Re: [PATCH 1/2] x86-64 TIF flags for debug regs and io bitmap in ctxsw

[Andi Kleen <ak@suse.de>]

> diff -urNp linux-2.6.17.2.orig/arch/x86_64/ia32/ptrace32.c linux-2.6.17.2-tif/arch/x86_64/ia32/ptrace32.c
> --- linux-2.6.17.2.orig/arch/x86_64/ia32/ptrace32.c	2006-06-17 18:49:35.000000000 -0700
> +++ linux-2.6.17.2-tif/arch/x86_64/ia32/ptrace32.c	2006-06-30 09:02:16.000000000 -0700

Added thanks. But I had to fix it up by hand because of conflicts. 
Please submit patches against mainline, not stable.

>        if (t->flags & _TIF_ABI_PENDING)
>-               t->flags ^= (_TIF_ABI_PENDING | _TIF_IA32);
>+               t->flags ^= (_TIF_ABI_PENDING | _TIF_IA32 | _TIF_DEBUG);

This xor must be obviously outside the if(). I fixed that up too
by changing it to an unconditional clear.

-Andi
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