BLK_INTEGRITY_COMPAR(9) Block Devices BLK_INTEGRITY_COMPAR(9)
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.
COPYRIGHT
Kernel Hackers Manual 3.10 June 2014 BLK_INTEGRITY_COMPAR(9)
