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| author | Kent Overstreet <kent.overstreet@gmail.com> | 2018-02-23 16:26:10 -0500 |
|---|---|---|
| committer | Kent Overstreet <kent.overstreet@linux.dev> | 2023-10-22 17:08:34 -0400 |
| commit | ab05de4ce4a1b806773e59b97a59bcfabba57d8d (patch) | |
| tree | 0e5bbbc438c75ae60e126af14a889f26fbc9e93d /fs/bcachefs/checksum.h | |
| parent | 182084e3dc5f55de12f0184ddd6243f64b6cd87b (diff) | |
bcachefs: Track incompressible data
This fixes the background_compression option: wihout some way of marking
data as incompressible, rebalance will keep rewriting incompressible
data over and over.
Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Diffstat (limited to 'fs/bcachefs/checksum.h')
| -rw-r--r-- | fs/bcachefs/checksum.h | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/bcachefs/checksum.h b/fs/bcachefs/checksum.h index ca9e45906dc8..24dee8039d57 100644 --- a/fs/bcachefs/checksum.h +++ b/fs/bcachefs/checksum.h @@ -155,13 +155,16 @@ static inline struct nonce null_nonce(void) static inline struct nonce extent_nonce(struct bversion version, struct bch_extent_crc_unpacked crc) { - unsigned size = crc.compression_type ? crc.uncompressed_size : 0; + unsigned compression_type = crc_is_compressed(crc) + ? crc.compression_type + : 0; + unsigned size = compression_type ? crc.uncompressed_size : 0; struct nonce nonce = (struct nonce) {{ [0] = cpu_to_le32(size << 22), [1] = cpu_to_le32(version.lo), [2] = cpu_to_le32(version.lo >> 32), [3] = cpu_to_le32(version.hi| - (crc.compression_type << 24))^BCH_NONCE_EXTENT, + (compression_type << 24))^BCH_NONCE_EXTENT, }}; return nonce_add(nonce, crc.nonce << 9); |