Re: /proc/<n>/maps getting _VERY_ long

["H. Peter Anvin" <hpa@zytor.com>]

Followup to:  <9kkq9k$829$1@penguin.transmeta.com>
By author:    torvalds@transmeta.com (Linus Torvalds)
In newsgroup: linux.dev.kernel
>
> In article <20010805204143.A18899@alcove.wittsend.com>,
> Michael H. Warfield <mhw@wittsend.com> wrote:
> >On Sun, Aug 05, 2001 at 04:41:43PM -0700, Linus Torvalds wrote:
> >
> >> We could merge more, but I'm not interested in working around broken
> >
> >	If it only causes problems for the broken app, that's fine.  If it
> >causes problems for the rest of the system, that could be bad.
> 
> It only causes problem for the broken app. Even then, the problem is a
> (likely undetectable) slowdown, or in the extreme case the kernel will
> just tell it that "Ok, you've allocated enough, no more soup for you".
> 

Do you count applications which selectively mprotect()'s memory (to
trap SIGSEGV and maintain coherency with on-disk data structures) as
"broken applications"?

Such applications *can* use large amounts of mprotect()'s.

	-hpa
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