[wp-trac] [WordPress Trac] #27424: Dubious code flow in add_metadata()

[WordPress Trac]

#27424: Dubious code flow in add_metadata()
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 Reporter:  Denis-de-Bernardy   |       Owner:
     Type:  defect (bug)        |      Status:  new
 Priority:  normal              |   Milestone:  Awaiting Review
Component:  Options, Meta APIs  |     Version:  3.8.1
 Severity:  normal              |  Resolution:
 Keywords:                      |     Focuses:
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Comment (by nacin):

 I'm not sure. add_metadata() doesn't do any cache fetching or setting
 operations. The issue would be that a race between two add_metadata()
 calls would cause the second one to fail. At that point, the DB and cache
 should still be the same.

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Ticket URL: <https://core.trac.wordpress.org/ticket/27424#comment:1>
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