Revert "Get rid of WALBufMappingLock"
This reverts commit bc22dc0e0ddc2dcb6043a732415019cc6b6bf683.
It appears that conditional variables are not suitable for use inside
critical sections. If WaitLatch()/WaitEventSetWaitBlock() face postmaster
death, they exit, releasing all locks instead of PANI
Revert "Get rid of WALBufMappingLock"
This reverts commit bc22dc0e0ddc2dcb6043a732415019cc6b6bf683.
It appears that conditional variables are not suitable for use inside
critical sections. If WaitLatch()/WaitEventSetWaitBlock() face postmaster
death, they exit, releasing all locks instead of PANI
Revert: Get rid of WALBufMappingLock
This commit reverts 6a2275b895. Buildfarm failure on batta spots some
concurrency issue, which requires further investigation.
Branch
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master
Details
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https://git.postgresql.org/pg/commitdiff/3fb58625d18fd226cb929c9700d0db72ac92c075
Modified Fi
