lkml.org 
[lkml]   [2001]   [Apr]   [26]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRe: [PATCH] SMP race in ext2 - metadata corruption.
Date
> 
> Note that I think all these arguments are fairly bogus. Doing things like
> "dump" on a live filesystem is stupid and dangerous (in my opinion it is
> stupid and dangerous to use "dump" at _all_, but that's a whole 'nother
> discussion in itself), and there really are no valid uses for opening a
> block device that is already mounted. More importantly, I don't think
> anybody actually does.

I know a few people that often do:

dd if=/dev/hda1 of=/dev/hdc1
e2fsck /dev/hdc1

to make an "exact" copy of a currently working system.

Maybe it is stupid, but they do.
Fortunately, their systems are not SMP...

Andrzej

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 12:52    [W:0.149 / U:0.524 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site