diff options
| author | Qu Wenruo <wqu@suse.com> | 2020-10-21 14:25:01 +0800 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2020-12-08 15:53:56 +0100 |
| commit | e940e9a7c793e3fffe6cdef4f849d696c57ed3f7 (patch) | |
| tree | 11b5e355bffa785cdb9939e13142d3e69de9bd96 /fs | |
| parent | 8b8bbd461ea180470041fa84c745480163bb908f (diff) | |
btrfs: rename page_size to io_size in submit_extent_page
The variable @page_size in submit_extent_page() is not related to page
size.
It can already be smaller than PAGE_SIZE, so rename it to io_size to
reduce confusion, this is especially important for later subpage
support.
Signed-off-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/btrfs/extent_io.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c index 776f702ca144..e8a72cecf372 100644 --- a/fs/btrfs/extent_io.c +++ b/fs/btrfs/extent_io.c @@ -3044,7 +3044,7 @@ static int submit_extent_page(unsigned int opf, { int ret = 0; struct bio *bio; - size_t page_size = min_t(size_t, size, PAGE_SIZE); + size_t io_size = min_t(size_t, size, PAGE_SIZE); sector_t sector = offset >> 9; struct extent_io_tree *tree = &BTRFS_I(page->mapping->host)->io_tree; @@ -3060,12 +3060,12 @@ static int submit_extent_page(unsigned int opf, else contig = bio_end_sector(bio) == sector; - if (btrfs_bio_fits_in_stripe(page, page_size, bio, bio_flags)) + if (btrfs_bio_fits_in_stripe(page, io_size, bio, bio_flags)) can_merge = false; if (prev_bio_flags != bio_flags || !contig || !can_merge || force_bio_submit || - bio_add_page(bio, page, page_size, pg_offset) < page_size) { + bio_add_page(bio, page, io_size, pg_offset) < io_size) { ret = submit_one_bio(bio, mirror_num, prev_bio_flags); if (ret < 0) { *bio_ret = NULL; @@ -3074,13 +3074,13 @@ static int submit_extent_page(unsigned int opf, bio = NULL; } else { if (wbc) - wbc_account_cgroup_owner(wbc, page, page_size); + wbc_account_cgroup_owner(wbc, page, io_size); return 0; } } bio = btrfs_bio_alloc(offset); - bio_add_page(bio, page, page_size, pg_offset); + bio_add_page(bio, page, io_size, pg_offset); bio->bi_end_io = end_io_func; bio->bi_private = tree; bio->bi_write_hint = page->mapping->host->i_write_hint; @@ -3091,7 +3091,7 @@ static int submit_extent_page(unsigned int opf, bdev = BTRFS_I(page->mapping->host)->root->fs_info->fs_devices->latest_bdev; bio_set_dev(bio, bdev); wbc_init_bio(wbc, bio); - wbc_account_cgroup_owner(wbc, page, page_size); + wbc_account_cgroup_owner(wbc, page, io_size); } *bio_ret = bio; |