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  1. Lustre
  2. LU-12678

LNet simplification work from linux client

Details

    • Improvement
    • Resolution: Unresolved
    • Minor
    • Upstream
    • None
    • None
    • 9223372036854775807

    Description

      Neil has been exploring how to simplify the LNet layer to make it suitable for linux kernel inclusion. This ticket will track this work for merger into the OpenSFS tree. Al Viro's iter work will also be ported over.

      Attachments

        Issue Links

          is duplicated by

          Bug - A problem which impairs or prevents the functions of the product. LU-16041 Wrong pointer dereference when lnet_startup_lndni fails

          • Minor - Minor loss of function, or other problem where easy workaround is present.
          • Closed
          is related to

          Bug - A problem which impairs or prevents the functions of the product. LU-13534 Landing an LU-12678 high likely introduce a random memory corruption bug

          • Critical - Crashes, loss of data, severe memory leak.
          • Resolved

          Improvement - An improvement or enhancement to an existing feature or task. LU-14633 change ksocklnd over to use iov_iter_for_each_range()

          • Minor - Minor loss of function, or other problem where easy workaround is present.
          • Open

          Improvement - An improvement or enhancement to an existing feature or task. LU-13004 Use a single style of IO buf descriptor - iovec

          • Minor - Minor loss of function, or other problem where easy workaround is present.
          • Resolved

          Improvement - An improvement or enhancement to an existing feature or task. LU-12929 Field net_state in struct lnet_net is never used, only set. It should be discarded

          • Trivial - Cosmetic problem like misspelt words or misaligned text.
          • Resolved
          is related to

          Improvement - An improvement or enhancement to an existing feature or task. LU-12511 Prepare lustre for adoption into the linux kernel

          • Major - Major loss of function.
          • Open

          Improvement - An improvement or enhancement to an existing feature or task. LU-13005 Remove LNet event queuing subsystem (lib-eq)

          • Minor - Minor loss of function, or other problem where easy workaround is present.
          • Resolved

          Activity

            [LU-12678] LNet simplification work from linux client
            simmonsja James A Simmons added a comment -

            still more work

            simmonsja James A Simmons added a comment - still more work
            gerrit Gerrit Updater added a comment -

            "Oleg Drokin <green@whamcloud.com>" merged in patch https://review.whamcloud.com/c/fs/lustre-release/+/52041/
            Subject: LU-12678 lnet: discard lnet_kvaddr_to_page
            Project: fs/lustre-release
            Branch: master
            Current Patch Set:
            Commit: a0d8023d07b114af0f325997fa2786ca53c92013

            gerrit Gerrit Updater added a comment - "Oleg Drokin <green@whamcloud.com>" merged in patch https://review.whamcloud.com/c/fs/lustre-release/+/52041/ Subject: LU-12678 lnet: discard lnet_kvaddr_to_page Project: fs/lustre-release Branch: master Current Patch Set: Commit: a0d8023d07b114af0f325997fa2786ca53c92013
            gerrit Gerrit Updater added a comment -

            "James Simmons <jsimmons@infradead.org>" uploaded a new patch: https://review.whamcloud.com/c/fs/lustre-release/+/52041
            Subject: LU-12678 lnet: discard lnet_kvaddr_to_page
            Project: fs/lustre-release
            Branch: master
            Current Patch Set: 1
            Commit: a492a64d661e89639ea83efddef78b8287e29961

            gerrit Gerrit Updater added a comment - "James Simmons <jsimmons@infradead.org>" uploaded a new patch: https://review.whamcloud.com/c/fs/lustre-release/+/52041 Subject: LU-12678 lnet: discard lnet_kvaddr_to_page Project: fs/lustre-release Branch: master Current Patch Set: 1 Commit: a492a64d661e89639ea83efddef78b8287e29961
            gerrit Gerrit Updater added a comment -

            "Cyril Bordage <cbordage@whamcloud.com>" uploaded a new patch: https://review.whamcloud.com/48039
            Subject: LU-12678 lnet: lnet_startup_lndnet: avoid use-after-free
            Project: fs/lustre-release
            Branch: b2_12
            Current Patch Set: 1
            Commit: b8065c16f2bf15e18b8d7ccfae6e07de7792d19c

            gerrit Gerrit Updater added a comment - "Cyril Bordage <cbordage@whamcloud.com>" uploaded a new patch: https://review.whamcloud.com/48039 Subject: LU-12678 lnet: lnet_startup_lndnet: avoid use-after-free Project: fs/lustre-release Branch: b2_12 Current Patch Set: 1 Commit: b8065c16f2bf15e18b8d7ccfae6e07de7792d19c
            gerrit Gerrit Updater added a comment -

            "Oleg Drokin <green@whamcloud.com>" merged in patch https://review.whamcloud.com/45685/
            Subject: LU-12678 o2iblnd: convert ibp_refcount to a kref
            Project: fs/lustre-release
            Branch: master
            Current Patch Set:
            Commit: 2968a40a163aa1b0f106c6d29fdf908a1748faad

            gerrit Gerrit Updater added a comment - "Oleg Drokin <green@whamcloud.com>" merged in patch https://review.whamcloud.com/45685/ Subject: LU-12678 o2iblnd: convert ibp_refcount to a kref Project: fs/lustre-release Branch: master Current Patch Set: Commit: 2968a40a163aa1b0f106c6d29fdf908a1748faad
            gerrit Gerrit Updater added a comment -

            "Etienne AUJAMES <eaujames@ddn.com>" uploaded a new patch: https://review.whamcloud.com/45900
            Subject: LU-12678 o2iblnd: allocate init_qp_attr on stack.
            Project: fs/lustre-release
            Branch: b2_12
            Current Patch Set: 1
            Commit: 8d459d792716e2709cdaebb17f235c2642f1f826

            gerrit Gerrit Updater added a comment - "Etienne AUJAMES <eaujames@ddn.com>" uploaded a new patch: https://review.whamcloud.com/45900 Subject: LU-12678 o2iblnd: allocate init_qp_attr on stack. Project: fs/lustre-release Branch: b2_12 Current Patch Set: 1 Commit: 8d459d792716e2709cdaebb17f235c2642f1f826
            gerrit Gerrit Updater added a comment -

            "James Simmons <jsimmons@infradead.org>" uploaded a new patch: https://review.whamcloud.com/45685
            Subject: LU-12678 o2iblnd: convert ibp_refcount to a kref
            Project: fs/lustre-release
            Branch: master
            Current Patch Set: 1
            Commit: 1162318ed110c804e8f21500af477c78e4dc40cf

            gerrit Gerrit Updater added a comment - "James Simmons <jsimmons@infradead.org>" uploaded a new patch: https://review.whamcloud.com/45685 Subject: LU-12678 o2iblnd: convert ibp_refcount to a kref Project: fs/lustre-release Branch: master Current Patch Set: 1 Commit: 1162318ed110c804e8f21500af477c78e4dc40cf
            gerrit Gerrit Updater added a comment -

            "Oleg Drokin <green@whamcloud.com>" merged in patch https://review.whamcloud.com/45421/
            Subject: LU-12678 ptlrpc: remove bogus LASSERT
            Project: fs/lustre-release
            Branch: master
            Current Patch Set:
            Commit: 49769c1eea52e067d6c2d35b2976f44aada1ccee

            gerrit Gerrit Updater added a comment - "Oleg Drokin <green@whamcloud.com>" merged in patch https://review.whamcloud.com/45421/ Subject: LU-12678 ptlrpc: remove bogus LASSERT Project: fs/lustre-release Branch: master Current Patch Set: Commit: 49769c1eea52e067d6c2d35b2976f44aada1ccee
            gerrit Gerrit Updater added a comment -

            "Andreas Dilger <adilger@whamcloud.com>" uploaded a new patch: https://review.whamcloud.com/45421
            Subject: LU-12678 ptlrpc: remove bogus LASSERT
            Project: fs/lustre-release
            Branch: master
            Current Patch Set: 1
            Commit: 10876c963008364e9c2a93daf24a4db43318242d

            gerrit Gerrit Updater added a comment - "Andreas Dilger <adilger@whamcloud.com>" uploaded a new patch: https://review.whamcloud.com/45421 Subject: LU-12678 ptlrpc: remove bogus LASSERT Project: fs/lustre-release Branch: master Current Patch Set: 1 Commit: 10876c963008364e9c2a93daf24a4db43318242d
            gerrit Gerrit Updater added a comment -

            Oleg Drokin (green@whamcloud.com) merged in patch https://review.whamcloud.com/43591/
            Subject: LU-12678 lnet: use list_for_each_entry()
            Project: fs/lustre-release
            Branch: master
            Current Patch Set:
            Commit: 8d1635a6182312200695983d0462dadba60af14a

            gerrit Gerrit Updater added a comment - Oleg Drokin (green@whamcloud.com) merged in patch https://review.whamcloud.com/43591/ Subject: LU-12678 lnet: use list_for_each_entry() Project: fs/lustre-release Branch: master Current Patch Set: Commit: 8d1635a6182312200695983d0462dadba60af14a
            gerrit Gerrit Updater added a comment -

            Oleg Drokin (green@whamcloud.com) merged in patch https://review.whamcloud.com/43558/
            Subject: LU-12678 o2iblnd: fix bug in list_first_entry() change.
            Project: fs/lustre-release
            Branch: master
            Current Patch Set:
            Commit: 0024460d797490ae90a2221cb5d4648c9d4fac82

            gerrit Gerrit Updater added a comment - Oleg Drokin (green@whamcloud.com) merged in patch https://review.whamcloud.com/43558/ Subject: LU-12678 o2iblnd: fix bug in list_first_entry() change. Project: fs/lustre-release Branch: master Current Patch Set: Commit: 0024460d797490ae90a2221cb5d4648c9d4fac82

            People

              simmonsja James A Simmons
              simmonsja James A Simmons
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              Dates

                Created:
                Updated: