lustre/kernel_patches/patches/block-pass-bio-into-integrity_processing_fn-rhel8.patch

   1 Having struct bio allows us to do more in the genrate/verify_fn,
   2 like copying a known good guard tag already available rather than
   3 calculating it.
   4
   5 Index: linux-4.18.0-80.11.2.el8_0/block/bio-integrity.c
   6 ===================================================================
   7 --- linux-4.18.0-80.11.2.el8_0.orig/block/bio-integrity.c
   8 +++ linux-4.18.0-80.11.2.el8_0/block/bio-integrity.c
   9 @@ -197,6 +197,8 @@ static blk_status_t bio_integrity_proces
  10
  11                 iter.data_buf = kaddr + bv.bv_offset;
  12                 iter.data_size = bv.bv_len;
  13 +               iter.bi_idx = bviter.bi_idx;
  14 +               iter.bio = bio;
  15
  16                 ret = proc_fn(&iter);
  17                 if (ret) {
  18 Index: linux-4.18.0-80.11.2.el8_0/include/linux/blkdev.h
  19 ===================================================================
  20 --- linux-4.18.0-80.11.2.el8_0.orig/include/linux/blkdev.h
  21 +++ linux-4.18.0-80.11.2.el8_0/include/linux/blkdev.h
  22 @@ -1502,7 +1502,9 @@ struct blk_integrity_iter {
  23         sector_t                seed;
  24         unsigned int            data_size;
  25         unsigned short          interval;
  26 +       RH_KABI_FILL_HOLE(unsigned short bi_idx)
  27         const char              *disk_name;
  28 +       RH_KABI_EXTEND(struct bio *bio)
  29  };
  30
  31  struct blk_integrity_profile {