From 3221bdba150ac3910dc7058f02c71008ef56bf52 Mon Sep 17 00:00:00 2001 From: Nicolas Williams Date: Fri, 5 Oct 2012 14:56:35 -0400 Subject: [PATCH] Sync iprop header in kdb5_util dump [ghudson@mit.edu: split out from previous commit] --- src/kadmin/dbutil/dump.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/src/kadmin/dbutil/dump.c b/src/kadmin/dbutil/dump.c index e72de6377f..1009679311 100644 --- a/src/kadmin/dbutil/dump.c +++ b/src/kadmin/dbutil/dump.c @@ -2905,6 +2905,16 @@ load_db(argc, argv) last_seconds; log_ctx->ulog->kdb_last_time.useconds = last_useconds; + + /* + * Sync'ing the header is not necessary on any OS and + * filesystem where the filesystem and virtual memory block + * cache are unified, which is pretty much all cases that we + * care about. However, technically speaking we must msync() + * in order for our writes here to be visible to a running + * kpropd. + */ + ulog_sync_header(log_ctx->ulog); } } } -- 2.47.3