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  1. Lustre
  2. LU-11617

lockdep exposed a possible deadlock in chlg_open()

Details

    • Bug
    • Resolution: Fixed
    • Minor
    • Lustre 2.13.0, Lustre 2.12.3
    • Lustre 2.11.0, Lustre 2.12.0, Lustre 2.10.5
    • None
    • 3
    • 9223372036854775807

    Description

      While testing the changelog char device landing in the linux client Neil saw lockdep report a potential deadlock between chlg_open() and mdc_changelog_cdev_init().

      Attachments

        Activity

          [LU-11617] lockdep exposed a possible deadlock in chlg_open()

          Oleg Drokin (green@whamcloud.com) merged in patch https://review.whamcloud.com/36230/
          Subject: LU-11617 mdc: fix possible deadlock in chlg_open()
          Project: fs/lustre-release
          Branch: b2_12
          Current Patch Set:
          Commit: 4272c18f2a0a54f919f4ee2ed89fe74ea08b09d9

          gerrit Gerrit Updater added a comment - Oleg Drokin (green@whamcloud.com) merged in patch https://review.whamcloud.com/36230/ Subject: LU-11617 mdc: fix possible deadlock in chlg_open() Project: fs/lustre-release Branch: b2_12 Current Patch Set: Commit: 4272c18f2a0a54f919f4ee2ed89fe74ea08b09d9

          James Simmons (jsimmons@infradead.org) uploaded a new patch: https://review.whamcloud.com/36230
          Subject: LU-11617 mdc: fix possible deadlock in chlg_open()
          Project: fs/lustre-release
          Branch: b2_12
          Current Patch Set: 1
          Commit: cb920d76d35201a57e114d9fa063e4798f6da07f

          gerrit Gerrit Updater added a comment - James Simmons (jsimmons@infradead.org) uploaded a new patch: https://review.whamcloud.com/36230 Subject: LU-11617 mdc: fix possible deadlock in chlg_open() Project: fs/lustre-release Branch: b2_12 Current Patch Set: 1 Commit: cb920d76d35201a57e114d9fa063e4798f6da07f
          pjones Peter Jones added a comment -

          Landed for 2.13

          pjones Peter Jones added a comment - Landed for 2.13

          Oleg Drokin (green@whamcloud.com) merged in patch https://review.whamcloud.com/33572/
          Subject: LU-11617 mdc: fix possible deadlock in chlg_open()
          Project: fs/lustre-release
          Branch: master
          Current Patch Set:
          Commit: 206b21741b07a10269bbcfdac28743591b64ab2f

          gerrit Gerrit Updater added a comment - Oleg Drokin (green@whamcloud.com) merged in patch https://review.whamcloud.com/33572/ Subject: LU-11617 mdc: fix possible deadlock in chlg_open() Project: fs/lustre-release Branch: master Current Patch Set: Commit: 206b21741b07a10269bbcfdac28743591b64ab2f

          James Simmons (uja.ornl@yahoo.com) uploaded a new patch: https://review.whamcloud.com/33572
          Subject: LU-11617 mdc: fix possible deadlock in chlg_open()
          Project: fs/lustre-release
          Branch: master
          Current Patch Set: 1
          Commit: 0957d95edb454ecffa19dfa2c508a923919ccb87

          gerrit Gerrit Updater added a comment - James Simmons (uja.ornl@yahoo.com) uploaded a new patch: https://review.whamcloud.com/33572 Subject: LU-11617 mdc: fix possible deadlock in chlg_open() Project: fs/lustre-release Branch: master Current Patch Set: 1 Commit: 0957d95edb454ecffa19dfa2c508a923919ccb87

          People

            simmonsja James A Simmons
            simmonsja James A Simmons
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            Dates

              Created:
              Updated:
              Resolved: