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Message-ID: <8bd0f97a0709040805y233cf07yc60ec0fedadb706d@mail.gmail.com> Date: Tue, 4 Sep 2007 11:05:33 -0400 From: "Mike Frysinger" <vapier.adi@...il.com> To: "Andi Kleen" <andi@...stfloor.org> Cc: "Linux Kernel" <linux-kernel@...r.kernel.org> Subject: Re: the Linux kernel, testsuites, and maybe *you* On 9/2/07, Andi Kleen <andi@...stfloor.org> wrote: > On Sun, Sep 02, 2007 at 11:15:23AM -0400, Mike Frysinger wrote: > > there is still the ABI issue ... code written in kernel space in pure > > asm cannot always be compiled in userspace and work properly/the same > > Is that a blackfin weirdness? yes, Blackfin is weird in this respect due to being a no-mmu and wanting ELF, but i was being sufficiently general to bolster my claims and to leave the door open for any other port out there i'm not familiar with and any port that comes along > > > The other issue to test some of them properly you need unmapped pages > > > etc. That gets much easier to do in user space. There are some other > > > issues. > > > > you mean testing boundary overflows ? can be handled with canaries > > rather than segfaults i imagine ... > > Not for reads, no. true, but generally the string functions arent searching for crashes in the boundary conditions ... they just happen to sometimes find them :) -mike - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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