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Diffstat (limited to 'Documentation/driver-api/md/raid5-cache.rst')
| -rw-r--r-- | Documentation/driver-api/md/raid5-cache.rst | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/Documentation/driver-api/md/raid5-cache.rst b/Documentation/driver-api/md/raid5-cache.rst index d7a15f44a7c3..5f947cbc2e78 100644 --- a/Documentation/driver-api/md/raid5-cache.rst +++ b/Documentation/driver-api/md/raid5-cache.rst @@ -81,7 +81,7 @@ The write-through and write-back cache use the same disk format. The cache disk is organized as a simple write log. The log consists of 'meta data' and 'data' pairs. The meta data describes the data. It also includes checksum and sequence ID for recovery identification. Data can be IO data and parity data. Data is -checksumed too. The checksum is stored in the meta data ahead of the data. The +checksummed too. The checksum is stored in the meta data ahead of the data. The checksum is an optimization because MD can write meta and data freely without worry about the order. MD superblock has a field pointed to the valid meta data of log head. |