From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from userp1040.oracle.com ([156.151.31.81]:24703 "EHLO userp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751694AbaJOIkV (ORCPT ); Wed, 15 Oct 2014 04:40:21 -0400 From: Anand Jain To: linux-btrfs@vger.kernel.org Cc: dsterba@suse.cz, clm@fb.com Subject: [PATCH 1/1] btrfs-progs: open RW to register device using btrfs-control Date: Wed, 15 Oct 2014 08:46:54 +0800 Message-Id: <1413334014-25616-1-git-send-email-anand.jain@oracle.com> Sender: linux-btrfs-owner@vger.kernel.org List-ID: We are passing device path to be registered with in kernel, so we need to open with RW Signed-off-by: Anand Jain --- utils.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/utils.c b/utils.c index dd4ee52..78cb93f 100644 --- a/utils.c +++ b/utils.c @@ -1243,7 +1243,7 @@ void btrfs_register_one_device(char *fname) int ret; int e; - fd = open("/dev/btrfs-control", O_RDONLY); + fd = open("/dev/btrfs-control", O_RDWR); if (fd < 0) { fprintf(stderr, "failed to open /dev/btrfs-control " "skipping device registration: %s\n", -- 2.0.0.153.g79dcccc