lkml.org 
[lkml]   [2018]   [Jun]   [9]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH V6 20/30] fs: conver to bio_for_each_chunk_segment_all()
Date
bio_for_each_segment_all() can't be used any more after multipage bvec is
enabled, so we have to convert to bio_for_each_chunk_segment_all().

Signed-off-by: Ming Lei <ming.lei@redhat.com>
---
fs/block_dev.c | 6 ++++--
fs/crypto/bio.c | 3 ++-
fs/direct-io.c | 4 +++-
fs/iomap.c | 3 ++-
fs/mpage.c | 3 ++-
5 files changed, 13 insertions(+), 6 deletions(-)

diff --git a/fs/block_dev.c b/fs/block_dev.c
index bef6934b6189..6726f8297a7b 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -197,6 +197,7 @@ __blkdev_direct_IO_simple(struct kiocb *iocb, struct iov_iter *iter,
ssize_t ret;
blk_qc_t qc;
int i;
+ struct bvec_chunk_iter citer;

if ((pos | iov_iter_alignment(iter)) &
(bdev_logical_block_size(bdev) - 1))
@@ -242,7 +243,7 @@ __blkdev_direct_IO_simple(struct kiocb *iocb, struct iov_iter *iter,
}
__set_current_state(TASK_RUNNING);

- bio_for_each_segment_all(bvec, &bio, i) {
+ bio_for_each_chunk_segment_all(bvec, &bio, i, citer) {
if (should_dirty && !PageCompound(bvec->bv_page))
set_page_dirty_lock(bvec->bv_page);
put_page(bvec->bv_page);
@@ -309,8 +310,9 @@ static void blkdev_bio_end_io(struct bio *bio)
} else {
struct bio_vec *bvec;
int i;
+ struct bvec_chunk_iter citer;

- bio_for_each_segment_all(bvec, bio, i)
+ bio_for_each_chunk_segment_all(bvec, bio, i, citer)
put_page(bvec->bv_page);
bio_put(bio);
}
diff --git a/fs/crypto/bio.c b/fs/crypto/bio.c
index 0d5e6a569d58..13bcbdbf3440 100644
--- a/fs/crypto/bio.c
+++ b/fs/crypto/bio.c
@@ -37,8 +37,9 @@ static void completion_pages(struct work_struct *work)
struct bio *bio = ctx->r.bio;
struct bio_vec *bv;
int i;
+ struct bvec_chunk_iter citer;

- bio_for_each_segment_all(bv, bio, i) {
+ bio_for_each_chunk_segment_all(bv, bio, i, citer) {
struct page *page = bv->bv_page;
int ret = fscrypt_decrypt_page(page->mapping->host, page,
PAGE_SIZE, 0, page->index);
diff --git a/fs/direct-io.c b/fs/direct-io.c
index 093fb54cd316..8f7fd985450a 100644
--- a/fs/direct-io.c
+++ b/fs/direct-io.c
@@ -551,7 +551,9 @@ static blk_status_t dio_bio_complete(struct dio *dio, struct bio *bio)
if (dio->is_async && dio->op == REQ_OP_READ && dio->should_dirty) {
bio_check_pages_dirty(bio); /* transfers ownership */
} else {
- bio_for_each_segment_all(bvec, bio, i) {
+ struct bvec_chunk_iter citer;
+
+ bio_for_each_chunk_segment_all(bvec, bio, i, citer) {
struct page *page = bvec->bv_page;

if (dio->op == REQ_OP_READ && !PageCompound(page) &&
diff --git a/fs/iomap.c b/fs/iomap.c
index 206539d369a8..dbc35c40a1c4 100644
--- a/fs/iomap.c
+++ b/fs/iomap.c
@@ -934,8 +934,9 @@ static void iomap_dio_bio_end_io(struct bio *bio)
} else {
struct bio_vec *bvec;
int i;
+ struct bvec_chunk_iter citer;

- bio_for_each_segment_all(bvec, bio, i)
+ bio_for_each_chunk_segment_all(bvec, bio, i, citer)
put_page(bvec->bv_page);
bio_put(bio);
}
diff --git a/fs/mpage.c b/fs/mpage.c
index b7e7f570733a..78b372607650 100644
--- a/fs/mpage.c
+++ b/fs/mpage.c
@@ -48,8 +48,9 @@ static void mpage_end_io(struct bio *bio)
{
struct bio_vec *bv;
int i;
+ struct bvec_chunk_iter citer;

- bio_for_each_segment_all(bv, bio, i) {
+ bio_for_each_chunk_segment_all(bv, bio, i, citer) {
struct page *page = bv->bv_page;
page_endio(page, op_is_write(bio_op(bio)),
blk_status_to_errno(bio->bi_status));
--
2.9.5
\
 
 \ /
  Last update: 2018-06-09 14:37    [W:0.179 / U:13.656 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site