blk_integrity_compare (9) - Linux Man Pages

blk_integrity_compare: Compare integrity profile of two disks

NAME

blk_integrity_compare - Compare integrity profile of two disks

SYNOPSIS

int blk_integrity_compare(struct gendisk gd1, struct gendisk gd2);

ARGUMENTS

gd1

Disk to compare

gd2

Disk to compare

DESCRIPTION

Meta-devices like DM and MD need to verify that all sub-devices use the same integrity format before advertising to upper layers that they can send/receive integrity metadata. This function can be used to check whether two gendisk devices have compatible integrity formats.

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