Re: [parisc-linux] vmlinux header for savecrash.

[Bruno Vidal <bruno_vidal@hpfrcu03.france.hp.com>]

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	Sorry, but on my system, fgrep gives nothing
(and by using strings, I found nothing also). And I
can't use dmesg buffer, because by definition it is a buffer,
so after running sometime, the palo boot strings is not
in the buffer anymore. Some new ideas ?

	Thanks.

Grant Grundler wrote:
> 
> Bruno Vidal wrote:
> > As I said few days ago, I've a dump driver ready.
> > Now I'm working on a savecrash command. It works fine
> > for the dump, but I need to save with the dump some
> > informations like the running kernel at dump time.
> 
> Bruno - this is great!
> 
> > So in the dump I've got this informations:
> > utsname_release and utsname_version. Now, how can
> > I found the right kernel in /boot ? In other
> > word, how can I retrieve utsname informations in a
> > binary file (without system.map and gdb) ?
> 
> A couple of ideas/hacks:
> o assume it's /boot/System.map + /boot/vmlinux. Tell people if they
>   want to use dump/savecrash, that's what they have to do.
> 
> o assume it's in /boot. Use fgrep to find the matching strings.
>   Something like
>         #!/bin/sh
>         cd /boot
>         for i in *
>         do
>                 fgrep $1 $i > /dev/null 2>&1
>                 if [ $? -eq 0 ]
>                 then
>                         echo $i
>                         exit 0
>                 fi
>         done
>         exit 1
> 
> The case that /boot might not be mounted could cause problems.
> 
> Since klogd seems to want System.map, perhaps savecrash could use
> the same heuristics to find the "right" System.map.
> See Documentation/oops-tracing.txt for more details.
> 
> hth,
> grant

-- 
	Vidal Bruno, (770-4271)
        SSD-HA Team, HP-UX & LINUX Support
	bruno_vidal@admin.france.hp.com

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