[PATCH 3/5] arm64: kdump: do not go into EL2 before starting a crash dump kernel
AKASHI Takahiro
takahiro.akashi at linaro.org
Sun Mar 29 20:21:31 PDT 2015
On 03/27/2015 07:29 AM, Geoff Levand wrote:
> On Thu, 2015-03-26 at 17:28 +0900, AKASHI Takahiro wrote:
>> @@ -64,7 +65,11 @@ void soft_restart(unsigned long addr)
>> setup_mm_for_reboot();
>>
>> cpu_soft_restart(virt_to_phys(cpu_reset),
>> - is_hyp_mode_available(), addr);
>> +#ifdef CONFIG_KEXEC
>> + !in_crash_kexec &&
>> +#endif
>
> Why not define in_crash_kexec without condition on CONFIG_KEXEC, say
> here in process.c and then avoid these preprocessor conditionals.
Well, I thought of that, but as its name suggested, the variable should
be basically part of kdump code.
Moreover, I suspect that some one might reject a whole idea of patch #3.
-Takahiro AKASHI
>> + is_hyp_mode_available(),
>> + addr);
>>
>> /* Should never get here */
>> BUG();
>
>
>
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