Re: [PATCH v3 17/21] vmcore: check NT_VMCORE_PAD as a mark indicating the end of ELF note buffer

[Eric W. Biederman]

HATAYAMA Daisuke <d.hatayama@xxxxxxxxxxxxxx> writes:

> Modern kernel marks the end of ELF note buffer with NT_VMCORE_PAD type
> note in order to make the buffer satisfy mmap()'s page-size boundary
> requirement. This patch makes finishing reading each buffer if the
> note type now being read is NT_VMCORE_PAD type.

There is absolutely no need for this ABI change.  If you need a wasteful
pad note taking up space (which I see no evicence for) you can still
terminate this with an empty note.

Eric

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