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  1. Lustre
  2. LU-14967

rhashtable_walk_next() can return -EAGAIN

Details

    • Bug
    • Resolution: Fixed
    • Minor
    • Lustre 2.15.0
    • Upstream
    • None
    • 3
    • 9223372036854775807

    Description

      this is a legal case which can happen due to concurrent hashtable resize.
      the caller should check for EAGAIN and just repeat rhashtable_walk_next()

      Attachments

        Activity

          [LU-14967] rhashtable_walk_next() can return -EAGAIN
          pjones Peter Jones added a comment -

          Landed for 2.15

          pjones Peter Jones added a comment - Landed for 2.15
          gerrit Gerrit Updater added a comment -

          "Oleg Drokin <green@whamcloud.com>" merged in patch https://review.whamcloud.com/44766/
          Subject: LU-14967 obdclass: EAGAIN after rhashtable_walk_next()
          Project: fs/lustre-release
          Branch: master
          Current Patch Set:
          Commit: 96aa615f91cd25b04c393f16f122e33f6744fdc9

          gerrit Gerrit Updater added a comment - "Oleg Drokin <green@whamcloud.com>" merged in patch https://review.whamcloud.com/44766/ Subject: LU-14967 obdclass: EAGAIN after rhashtable_walk_next() Project: fs/lustre-release Branch: master Current Patch Set: Commit: 96aa615f91cd25b04c393f16f122e33f6744fdc9
          gerrit Gerrit Updater added a comment -

          "Alex Zhuravlev <bzzz@whamcloud.com>" uploaded a new patch: https://review.whamcloud.com/44766
          Subject: LU-14967 obdclass: EAGAIN after rhashtable_walk_next()
          Project: fs/lustre-release
          Branch: master
          Current Patch Set: 1
          Commit: f42f67fd0269ac03c66909ebb2c7a4fa7d1dc3fa

          gerrit Gerrit Updater added a comment - "Alex Zhuravlev <bzzz@whamcloud.com>" uploaded a new patch: https://review.whamcloud.com/44766 Subject: LU-14967 obdclass: EAGAIN after rhashtable_walk_next() Project: fs/lustre-release Branch: master Current Patch Set: 1 Commit: f42f67fd0269ac03c66909ebb2c7a4fa7d1dc3fa

          People

            bzzz Alex Zhuravlev
            bzzz Alex Zhuravlev
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            Dates

              Created:
              Updated:
              Resolved: