diff options
Diffstat (limited to 'src/backend/postmaster/bgworker.c')
| -rw-r--r-- | src/backend/postmaster/bgworker.c | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/src/backend/postmaster/bgworker.c b/src/backend/postmaster/bgworker.c index b73e91f0c86..cf64a4beb20 100644 --- a/src/backend/postmaster/bgworker.c +++ b/src/backend/postmaster/bgworker.c @@ -720,15 +720,29 @@ bgworker_die(SIGNAL_ARGS) * Main entry point for background worker processes. */ void -BackgroundWorkerMain(void) +BackgroundWorkerMain(char *startup_data, size_t startup_data_len) { sigjmp_buf local_sigjmp_buf; - BackgroundWorker *worker = MyBgworkerEntry; + BackgroundWorker *worker; bgworker_main_type entrypt; - if (worker == NULL) + if (startup_data == NULL) elog(FATAL, "unable to find bgworker entry"); + Assert(startup_data_len == sizeof(BackgroundWorker)); + worker = MemoryContextAlloc(TopMemoryContext, sizeof(BackgroundWorker)); + memcpy(worker, startup_data, sizeof(BackgroundWorker)); + /* + * Now that we're done reading the startup data, release postmaster's + * working memory context. + */ + if (PostmasterContext) + { + MemoryContextDelete(PostmasterContext); + PostmasterContext = NULL; + } + + MyBgworkerEntry = worker; MyBackendType = B_BG_WORKER; init_ps_display(worker->bgw_name); |