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btrfs: switch page and disk_bytenr argument position for submit_extent_page()

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Normally we put (page, pg_len, pg_offset) arguments together, just like
what __bio_add_page() does.

But in submit_extent_page(), what we got is, (page, disk_bytenr, pg_len,
pg_offset), which sometimes can be confusing.

Change the order to (disk_bytenr, page, pg_len, pg_offset) to make it
to follow the common schema.

Reviewed-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Qu Wenruo 2022-09-13 13:31:13 +08:00 committed by David Sterba
parent 814b6f9158
commit 209ecde55c
1 changed files with 9 additions and 9 deletions
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18
fs/btrfs/extent_io.c
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@ -1543,8 +1543,8 @@ static int alloc_new_bio(struct btrfs_inode *inode,
/*
* @opf: bio REQ_OP_* and REQ_* flags as one value
* @wbc: optional writeback control for io accounting
* @page: page to add to the bio
* @disk_bytenr: logical bytenr where the write will be
* @page: page to add to the bio
* @size: portion of page that we want to write to
* @pg_offset: offset of the new bio or to check whether we are adding
* a contiguous page to the previous one
@ -1559,7 +1559,7 @@ static int alloc_new_bio(struct btrfs_inode *inode,
static int submit_extent_page(blk_opf_t opf,
struct writeback_control *wbc,
struct btrfs_bio_ctrl *bio_ctrl,
struct page *page, u64 disk_bytenr,
u64 disk_bytenr, struct page *page,
size_t size, unsigned long pg_offset,
btrfs_bio_end_io_t end_io_func,
enum btrfs_compression_type compress_type,
@ -1875,7 +1875,7 @@ static int btrfs_do_readpage(struct page *page, struct extent_map **em_cached,
}
ret = submit_extent_page(REQ_OP_READ | read_flags, NULL,
bio_ctrl, page, disk_bytenr, iosize,
bio_ctrl, disk_bytenr, page, iosize,
pg_offset, end_bio_extent_readpage,
this_bio_flag, force_bio_submit);
if (ret) {
@ -2189,8 +2189,8 @@ static noinline_for_stack int __extent_writepage_io(struct btrfs_inode *inode,
btrfs_page_clear_dirty(fs_info, page, cur, iosize);
ret = submit_extent_page(op | write_flags, wbc,
&epd->bio_ctrl, page,
disk_bytenr, iosize,
&epd->bio_ctrl, disk_bytenr,
page, iosize,
cur - page_offset(page),
end_bio_extent_writepage,
0, false);
@ -2686,7 +2686,7 @@ static int write_one_subpage_eb(struct extent_buffer *eb,
clear_page_dirty_for_io(page);
ret = submit_extent_page(REQ_OP_WRITE | write_flags, wbc,
&epd->bio_ctrl, page, eb->start, eb->len,
&epd->bio_ctrl, eb->start, page, eb->len,
eb->start - page_offset(page),
end_bio_subpage_eb_writepage, 0, false);
if (ret) {
@ -2726,7 +2726,7 @@ static noinline_for_stack int write_one_eb(struct extent_buffer *eb,
clear_page_dirty_for_io(p);
set_page_writeback(p);
ret = submit_extent_page(REQ_OP_WRITE | write_flags, wbc,
&epd->bio_ctrl, p, disk_bytenr,
&epd->bio_ctrl, disk_bytenr, p,
PAGE_SIZE, 0,
end_bio_extent_buffer_writepage,
0, false);
@ -4982,7 +4982,7 @@ static int read_extent_buffer_subpage(struct extent_buffer *eb, int wait,
btrfs_subpage_start_reader(fs_info, page, eb->start, eb->len);
ret = submit_extent_page(REQ_OP_READ, NULL, &bio_ctrl,
page, eb->start, eb->len,
eb->start, page, eb->len,
eb->start - page_offset(page),
end_bio_extent_readpage, 0, true);
if (ret) {
@ -5087,7 +5087,7 @@ int read_extent_buffer_pages(struct extent_buffer *eb, int wait, int mirror_num)
ClearPageError(page);
err = submit_extent_page(REQ_OP_READ, NULL,
&bio_ctrl, page, page_offset(page),
&bio_ctrl, page_offset(page), page,
PAGE_SIZE, 0, end_bio_extent_readpage,
0, false);
if (err) {