include/linux/t10-pi.h

   1 #ifndef _LINUX_T10_PI_H
   2 #define _LINUX_T10_PI_H
   3
   4 #include <linux/types.h>
   5 #include <linux/blkdev.h>
   6
   7 /*
   8  * T10 Protection Information tuple.
   9  */
  10 struct t10_pi_tuple {
  11         __be16 guard_tag;       /* Checksum */
  12         __be16 app_tag;         /* Opaque storage */
  13         __be32 ref_tag;         /* Target LBA or indirect LBA */
  14 };
  15
  16
  17 extern struct blk_integrity_profile t10_pi_type1_crc;
  18 extern struct blk_integrity_profile t10_pi_type1_ip;
  19 extern struct blk_integrity_profile t10_pi_type3_crc;
  20 extern struct blk_integrity_profile t10_pi_type3_ip;
  21
  22 #endif