[wp-trac] [WordPress Trac] #34359: Cache output of `wp_upload_dir()` to improve performance

[WordPress Trac]

#34359: Cache output of `wp_upload_dir()` to improve performance
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 Reporter:  mikeschroder                   |       Owner:  mikeschroder
     Type:  defect (bug)                   |      Status:  assigned
 Priority:  normal                         |   Milestone:  4.5
Component:  Media                          |     Version:
 Severity:  normal                         |  Resolution:
 Keywords:  needs-testing has-patch early  |     Focuses:  multisite,
                                           |  performance
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Comment (by azaozz):

 34359.4.patch is identical to 34359.3.patch except the tested paths are
 stored in persistent cache. We are testing absolute paths, no point to
 repeat the same test on every page load, the result is not going to change
 :)

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Ticket URL: <https://core.trac.wordpress.org/ticket/34359#comment:24>
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