[PATCH v3 46/49] fs/btrfs: convert to bio_for_each_segment_all_sp()

From: Ming Lei
Date: Tue Aug 08 2017 - 04:54:45 EST


Cc: Chris Mason <clm@xxxxxx>
Cc: Josef Bacik <jbacik@xxxxxx>
Cc: David Sterba <dsterba@xxxxxxxx>
Cc: linux-btrfs@xxxxxxxxxxxxxxx
Signed-off-by: Ming Lei <ming.lei@xxxxxxxxxx>
---
fs/btrfs/compression.c | 3 ++-
fs/btrfs/disk-io.c | 3 ++-
fs/btrfs/extent_io.c | 12 ++++++++----
fs/btrfs/inode.c | 6 ++++--
fs/btrfs/raid56.c | 1 +
5 files changed, 17 insertions(+), 8 deletions(-)

diff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c
index 28746588f228..55f251a83d0b 100644
--- a/fs/btrfs/compression.c
+++ b/fs/btrfs/compression.c
@@ -147,13 +147,14 @@ static void end_compressed_bio_read(struct bio *bio)
} else {
int i;
struct bio_vec *bvec;
+ struct bvec_iter_all bia;

/*
* we have verified the checksum already, set page
* checked so the end_io handlers know about it
*/
ASSERT(!bio_flagged(bio, BIO_CLONED));
- bio_for_each_segment_all(bvec, cb->orig_bio, i)
+ bio_for_each_segment_all_sp(bvec, cb->orig_bio, i, bia)
SetPageChecked(bvec->bv_page);

bio_endio(cb->orig_bio);
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 080e2ebb8aa0..a9cd75e6383d 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -963,9 +963,10 @@ static blk_status_t btree_csum_one_bio(struct bio *bio)
struct bio_vec *bvec;
struct btrfs_root *root;
int i, ret = 0;
+ struct bvec_iter_all bia;

ASSERT(!bio_flagged(bio, BIO_CLONED));
- bio_for_each_segment_all(bvec, bio, i) {
+ bio_for_each_segment_all_sp(bvec, bio, i, bia) {
root = BTRFS_I(bvec->bv_page->mapping->host)->root;
ret = csum_dirty_buffer(root->fs_info, bvec->bv_page);
if (ret)
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index c8f6a8657bf2..4de9cfd1c385 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -2359,8 +2359,9 @@ static unsigned int get_bio_pages(struct bio *bio)
{
unsigned i;
struct bio_vec *bv;
+ struct bvec_iter_all bia;

- bio_for_each_segment_all(bv, bio, i)
+ bio_for_each_segment_all_sp(bv, bio, i, bia)
;

return i;
@@ -2463,9 +2464,10 @@ static void end_bio_extent_writepage(struct bio *bio)
u64 start;
u64 end;
int i;
+ struct bvec_iter_all bia;

ASSERT(!bio_flagged(bio, BIO_CLONED));
- bio_for_each_segment_all(bvec, bio, i) {
+ bio_for_each_segment_all_sp(bvec, bio, i, bia) {
struct page *page = bvec->bv_page;
struct inode *inode = page->mapping->host;
struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb);
@@ -2534,9 +2536,10 @@ static void end_bio_extent_readpage(struct bio *bio)
int mirror;
int ret;
int i;
+ struct bvec_iter_all bia;

ASSERT(!bio_flagged(bio, BIO_CLONED));
- bio_for_each_segment_all(bvec, bio, i) {
+ bio_for_each_segment_all_sp(bvec, bio, i, bia) {
struct page *page = bvec->bv_page;
struct inode *inode = page->mapping->host;
struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb);
@@ -3693,9 +3696,10 @@ static void end_bio_extent_buffer_writepage(struct bio *bio)
struct bio_vec *bvec;
struct extent_buffer *eb;
int i, done;
+ struct bvec_iter_all bia;

ASSERT(!bio_flagged(bio, BIO_CLONED));
- bio_for_each_segment_all(bvec, bio, i) {
+ bio_for_each_segment_all_sp(bvec, bio, i, bia) {
struct page *page = bvec->bv_page;

eb = (struct extent_buffer *)page->private;
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 084ed99dd308..eeb2ff662ec4 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -8047,6 +8047,7 @@ static void btrfs_retry_endio_nocsum(struct bio *bio)
struct bio_vec *bvec;
struct extent_io_tree *io_tree, *failure_tree;
int i;
+ struct bvec_iter_all bia;

if (bio->bi_status)
goto end;
@@ -8064,7 +8065,7 @@ static void btrfs_retry_endio_nocsum(struct bio *bio)

done->uptodate = 1;
ASSERT(!bio_flagged(bio, BIO_CLONED));
- bio_for_each_segment_all(bvec, bio, i)
+ bio_for_each_segment_all_sp(bvec, bio, i, bia)
clean_io_failure(BTRFS_I(inode)->root->fs_info, failure_tree,
io_tree, done->start, bvec->bv_page,
btrfs_ino(BTRFS_I(inode)), 0);
@@ -8143,6 +8144,7 @@ static void btrfs_retry_endio(struct bio *bio)
int uptodate;
int ret;
int i;
+ struct bvec_iter_all bia;

if (bio->bi_status)
goto end;
@@ -8162,7 +8164,7 @@ static void btrfs_retry_endio(struct bio *bio)
failure_tree = &BTRFS_I(inode)->io_failure_tree;

ASSERT(!bio_flagged(bio, BIO_CLONED));
- bio_for_each_segment_all(bvec, bio, i) {
+ bio_for_each_segment_all_sp(bvec, bio, i, bia) {
ret = __readpage_endio_check(inode, io_bio, i, bvec->bv_page,
bvec->bv_offset, done->start,
bvec->bv_len);
diff --git a/fs/btrfs/raid56.c b/fs/btrfs/raid56.c
index 208638384cd2..9247226a2efd 100644
--- a/fs/btrfs/raid56.c
+++ b/fs/btrfs/raid56.c
@@ -1365,6 +1365,7 @@ static int find_logical_bio_stripe(struct btrfs_raid_bio *rbio,
u64 logical = bio->bi_iter.bi_sector;
u64 stripe_start;
int i;
+ struct bvec_iter_all bia;

logical <<= 9;

--
2.9.4