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authorTom Lane <tgl@sss.pgh.pa.us>2014-05-27 22:01:13 -0400
committerTom Lane <tgl@sss.pgh.pa.us>2014-05-27 22:01:13 -0400
commit4bcb3946249cbeed157ffd545a804913cfce749b (patch)
tree3f20434c2329bd8e0ffd4a9336d7a5c303e80ba9
parent49cf2cd815d61e1399fe46f9532347f09c3ed2f9 (diff)
downloadpostgresql-4bcb3946249cbeed157ffd545a804913cfce749b.tar.gz
postgresql-4bcb3946249cbeed157ffd545a804913cfce749b.zip
Propagate system identifier generation improvement into pg_resetxlog.
Commit 5035701e07e8bd395aa878465a102afd7b74e8c3 improved xlog.c's method for creating a database system identifier, but I neglected to fix the copy of that code appearing in pg_resetxlog.c. Spotted by Andres Freund.
-rw-r--r--src/bin/pg_resetxlog/pg_resetxlog.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/bin/pg_resetxlog/pg_resetxlog.c b/src/bin/pg_resetxlog/pg_resetxlog.c
index 8671c0a4a3d..d11280e1d4d 100644
--- a/src/bin/pg_resetxlog/pg_resetxlog.c
+++ b/src/bin/pg_resetxlog/pg_resetxlog.c
@@ -492,7 +492,8 @@ GuessControlValues(void)
*/
gettimeofday(&tv, NULL);
sysidentifier = ((uint64) tv.tv_sec) << 32;
- sysidentifier |= (uint32) (tv.tv_sec | tv.tv_usec);
+ sysidentifier |= ((uint64) tv.tv_usec) << 12;
+ sysidentifier |= getpid() & 0xFFF;
ControlFile.system_identifier = sysidentifier;