[LU-13721] "lfs find --pool" does not work for PFL files

• Type: Bug
• Resolution: Fixed
• Priority: Minor
• Fix Version/s: Lustre 2.14.0
• Affects Version/s: Lustre 2.10.8, Lustre 2.14.0, Lustre 2.12.6
• Labels: LTS12 easy
• Severity: 3
• Assignee: Andreas Dilger
• Reporter: Andreas Dilger

Description

Running "lfs find --pool <pool_name>" on a PFL or FLR file does not actually find files that contain that pool:

# lfs setstripe -E 16M --pool audio -c 1 -E eof -c -1 /myth/tmp/tmp/pflfile-onepool
# lfs getstripe /myth/tmp/tmp/pflfile-onepool
/myth/tmp/tmp/pflfile-onepool
  lcm_layout_gen:    2
  lcm_mirror_count:  1
  lcm_entry_count:   2
    lcme_id:             1
    lcme_mirror_id:      0
    lcme_flags:          init
    lcme_extent.e_start: 0
    lcme_extent.e_end:   16777216
      lmm_stripe_count:  1
      lmm_stripe_size:   1048576
      lmm_pattern:       raid0
      lmm_layout_gen:    0
      lmm_stripe_offset: 2
      lmm_pool:          audio
      lmm_objects:
      - 0: { l_ost_idx: 2, l_fid: [0x100020000:0x2a9fd5:0x0] }

    lcme_id:             2
    lcme_mirror_id:      0
    lcme_flags:          0
    lcme_extent.e_start: 16777216
    lcme_extent.e_end:   EOF
      lmm_stripe_count:  2
      lmm_stripe_size:   1048576
      lmm_pattern:       raid0
      lmm_layout_gen:    0
      lmm_stripe_offset: -1
      lmm_pool:          audio
# lfs find /myth/tmp/tmp -type f --pool audio
/myth/tmp/tmp/append/foo
/myth/tmp/tmp/append/baz
/myth/tmp/tmp/pflpool

Issue Links

• duplicates: LU-13140 find_check_pool() bug with component layout