| To: | Jens Axboe <axboe@xxxxxx>, linux-kernel@xxxxxxxxxxxxxxx |
|---|---|
| Subject: | [PATCH v1 2/8] block: make 'struct bvec_iter' not depend on CONFIG_BLOCK |
| From: | Ming Lei <ming.lei@xxxxxxxxxxxxx> |
| Date: | Thu, 31 Mar 2016 00:17:11 +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: | <1459354637-17415-1-git-send-email-ming.lei@xxxxxxxxxxxxx> |
| References: | <1459354637-17415-1-git-send-email-ming.lei@xxxxxxxxxxxxx> |
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
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