blk_integrity_compare (9) Linux Manual Page
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.