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Diffstat (limited to 'Documentation/md.txt')
| -rw-r--r-- | Documentation/md.txt | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/Documentation/md.txt b/Documentation/md.txt index 0668f9d..084ecf4e 100644 --- a/Documentation/md.txt +++ b/Documentation/md.txt @@ -410,6 +410,15 @@ also have than sectors, this my be larger than the number of actual errors by a factor of the number of sectors in a page. + bitmap_set_bits + If the array has a write-intent bitmap, then writing to this + attribute can set bits in the bitmap, indicating that a resync + would need to check the corresponding blocks. Either individual + numbers or start-end pairs can be written. Multiple numbers + can be separated by a space. + Note that the numbers are 'bit' numbers, not 'block' numbers. + They should be scaled by the bitmap_chunksize. + Each active md device may also have attributes specific to the personality module that manages it. These are specific to the implementation of the module and could |
