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block: remove the i argument to bio_for_each_segment_all

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We only have two callers that need the integer loop iterator, and they
can easily maintain it themselves.

Suggested-by: Matthew Wilcox <willy@infradead.org>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Acked-by: David Sterba <dsterba@suse.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Acked-by: Coly Li <colyli@suse.de>
Reviewed-by: Matthew Wilcox <willy@infradead.org>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig
2019-04-25 09:03:00 +02:00
committed by Jens Axboe
parent f936b06ae5
commit 2b070cfe58
24 changed files with 47 additions and 81 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
fs/btrfs/compression.c
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@@ -160,7 +160,6 @@ csum_failed:
if (cb->errors) {
bio_io_error(cb->orig_bio);
} else {
int i;
struct bio_vec *bvec;
struct bvec_iter_all iter_all;
@@ -169,7 +168,7 @@ csum_failed:
* 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, iter_all)
bio_for_each_segment_all(bvec, cb->orig_bio, iter_all)
SetPageChecked(bvec->bv_page);
bio_endio(cb->orig_bio);

4
fs/btrfs/disk-io.c
View File

@@ -832,11 +832,11 @@ static blk_status_t btree_csum_one_bio(struct bio *bio)
{
struct bio_vec *bvec;
struct btrfs_root *root;
int i, ret = 0;
int ret = 0;
struct bvec_iter_all iter_all;
ASSERT(!bio_flagged(bio, BIO_CLONED));
bio_for_each_segment_all(bvec, bio, i, iter_all) {
bio_for_each_segment_all(bvec, bio, iter_all) {
root = BTRFS_I(bvec->bv_page->mapping->host)->root;
ret = csum_dirty_buffer(root->fs_info, bvec->bv_page);
if (ret)

10
fs/btrfs/extent_io.c
View File

@@ -2451,11 +2451,10 @@ static void end_bio_extent_writepage(struct bio *bio)
struct bio_vec *bvec;
u64 start;
u64 end;
int i;
struct bvec_iter_all iter_all;
ASSERT(!bio_flagged(bio, BIO_CLONED));
bio_for_each_segment_all(bvec, bio, i, iter_all) {
bio_for_each_segment_all(bvec, bio, iter_all) {
struct page *page = bvec->bv_page;
struct inode *inode = page->mapping->host;
struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb);
@@ -2523,11 +2522,10 @@ static void end_bio_extent_readpage(struct bio *bio)
u64 extent_len = 0;
int mirror;
int ret;
int i;
struct bvec_iter_all iter_all;
ASSERT(!bio_flagged(bio, BIO_CLONED));
bio_for_each_segment_all(bvec, bio, i, iter_all) {
bio_for_each_segment_all(bvec, bio, iter_all) {
struct page *page = bvec->bv_page;
struct inode *inode = page->mapping->host;
struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb);
@@ -3643,11 +3641,11 @@ static void end_bio_extent_buffer_writepage(struct bio *bio)
{
struct bio_vec *bvec;
struct extent_buffer *eb;
int i, done;
int done;
struct bvec_iter_all iter_all;
ASSERT(!bio_flagged(bio, BIO_CLONED));
bio_for_each_segment_all(bvec, bio, i, iter_all) {
bio_for_each_segment_all(bvec, bio, iter_all) {
struct page *page = bvec->bv_page;
eb = (struct extent_buffer *)page->private;

8
fs/btrfs/inode.c
View File

@@ -7828,7 +7828,6 @@ static void btrfs_retry_endio_nocsum(struct bio *bio)
struct inode *inode = done->inode;
struct bio_vec *bvec;
struct extent_io_tree *io_tree, *failure_tree;
int i;
struct bvec_iter_all iter_all;
if (bio->bi_status)
@@ -7841,7 +7840,7 @@ 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, iter_all)
bio_for_each_segment_all(bvec, bio, iter_all)
clean_io_failure(BTRFS_I(inode)->root->fs_info, failure_tree,
io_tree, done->start, bvec->bv_page,
btrfs_ino(BTRFS_I(inode)), 0);
@@ -7919,7 +7918,7 @@ static void btrfs_retry_endio(struct bio *bio)
struct bio_vec *bvec;
int uptodate;
int ret;
int i;
int i = 0;
struct bvec_iter_all iter_all;
if (bio->bi_status)
@@ -7934,7 +7933,7 @@ 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, iter_all) {
bio_for_each_segment_all(bvec, bio, iter_all) {
ret = __readpage_endio_check(inode, io_bio, i, bvec->bv_page,
bvec->bv_offset, done->start,
bvec->bv_len);
@@ -7946,6 +7945,7 @@ static void btrfs_retry_endio(struct bio *bio)
bvec->bv_offset);
else
uptodate = 0;
i++;
}
done->uptodate = uptodate;

3
fs/btrfs/raid56.c
View File

@@ -1442,12 +1442,11 @@ static int fail_bio_stripe(struct btrfs_raid_bio *rbio,
static void set_bio_pages_uptodate(struct bio *bio)
{
struct bio_vec *bvec;
int i;
struct bvec_iter_all iter_all;
ASSERT(!bio_flagged(bio, BIO_CLONED));
bio_for_each_segment_all(bvec, bio, i, iter_all)
bio_for_each_segment_all(bvec, bio, iter_all)
SetPageUptodate(bvec->bv_page);
}