diff options
| author | Goldwyn Rodrigues <rgoldwyn@suse.de> | 2022-04-26 16:47:34 +0300 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2022-05-16 18:17:31 +0300 |
| commit | 1d8fa2e29bc851ca66f680040fc74294df961bd4 (patch) | |
| tree | eb0fc22f642105f84425b422aac58943f561b057 /fs/btrfs/compression.c | |
| parent | a13467ee7ae3742f23f0bef0cafa168312a94cb4 (diff) | |
| download | linux-1d8fa2e29bc851ca66f680040fc74294df961bd4.tar.xz | |
btrfs: derive compression type from extent map during reads
Derive the compression type from extent map as opposed to the bio flags
passed. This makes it more precise and not reliant on function
parameters.
Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: Goldwyn Rodrigues <rgoldwyn@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/compression.c')
| -rw-r--r-- | fs/btrfs/compression.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c index 8fda38a58706..f4564f32f6d9 100644 --- a/fs/btrfs/compression.c +++ b/fs/btrfs/compression.c @@ -802,7 +802,7 @@ static noinline int add_ra_bio_pages(struct inode *inode, * bio we were passed and then call the bio end_io calls */ void btrfs_submit_compressed_read(struct inode *inode, struct bio *bio, - int mirror_num, unsigned long bio_flags) + int mirror_num) { struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb); struct extent_map_tree *em_tree; @@ -853,14 +853,14 @@ void btrfs_submit_compressed_read(struct inode *inode, struct bio *bio, em_len = em->len; em_start = em->start; - free_extent_map(em); - em = NULL; - cb->len = bio->bi_iter.bi_size; cb->compressed_len = compressed_len; - cb->compress_type = extent_compress_type(bio_flags); + cb->compress_type = em->compress_type; cb->orig_bio = bio; + free_extent_map(em); + em = NULL; + cb->nr_pages = DIV_ROUND_UP(compressed_len, PAGE_SIZE); cb->compressed_pages = kcalloc(cb->nr_pages, sizeof(struct page *), GFP_NOFS); if (!cb->compressed_pages) { |