[PATCH] kexec: do not call kmsg_dump in crashdump

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Dave Young <dyoung at redhat.com> writes:

> mtd/ram oops dumper will make more functions envolved. In case crash kexec, 
> we should avoid kmsg dumper to ensure crashdump success.
>
> kill kmsg_dump callback while crash dumping 

Agreed.

There is a similar?  Or possibly the same patch already queued in
Andrews tree.

Eric

>
> Signed-off-by: Dave Young <dyoung at redhat.com>
> ---
>  kernel/kexec.c |    2 --
>  1 file changed, 2 deletions(-)
>
> --- linux-2.6.orig/kernel/kexec.c	2011-11-18 16:34:18.000000000 +0800
> +++ linux-2.6/kernel/kexec.c	2011-11-24 16:05:08.138660500 +0800
> @@ -1094,8 +1094,6 @@ void crash_kexec(struct pt_regs *regs)
>  		if (kexec_crash_image) {
>  			struct pt_regs fixed_regs;
>  
> -			kmsg_dump(KMSG_DUMP_KEXEC);
> -
>  			crash_setup_regs(&fixed_regs, regs);
>  			crash_save_vmcoreinfo();
>  			machine_crash_shutdown(&fixed_regs);



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