X-Git-Url: http://www.git.stargrave.org/?a=blobdiff_plain;f=lib%2FPublicInbox%2FLock.pm;h=0ee2a8bd60bd964a13c0c24f958f43e0ca9a6b5b;hb=7d2e572aca7297ea2015d2b6e7c71b672521ec82;hp=76c3ffb231f8d344196a80da5d574dc028943766;hpb=592daf02926f747bacaa85a1d1509374c7e66f11;p=public-inbox.git

diff --git a/lib/PublicInbox/Lock.pm b/lib/PublicInbox/Lock.pm
index 76c3ffb2..0ee2a8bd 100644
--- a/lib/PublicInbox/Lock.pm
+++ b/lib/PublicInbox/Lock.pm
@@ -16,7 +16,7 @@ sub lock_acquire {
 	my $lock_path = $self->{lock_path};
 	croak 'already locked '.($lock_path // '(undef)') if $self->{lockfh};
 	return unless defined($lock_path);
-	sysopen(my $lockfh, $lock_path, O_WRONLY|O_CREAT) or
+	sysopen(my $lockfh, $lock_path, O_RDWR|O_CREAT) or
 		croak "failed to open $lock_path: $!\n";
 	flock($lockfh, LOCK_EX) or croak "lock $lock_path failed: $!\n";
 	$self->{lockfh} = $lockfh;