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Rename debug_invalidate_system_caches_always to debug_discard_caches.

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The name introduced by commit 4656e3d66 was agreed to be unreasonably
long.  To match this change, rename initdb's recently-added
--clobber-cache option to --discard-caches.

Discussion: https://postgr.es/m/1374320.1625430433@sss.pgh.pa.us
This commit is contained in:
Tom Lane
2021-07-13 15:01:01 -04:00
parent e0271d5f1e
commit d68a003912
19 changed files with 94 additions and 96 deletions
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8
src/backend/utils/adt/lockfuncs.c
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@@ -636,10 +636,10 @@ pg_isolation_test_session_is_blocked(PG_FUNCTION_ARGS)
* Check if any of these are in the list of interesting PIDs, that being
* the sessions that the isolation tester is running. We don't use
* "arrayoverlaps" here, because it would lead to cache lookups and one of
* our goals is to run quickly with debug_invalidate_system_caches_always
* > 0. We expect blocking_pids to be usually empty and otherwise a very
* small number in isolation tester cases, so make that the outer loop of
* a naive search for a match.
* our goals is to run quickly with debug_discard_caches > 0. We expect
* blocking_pids to be usually empty and otherwise a very small number in
* isolation tester cases, so make that the outer loop of a naive search
* for a match.
*/
for (i = 0; i < num_blocking_pids; i++)
for (j = 0; j < num_interesting_pids; j++)