[lxc-devel] [lxc/lxc] ec74f3: lxccontainer: fix F_OFD_GETLK checks

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Tue Aug 14 13:49:25 UTC 2018


  Branch: refs/heads/master
  Home:   https://github.com/lxc/lxc
  Commit: ec74f3f859dbe04a62e7dcb169ce6a5baf81841b
      https://github.com/lxc/lxc/commit/ec74f3f859dbe04a62e7dcb169ce6a5baf81841b
  Author: Christian Brauner <christian.brauner at ubuntu.com>
  Date:   2018-08-14 (Tue, 14 Aug 2018)

  Changed paths:
    M src/lxc/lxccontainer.c

  Log Message:
  -----------
  lxccontainer: fix F_OFD_GETLK checks

When we check whether an open file description lock has been taken on a file we
need to set the l_pid field to 0 otherwise the kernel will send back EINVAL.
Additionally, the kernel will not do pid translation and simply set the l_pid
value to -1.

Fixes https://discuss.linuxcontainers.org/t/container-deleted-or-stopped-when-lxc-ls-executed-concurrently/2439

Signed-off-by: Christian Brauner <christian.brauner at ubuntu.com>


  Commit: 27f39efa5d3cb4407668aa3a547b20d20783e793
      https://github.com/lxc/lxc/commit/27f39efa5d3cb4407668aa3a547b20d20783e793
  Author: Stéphane Graber <stgraber at stgraber.org>
  Date:   2018-08-14 (Tue, 14 Aug 2018)

  Changed paths:
    M src/lxc/lxccontainer.c

  Log Message:
  -----------
  Merge pull request #2526 from brauner/2018-08-14/fix_ongoing_create_check

lxccontainer: fix F_OFD_GETLK checks


Compare: https://github.com/lxc/lxc/compare/375121e4e082...27f39efa5d3c
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