lkml.org 
[lkml]   [2004]   [Jul]   [29]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [Fastboot] Re: Announce: dumpfs v0.01 - common RAS output API
From
Date
On Iau, 2004-07-29 at 19:17, Andrew Morton wrote:
> Of course, there's an assumption here that the dead kernel doesn't scribble
> on pages which were never available to its page allocator. If DMA somehow
> goes off and scribbles on the dump kernel we lose.

If the new kernel image starts with an SHA hash check including the
SHA hash check code that can be pretty robust as a sanity check.

> See above. We assume that network RX DMA won't be scribbling in the 16MB
> which was pre-reserved. That's reasonable. We _have_ to assume that.

Ok

-
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 14:04    [W:1.293 / U:0.192 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site