[ovs-git] [openvswitch/ovs] c9bfe5: tests: Use $(MKDIR_P) to avoid races.

GitHub noreply at github.com
Wed Dec 6 18:26:25 UTC 2017

  Branch: refs/heads/branch-2.5
  Home:   https://github.com/openvswitch/ovs
  Commit: c9bfe5c6ea9a1d637d13dc28f84145110ddf245f
  Author: Ben Pfaff <blp at ovn.org>
  Date:   2017-12-06 (Wed, 06 Dec 2017)

  Changed paths:
    M tests/automake.mk

  Log Message:
  tests: Use $(MKDIR_P) to avoid races.

"test -d x || mkdir x" has a race when invoked in parallel: it is possible
for two processes to both see that 'x' does not exist and both try to
create it, and if that happens then one of them will fail.  This avoids
the problem.

Signed-off-by: Ben Pfaff <blp at ovn.org>
Reviewed-by: Greg Rose <gvrose8192 at gmail.com>

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