Re: [PATCH] i386 uaccess to fixmap pages

Linus Torvalds (torvalds@transmeta.com)
Fri, 9 May 2003 10:49:53 -0700 (PDT)

On Fri, 9 May 2003, Chuck Ebbert wrote:
>
> /arch/i386/kernel/doublefault.c:
>
> #define ptr_ok(x) ((x) > 0xc0000000 && (x) < 0xc1000000)

That's just wrong _regardless_. Bad Linus. I was lazy when doing the
double-fault verification.

Linus

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