* Alexander Potapenko wrote:
> On Fri, Apr 5, 2019 at 11:39 AM Ingo Molnar wrote:
> >
> >
> > * Alexander Potapenko wrote:
> >
> > > 1. Use memory clobber in bitops that touch arbitrary memory
> > >
> > > Certain bit operations that read/write bits take a base pointer and an
> > >
On Fri, Apr 5, 2019 at 11:39 AM Ingo Molnar wrote:
>
>
> * Alexander Potapenko wrote:
>
> > 1. Use memory clobber in bitops that touch arbitrary memory
> >
> > Certain bit operations that read/write bits take a base pointer and an
> > arbitrarily large offset to address the bit relative to that
From: Ingo Molnar
> Sent: 05 April 2019 10:40
>
> * Alexander Potapenko wrote:
>
> > 1. Use memory clobber in bitops that touch arbitrary memory
> >
> > Certain bit operations that read/write bits take a base pointer and an
> > arbitrarily large offset to address the bit relative to that base.
* Alexander Potapenko wrote:
> 1. Use memory clobber in bitops that touch arbitrary memory
>
> Certain bit operations that read/write bits take a base pointer and an
> arbitrarily large offset to address the bit relative to that base.
> Inline assembly constraints aren't expressive enough to
On Tue, Apr 2, 2019 at 2:35 PM Alexander Potapenko wrote:
>
> On Tue, Apr 2, 2019 at 1:44 PM David Laight wrote:
> >
> > From: Alexander Potapenko
> > > Sent: 02 April 2019 12:28
> > >
> > > 1. Use memory clobber in bitops that touch arbitrary memory
> > >
> > > Certain bit operations that
On Tue, Apr 2, 2019 at 1:44 PM David Laight wrote:
>
> From: Alexander Potapenko
> > Sent: 02 April 2019 12:28
> >
> > 1. Use memory clobber in bitops that touch arbitrary memory
> >
> > Certain bit operations that read/write bits take a base pointer and an
> > arbitrarily large offset to address
From: Alexander Potapenko
> Sent: 02 April 2019 12:28
>
> 1. Use memory clobber in bitops that touch arbitrary memory
>
> Certain bit operations that read/write bits take a base pointer and an
> arbitrarily large offset to address the bit relative to that base.
Although x86_64 can use a signed
On Tue, Apr 2, 2019 at 1:28 PM Alexander Potapenko wrote:
>
> 1. Use memory clobber in bitops that touch arbitrary memory
>
> Certain bit operations that read/write bits take a base pointer and an
> arbitrarily large offset to address the bit relative to that base.
> Inline assembly constraints
1. Use memory clobber in bitops that touch arbitrary memory
Certain bit operations that read/write bits take a base pointer and an
arbitrarily large offset to address the bit relative to that base.
Inline assembly constraints aren't expressive enough to tell the
compiler that the assembly
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