* [PATCH v1 36/54] dm-crypt: don't clear bvec->bv_page in crypt_free_buffer_pages()
[not found] <1482854706-14128-1-git-send-email-tom.leiming@gmail.com>
@ 2016-12-27 16:04 ` Ming Lei
2016-12-27 16:04 ` [PATCH v1 37/54] dm-crypt: convert to bio_for_each_segment_all_sp() Ming Lei
1 sibling, 0 replies; 2+ messages in thread
From: Ming Lei @ 2016-12-27 16:04 UTC (permalink / raw)
To: Jens Axboe, linux-kernel
Cc: linux-block, Christoph Hellwig, Ming Lei, Alasdair Kergon,
Mike Snitzer, maintainer:DEVICE-MAPPER LVM, Shaohua Li,
open list:SOFTWARE RAID Multiple Disks SUPPORT
The bio is always freed after running crypt_free_buffer_pages(),
so it isn't necessary to clear the bv->bv_page.
Signed-off-by: Ming Lei <tom.leiming@gmail.com>
---
drivers/md/dm-crypt.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
index 7c6c57216bf2..593cdf88bf5f 100644
--- a/drivers/md/dm-crypt.c
+++ b/drivers/md/dm-crypt.c
@@ -1042,7 +1042,6 @@ static void crypt_free_buffer_pages(struct crypt_config *cc, struct bio *clone)
bio_for_each_segment_all(bv, clone, i) {
BUG_ON(!bv->bv_page);
mempool_free(bv->bv_page, cc->page_pool);
- bv->bv_page = NULL;
}
}
--
2.7.4
^ permalink raw reply related [flat|nested] 2+ messages in thread
* [PATCH v1 37/54] dm-crypt: convert to bio_for_each_segment_all_sp()
[not found] <1482854706-14128-1-git-send-email-tom.leiming@gmail.com>
2016-12-27 16:04 ` [PATCH v1 36/54] dm-crypt: don't clear bvec->bv_page in crypt_free_buffer_pages() Ming Lei
@ 2016-12-27 16:04 ` Ming Lei
1 sibling, 0 replies; 2+ messages in thread
From: Ming Lei @ 2016-12-27 16:04 UTC (permalink / raw)
To: Jens Axboe, linux-kernel
Cc: linux-block, Christoph Hellwig, Ming Lei, Alasdair Kergon,
Mike Snitzer, maintainer:DEVICE-MAPPER LVM, Shaohua Li,
open list:SOFTWARE RAID Multiple Disks SUPPORT
Signed-off-by: Ming Lei <tom.leiming@gmail.com>
---
drivers/md/dm-crypt.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
index 593cdf88bf5f..c6932fb85418 100644
--- a/drivers/md/dm-crypt.c
+++ b/drivers/md/dm-crypt.c
@@ -1038,8 +1038,9 @@ static void crypt_free_buffer_pages(struct crypt_config *cc, struct bio *clone)
{
unsigned int i;
struct bio_vec *bv;
+ struct bvec_iter_all bia;
- bio_for_each_segment_all(bv, clone, i) {
+ bio_for_each_segment_all_sp(bv, clone, i, bia) {
BUG_ON(!bv->bv_page);
mempool_free(bv->bv_page, cc->page_pool);
}
--
2.7.4
^ permalink raw reply related [flat|nested] 2+ messages in thread
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[not found] <1482854706-14128-1-git-send-email-tom.leiming@gmail.com>
2016-12-27 16:04 ` [PATCH v1 36/54] dm-crypt: don't clear bvec->bv_page in crypt_free_buffer_pages() Ming Lei
2016-12-27 16:04 ` [PATCH v1 37/54] dm-crypt: convert to bio_for_each_segment_all_sp() Ming Lei
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