File libdm-iface-not-output-error-message-inside-retry-loop.patch of Package lvm2.openSUSE_Leap_42.1_Update

From a70f17fd1dc9a8cccefb946c3501d5cb6f2766bb Mon Sep 17 00:00:00 2001
From: Liuhua Wang <lwang@suse.com>
Date: Mon, 23 Nov 2015 13:49:39 +0800
Subject: [PATCH] libdm-iface: not output error message inside retry loops

This is a workaround to avoid noisy error message being output inside retry loops
in case of remove failure because device busy. But as to the replies from upstream
there may be some issues in udev operations.

References: bsc#940298
Signed-off-by: lwang@suse.com
---
 libdm/ioctl/libdm-iface.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libdm/ioctl/libdm-iface.c b/libdm/ioctl/libdm-iface.c
index f2be1b6..2c35bce 100644
--- a/libdm/ioctl/libdm-iface.c
+++ b/libdm/ioctl/libdm-iface.c
@@ -62,6 +62,7 @@
  */
 #define MAPPER_CTRL_MINOR 236
 #define MISC_MAJOR 10
+#define DM_IOCTL_RETRIES 25
 
 /* dm major version no for running kernel */
 static unsigned _dm_version = DM_VERSION_MAJOR;
@@ -1820,7 +1821,7 @@ static struct dm_ioctl *_do_dm_ioctl(struct dm_task *dmt, unsigned command,
 					    dmt->major > 0 && dmt->minor == 0 ? "0" : "",
 					    dmt->major > 0 ? ")" : "",
 					    strerror(errno));
-			else
+            else if(errno != EBUSY || retry_repeat_count == DM_IOCTL_RETRIES)
 				log_error("device-mapper: %s ioctl on %s%s%s%.0d%s%.0d%s%s "
 					  "failed: %s",
 					  _cmd_data_v4[dmt->type].name,
@@ -1873,7 +1874,6 @@ void dm_task_update_nodes(void)
 	update_devs();
 }
 
-#define DM_IOCTL_RETRIES 25
 #define DM_RETRY_USLEEP_DELAY 200000
 
 int dm_task_run(struct dm_task *dmt)
-- 
1.8.4.5