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SubjectRe: [patch] i386, vdso=[0|1] boot option and /proc/sys/vm/vdso_enabled
Zachary Amsden <zach@vmware.com> wrote:
>
> Please try my patch - sent earlier, but attached again. It will tell
> you with 100% confidence if the problem is with userspace expecting the
> vsyscall page to be at a particular address.
>
>
> [bogo-fixmap text/plain (645 bytes)]
>
> Index: linux-2.6.17-rc/include/asm-i386/fixmap.h
> ===================================================================
> --- linux-2.6.17-rc.orig/include/asm-i386/fixmap.h 2006-03-19 21:53:29.000000000 -0800
> +++ linux-2.6.17-rc/include/asm-i386/fixmap.h 2006-05-19 18:16:00.000000000 -0700
> @@ -20,7 +20,7 @@
> * Leave one empty page between vmalloc'ed areas and
> * the start of the fixmap.
> */
> -#define __FIXADDR_TOP 0xfffff000
> +#define __FIXADDR_TOP 0xffbff000

The machine runs OK with that applied and with
move-vsyscall-page-out-of-fixmap-into-normal-vma-as-per-mmap.patch not
applied.
-
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