 
 /*
  * various member access, note that bio_data should of course not be used
-- 
1.9.1

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