Re: [PATCH v3 16/21] kexec: fill note buffers by NT_VMCORE_PAD notes in page-size boundary

From: Eric W. Biederman
Date: Tue Mar 19 2013 - 18:17:53 EST

HATAYAMA Daisuke <d.hatayama@xxxxxxxxxxxxxx> writes:

> Fill both crash_notes and vmcoreinfo_note buffers by NT_VMCORE_PAD
> note type to make them satisfy mmap()'s page-size boundary
> requirement.

The requirement does not exist. Making this change wasteful wrong, and
potentially a ABI change between the first and second kernels.

Further I believe if you check that final_note comes out of the ELF spec
for note segments.

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