diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2014-02-09 11:12:26 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-02-09 11:12:26 -0800 |
| commit | 9c1db7798141e2658e4b5bb170128dfdc3270ff4 (patch) | |
| tree | 1b582ab69b70f0a91f6ec2a5b4d3c0b963822cc1 /fs/btrfs/compression.c | |
| parent | 6f2a1c1e78771a78c1696f5a67e8320e76a8dc0b (diff) | |
| parent | a2aa75e18a21b21952dc6daa9bac7c9f4426f81f (diff) | |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs
Pull btrfs fixes from Chris Mason:
"This is a small collection of fixes"
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs:
Btrfs: fix data corruption when reading/updating compressed extents
Btrfs: don't loop forever if we can't run because of the tree mod log
btrfs: reserve no transaction units in btrfs_ioctl_set_features
btrfs: commit transaction after setting label and features
Btrfs: fix assert screwup for the pending move stuff
Diffstat (limited to 'fs/btrfs/compression.c')
| -rw-r--r-- | fs/btrfs/compression.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c index e2600cdb6c25..b01fb6c527e3 100644 --- a/fs/btrfs/compression.c +++ b/fs/btrfs/compression.c @@ -1010,6 +1010,8 @@ int btrfs_decompress_buf2page(char *buf, unsigned long buf_start, bytes = min(bytes, working_bytes); kaddr = kmap_atomic(page_out); memcpy(kaddr + *pg_offset, buf + buf_offset, bytes); + if (*pg_index == (vcnt - 1) && *pg_offset == 0) + memset(kaddr + bytes, 0, PAGE_CACHE_SIZE - bytes); kunmap_atomic(kaddr); flush_dcache_page(page_out); |