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Migrate replication slot I/O locks into a separate tranche.

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This is following in a long train of similar changes and for the same
reasons - see b319356f0e and
fe702a7b3f inter alia.

Author: Amit Kapila
Reviewed-by: Alexander Korotkov, Robert Haas
This commit is contained in:
Robert Haas
2016-01-29 09:44:29 -05:00
parent b319356f0e
commit 2251179e6a
4 changed files with 13 additions and 7 deletions
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3
src/backend/storage/lmgr/lwlock.c
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@@ -353,9 +353,6 @@ NumLWLocks(void)
/* Predefined LWLocks */
numLocks = NUM_FIXED_LWLOCKS;
/* slot.c needs one for each slot */
numLocks += max_replication_slots;
/*
* Add any requested by loadable modules; for backwards-compatibility
* reasons, allocate at least NUM_USER_DEFINED_LWLOCKS of them even if