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Re: Give a better error for PCH with exec-shield-randomize


Richard Henderson <rth@redhat.com> writes:

> On Fri, Mar 05, 2004 at 12:41:43PM -0500, Ian Lance Taylor wrote:
> > I think this patch should be checked into mainline.  This removes a
> > potential problem on Linux systems on which mincore won't detect a
> > conflict.  It should do no harm, since Linux systems don't appear to
> > need this particular workaround.
> 
> Do we have any evidence that anyone besides Solaris needs this
> workaround?  In my local tree I've moved all the mincore stuff
> into a host-solaris.c file.  I'm unsure whether that's a mistake...

I don't know either.  The hint parameter to mmap() was never more than
a hint, and I think MAP_FIXED has always overridden other mappings, so
it is at least possible that some other system will require it.  But
in practice I don't know.

Ian


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