diff options
| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2021-06-22 13:56:50 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2021-06-22 13:56:50 -0300 |
| commit | ce09673636f9581d2e2e24af785c463c030a1fd8 (patch) | |
| tree | 5d696220bd70dcad7cc0809cf6e3225b4953bf05 /fs/btrfs/compression.c | |
| parent | 45237f9898fce54a8cc6d40f7455291e0e6c4277 (diff) | |
| parent | a96bfed64c8986d6404e553f18203cae1f5ac7e6 (diff) | |
Merge remote-tracking branch 'torvalds/master' into perf/core
To pick up fixes, since perf/urgent is already upstream.
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'fs/btrfs/compression.c')
| -rw-r--r-- | fs/btrfs/compression.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c index d17ac301032e..1346d698463a 100644 --- a/fs/btrfs/compression.c +++ b/fs/btrfs/compression.c @@ -457,7 +457,7 @@ blk_status_t btrfs_submit_compressed_write(struct btrfs_inode *inode, u64 start, bytes_left = compressed_len; for (pg_index = 0; pg_index < cb->nr_pages; pg_index++) { int submit = 0; - int len; + int len = 0; page = compressed_pages[pg_index]; page->mapping = inode->vfs_inode.i_mapping; @@ -465,10 +465,17 @@ blk_status_t btrfs_submit_compressed_write(struct btrfs_inode *inode, u64 start, submit = btrfs_bio_fits_in_stripe(page, PAGE_SIZE, bio, 0); - if (pg_index == 0 && use_append) - len = bio_add_zone_append_page(bio, page, PAGE_SIZE, 0); - else - len = bio_add_page(bio, page, PAGE_SIZE, 0); + /* + * Page can only be added to bio if the current bio fits in + * stripe. + */ + if (!submit) { + if (pg_index == 0 && use_append) + len = bio_add_zone_append_page(bio, page, + PAGE_SIZE, 0); + else + len = bio_add_page(bio, page, PAGE_SIZE, 0); + } page->mapping = NULL; if (submit || len < PAGE_SIZE) { |