diff options
Diffstat (limited to 'src/backend/postmaster/bgworker.c')
| -rw-r--r-- | src/backend/postmaster/bgworker.c | 25 |
1 files changed, 2 insertions, 23 deletions
diff --git a/src/backend/postmaster/bgworker.c b/src/backend/postmaster/bgworker.c index 5f8a007e73c..a4c347d5246 100644 --- a/src/backend/postmaster/bgworker.c +++ b/src/backend/postmaster/bgworker.c @@ -12,14 +12,13 @@ #include "postgres.h" -#include <unistd.h> - #include "access/parallel.h" #include "libpq/pqsignal.h" #include "miscadmin.h" #include "pgstat.h" #include "port/atomics.h" #include "postmaster/bgworker_internals.h" +#include "postmaster/interrupt.h" #include "postmaster/postmaster.h" #include "replication/logicallauncher.h" #include "replication/logicalworker.h" @@ -641,26 +640,6 @@ SanityCheckBackgroundWorker(BackgroundWorker *worker, int elevel) return true; } -static void -bgworker_quickdie(SIGNAL_ARGS) -{ - /* - * We DO NOT want to run proc_exit() or atexit() callbacks -- we're here - * because shared memory may be corrupted, so we don't want to try to - * clean up our transaction. Just nail the windows shut and get out of - * town. The callbacks wouldn't be safe to run from a signal handler, - * anyway. - * - * Note we do _exit(2) not _exit(0). This is to force the postmaster into - * a system reset cycle if someone sends a manual SIGQUIT to a random - * backend. This is necessary precisely because we don't clean up our - * shared memory state. (The "dead man switch" mechanism in pmsignal.c - * should ensure the postmaster sees this as a crash, too, but no harm in - * being doubly sure.) - */ - _exit(2); -} - /* * Standard SIGTERM handler for background workers */ @@ -754,7 +733,7 @@ StartBackgroundWorker(void) pqsignal(SIGTERM, bgworker_die); pqsignal(SIGHUP, SIG_IGN); - pqsignal(SIGQUIT, bgworker_quickdie); + pqsignal(SIGQUIT, SignalHandlerForCrashExit); InitializeTimeouts(); /* establishes SIGALRM handler */ pqsignal(SIGPIPE, SIG_IGN); |