Hari Bathini writes:
> On 16/07/20 7:08 am, Thiago Jung Bauermann wrote:
>>
>> Hari Bathini writes:
>>
>>> @@ -968,7 +1040,7 @@ int setup_new_fdt_ppc64(const struct kimage *image,
>>> void *fdt,
>>>
>>> /*
>>> * Restrict memory usage for kdump kernel by setting up
>>> -* usable m
On 16/07/20 7:08 am, Thiago Jung Bauermann wrote:
>
> Hari Bathini writes:
>
>> @@ -968,7 +1040,7 @@ int setup_new_fdt_ppc64(const struct kimage *image,
>> void *fdt,
>>
>> /*
>> * Restrict memory usage for kdump kernel by setting up
>> - * usable memory ranges.
>> + * usa
Hari Bathini writes:
> @@ -968,7 +1040,7 @@ int setup_new_fdt_ppc64(const struct kimage *image, void
> *fdt,
>
> /*
>* Restrict memory usage for kdump kernel by setting up
> - * usable memory ranges.
> + * usable memory ranges and memory reserve map.
>*/
>
Though kdump kernel boots from loaded address, the first 64K bytes
of it is copied down to real 0. So, setup a backup region to copy
the first 64K bytes of crashed kernel, in purgatory, before booting
into kdump kernel. Also, update reserve map with backup region and
crashed kernel's memory to avoi
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