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btrfs: get fs_info from eb in write_one_eb 

We can read fs_info from extent buffer and can drop it from the
parameters.

Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2019-03-20 11:27:57 +01:00
parent 20a1fbf97e
commit 0ab0206328
1 changed files with 2 additions and 3 deletions
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5
fs/btrfs/extent_io.c
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@ -3681,10 +3681,10 @@ static void end_bio_extent_buffer_writepage(struct bio *bio)
}
static noinline_for_stack int write_one_eb(struct extent_buffer *eb,
struct btrfs_fs_info *fs_info,
struct writeback_control *wbc,
struct extent_page_data *epd)
{
struct btrfs_fs_info *fs_info = eb->fs_info;
struct block_device *bdev = fs_info->fs_devices->latest_bdev;
struct extent_io_tree *tree = &BTRFS_I(fs_info->btree_inode)->io_tree;
u64 offset = eb->start;
@ -3753,7 +3753,6 @@ int btree_write_cache_pages(struct address_space *mapping,
struct writeback_control *wbc)
{
struct extent_io_tree *tree = &BTRFS_I(mapping->host)->io_tree;
struct btrfs_fs_info *fs_info = BTRFS_I(mapping->host)->root->fs_info;
struct extent_buffer *eb, *prev_eb = NULL;
struct extent_page_data epd = {
.bio = NULL,
@ -3834,7 +3833,7 @@ retry:
continue;
}
ret = write_one_eb(eb, fs_info, wbc, &epd);
ret = write_one_eb(eb, wbc, &epd);
if (ret) {
done = 1;
free_extent_buffer(eb);