X-Git-Url: https://git.ozlabs.org/?p=ccan;a=blobdiff_plain;f=ccan%2Ftdb%2Flock.c;h=2a681efc9963afa9e2e3db7b7122f7e7beb3c65e;hp=a59ba365213e473630617ee69ff1f238585d6782;hb=f4ed21278307cb2af87f811c3f509d11a4221d2f;hpb=c4a9fd1b01822e75da853d3f3229de5d35409e31

diff --git a/ccan/tdb/lock.c b/ccan/tdb/lock.c
index a59ba365..2a681efc 100644
--- a/ccan/tdb/lock.c
+++ b/ccan/tdb/lock.c
@@ -662,11 +662,20 @@ int tdb_write_lock_record(struct tdb_context *tdb, tdb_off_t off)
 	for (i = &tdb->travlocks; i; i = i->next)
 		if (i->off == off)
 			return -1;
+	if (tdb->allrecord_lock.count) {
+		if (tdb->allrecord_lock.ltype == F_WRLCK) {
+			return 0;
+		}
+		return -1;
+	}
 	return tdb->methods->brlock(tdb, F_WRLCK, off, 1, TDB_LOCK_NOWAIT|TDB_LOCK_PROBE);
 }
 
 int tdb_write_unlock_record(struct tdb_context *tdb, tdb_off_t off)
 {
+	if (tdb->allrecord_lock.count) {
+		return 0;
+	}
 	return tdb->methods->brunlock(tdb, F_WRLCK, off, 1);
 }