Re: [PATCH] x86: vm86 - hide X86_VM_MASK from userland programs v2
From: H. Peter Anvin
Date: Tue Apr 29 2008 - 11:51:23 EST
Cyrill Gorcunov wrote:
|
| with this patch we have <asm/vm86.h> included only
| if __i386__ defined *BUT* X86_VM_MASK is tried to be
| used *without* __386__ being checked (as example - ptrace.h:user_mode_vm).
| I'm not sure how to properly hanle this situation. But will take a look.
|
| So I suggest you drop my last patch (which moves X86_VM_MASK
| into __KERNEL__ section) for a while. I'll recheck all
| this stuff later (too busy now).
|
| - Cyrill -
Thomas, could you take a look please - is my suspicious wrong?
- Cyrill -
X86_VM_MASK should be defined to zero on x86-64. Part of the reason for
this symbol is so we don't have to put #ifdef around its uses.
-hpa
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