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SubjectRe: recent change to exit_mmap
David Mosberger <> wrote:
> I don't know why SET_PERSONALITY() came to be where it is now, but it
> does make some sense to me. One thing that comes to mind: on ia64, we
> normally don't map data segments with execute permission but for
> backwards-compatibility, we need to do that for x86 binaries. I think
> there might be a problem with that if SET_PERSONALITY() was done too
> late. Certainly something that could be fixed, but I suspect a
> similar ordering issue (perhaps on SPARC?) might have triggered the
> current placement of SET_PERSONALITY().

hmm. Seems that all the activities between the two first SET_PERSONALITY()
calls and the flush_old_exec() are pretty innocuous. And no mappings could
be set up there, because flush_old_exec() would remove them again.

I'll ask Dave about it.

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