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SubjectRe: [Fastboot] [CFT] ELF Relocatable x86 and x86_64 bzImages
Vivek Goyal wrote:
> On Thu, Aug 10, 2006 at 02:09:58PM -0600, Eric W. Biederman wrote:
>>> I just reserved memory at non 2MB aligned location 65MB@15MB so that
>>> kernel is loaded at 16MB and other smaller segments below the compressed
>>> image, then I can successfully booted into the kdump kernel.
>> :)
>>
>>> So basically kexec on panic path seems to be clean except stomping issue.
>>> May be bzImage program header should reflect right "MemSize" which
>>> takes into account extra memory space calculations.
>> Yes. That sounds like the right thing to do.
>>
>> I remember trying to compute a good memsize when I created the bzImage
>> header but it is completely possible I missed some part of the
>> calculation or assumed that the kernels .bss section would always be
>> larger than what I needed for decompression.
>>

Could someone please describe the intended semantics of this MemSize
header, *and* its intended usage?

-hpa
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