Hi!

I have a kind of trivial suggestion for improving the kernel messages for 
ext3-fs mounts to be more consistent and useful:

Most messages for ext3-mounting include the device, like:
kernel: [  823.233892] EXT3-fs (dm-7): using internal journal
kernel: [  823.233899] EXT3-fs (dm-7): mounted filesystem with ordered data mode

However some messages do not include a device, even though they seem device 
specific. For example:
kernel: [  823.210989] EXT3-fs: barriers not enabled
kernel: [  823.233218] kjournald starting.  Commit interval 15 seconds

This was observed in the current SLES11 SP2 kernel (3.0.58-0.6.6).

I haven't queried the sources, but it looks like an easy change...

BTW: The kjournal threads are also anonymous in the process list (while xfs 
(for example) names them):
# ps ax |grep journ
  418 ?        S      0:00 [kjournald]
 1070 ?        S      0:00 [kjournald]
 1071 ?        S      0:00 [kjournald]
 1072 ?        S      0:00 [kjournald]
 1073 ?        S      0:00 [kjournald]
 1074 ?        S      0:00 [kjournald]
 1075 ?        S      0:00 [kjournald]
 5461 ?        S      0:00 [kjournald]
 5499 ?        S      0:00 [kjournald]
 5601 ?        S      0:00 [kjournald]
 5642 ?        S      0:00 [kjournald]
 5648 ?        S      0:00 [kjournald]
 5653 ?        S      0:00 [kjournald]
 5661 ?        S      0:00 [kjournald]
 5873 tty1     S+     0:00 grep journ

# ps ax |grep xfs
 5506 ?        S<     0:00 [xfs_mru_cache]
 5507 ?        S<     0:00 [xfslogd]
 5508 ?        S<     0:00 [xfsdatad]
 5509 ?        S<     0:00 [xfsconvertd]
 5510 ?        S      0:00 [xfsbufd/dm-10]
 5511 ?        S      0:00 [xfsaild/dm-10]
 5518 ?        S      0:00 [xfsbufd/dm-11]
 5519 ?        S      0:00 [xfsaild/dm-11]
 5560 ?        S      0:00 [xfsbufd/dm-12]
 5561 ?        S      0:00 [xfsaild/dm-12]
 5593 ?        S      0:00 [xfsbufd/dm-13]
 5594 ?        S      0:00 [xfsaild/dm-13]
 5875 tty1     S+     0:00 grep xfs

Regards,
Ulrich


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