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(parent: 1d6fb35) | patch
Fix parallel index scan hang with deleted or half-dead pages.
2017年12月13日 21:09:00 +0000 (16:09 -0500)
2017年12月13日 21:15:44 +0000 (16:15 -0500)
commit 884a60840cd684dd7925e7a4f9bf10288c37694d
Fix parallel index scan hang with deleted or half-dead pages.

The previous coding forgot to release the scan before seizing
it again, leading to a lockup.

Report by Patrick Hemmer. Diagnosis by Thomas Munro. Patch by
Amit Kapila.

Discussion: http://postgr.es/m/CAEepm=2xZUcOGP9V0O_G0=2P2wwXwPrkF=upWTCJSisUxMnuSg@mail.gmail.com
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