[PATCH v1 2/8] block: make 'struct bvec_iter' not depend on CONFIG_BLOCK

From: Ming Lei
Date: Wed Mar 30 2016 - 12:24:59 EST


We will use bvec iterator to implement iterate_bvec(): lib/iov_iter.c.

Reviewed-by: Christoph Hellwig <hch@xxxxxx>
Signed-off-by: Ming Lei <ming.lei@xxxxxxxxxxxxx>
---
include/linux/blk_types.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h
index 86a38ea..fd8527b 100644
--- a/include/linux/blk_types.h
+++ b/include/linux/blk_types.h
@@ -26,8 +26,6 @@ struct bio_vec {
unsigned int bv_offset;
};

-#ifdef CONFIG_BLOCK
-
struct bvec_iter {
sector_t bi_sector; /* device address in 512 byte
sectors */
@@ -39,6 +37,8 @@ struct bvec_iter {
current bvec */
};

+#ifdef CONFIG_BLOCK
+
/*
* main unit of I/O for the block layer and lower layers (ie drivers and
* stacking drivers)
--
1.9.1