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

[Stephane Eranian <eranian@hpl.hp.com>]

Andi,

On Tue, Jul 04, 2006 at 10:14:30AM +0200, Andi Kleen wrote:
> 
> > 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.
> 
Sorry about that.

> >        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.

Yes, my mistake.

-- 
-Stephane
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