BlockDev.CryptoIntegrityExtra¶

Fields¶

Name	Type	Access	Description
buffer_sectors	`int`	r/w	number of sectors in one buffer
interleave_sectors	`int`	r/w	number of interleave sectors (power of two)
journal_commit_time	`int`	r/w	journal commit time (or bitmap flush time) in ms
journal_size	`int`	r/w	size of journal in bytes
journal_watermark	`int`	r/w	journal flush watermark in percents; in bitmap mode sectors-per-bit
sector_size	`int`	r/w	integrity sector size
tag_size	`int`	r/w	tag size per-sector in bytes

class

new (sector_size, journal_size, journal_watermark, journal_commit_time, interleave_sectors, tag_size, buffer_sectors)

class BlockDev.CryptoIntegrityExtra¶

classmethod new(sector_size, journal_size, journal_watermark, journal_commit_time, interleave_sectors, tag_size, buffer_sectors)¶

Parameters:

sector_size (int) – integrity sector size, 0 for default (512)
journal_size (int) – size of journal in bytes
journal_watermark (int) – journal flush watermark in percents; in bitmap mode sectors-per-bit
journal_commit_time (int) – journal commit time (or bitmap flush time) in ms
interleave_sectors (int) – number of interleave sectors (power of two)
tag_size (int) – tag size per-sector in bytes
buffer_sectors (int) – number of sectors in one buffer

Returns:

a new Integrity extra argument

Return type:

BlockDev.CryptoIntegrityExtra