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(parent: 6575920) | patch
Add a check to prevent overwriting valid data if smgrnblocks() gives a
authorTom Lane <tgl@sss.pgh.pa.us>
Mon, 25 Sep 2006 22:01:10 +0000 (22:01 +0000)
committerTom Lane <tgl@sss.pgh.pa.us>
Mon, 25 Sep 2006 22:01:10 +0000 (22:01 +0000)
commitffae5cc5a6024b4e25ec920ed5c4dfac649605f8
treec2c8127bf7b3a1f23b757cc206c7f69dda61825atree | snapshot
parent6575920fa565419471b4a0ca6c1a6ec87ff8c838commit | diff
Add a check to prevent overwriting valid data if smgrnblocks() gives a
wrong answer, as has been seen to occur with a buggy Linux kernel.  Not
really our bug, but it's a simple test in a seldom-used control path,
so might as well have a defense.
src/backend/storage/buffer/bufmgr.c diff | blob | history
PostgreSQL9.0用の同期レプリケーションパッチ
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