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Prefix mount messages with btrfs: for clarity

PATCH Superseded Chris Samuel 1 participant 1 message Nov 30, 2011 Btrfs file system

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Chris Samuel

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PATCH 1/1 Prefix mount messages with btrfs: for clarity

Currently when mounting a btrfs filesystem a user searching dmesg has no obvious string to search for as currently we report something cryptic like:

[ 5775.216078] device label DR devid 1 transid 15757 /dev/sdh1

It would be much nicer if there was some mention of btrfs to find (as other filesystems generally provide), so this change prefixes that message with btrfs: to make it appear as:

[ 5775.216078] btrfs: device label DR devid 1 transid 15757 /dev/sdh1
Signed-off-by Chris Samuel <[email protected]>
---
 fs/btrfs/volumes.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
fs/btrfs/volumes.c +2 -2
index c37433d..bc08087 100644
@@ -722,9 +722,9 @@ int btrfs_scan_one_device(const char *path, fmode_t flags, void *holder,
 	devid = btrfs_stack_device_id(&disk_super->dev_item);
 	transid = btrfs_super_generation(disk_super);
 	if (disk_super->label[0])
-		printk(KERN_INFO "device label %s ", disk_super->label);
+		printk(KERN_INFO "btrfs: device label %s ", disk_super->label);
 	else
-		printk(KERN_INFO "device fsid %pU ", disk_super->fsid);
+		printk(KERN_INFO "btrfs: device fsid %pU ", disk_super->fsid);
 	printk(KERN_CONT "devid %llu transid %llu %s\n",
 	       (unsigned long long)devid, (unsigned long long)transid, path);
 	ret = device_list_add(path, disk_super, devid, fs_devices_ret);
Signature · 7 lines
1.7.4.1

-- 
 Chris Samuel  :  http://www.csamuel.org/  :  Melbourne, VIC

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