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Diffstat (limited to 'Documentation/device-mapper/verity.txt')
| -rw-r--r-- | Documentation/device-mapper/verity.txt | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/Documentation/device-mapper/verity.txt b/Documentation/device-mapper/verity.txt index 0075f70cd3f9..ac71f1f63218 100644 --- a/Documentation/device-mapper/verity.txt +++ b/Documentation/device-mapper/verity.txt @@ -10,7 +10,7 @@ Construction Parameters <version> <dev> <hash_dev> <data_block_size> <hash_block_size> <num_data_blocks> <hash_start_block> - <algorithm> <digest> <salt> + <algorithm> <digest> <salt> <mode> <version> This is the type of the on-disk hash format. @@ -62,6 +62,16 @@ Construction Parameters <salt> The hexadecimal encoding of the salt value. +<mode> + Optional. The mode of operation. + + 0 is the normal mode of operation where a corrupted block will result in an + I/O error. + + 1 is logging mode where corrupted blocks are logged and a uevent is sent to + notify user space. + + Theory of operation =================== |