On Tue, Aug 16, 2022 at 11:49:59AM -0700, Dan Williams wrote:
> What would have helped is if the secure-erase and unlock definition in
> the specification mandated that the device emit cache invalidations for
> everything it has mapped when it is erased. However, that has some
> holes, and it
On Tue, Aug 16, 2022 at 10:42:03AM -0700, Dan Williams wrote:
> I also think this cache_flush_region() API wants a prominent comment
> clarifying the limited applicability of this API. I.e. that it is not
> for general purpose usage, not for VMs, and only for select bare metal
> scenarios that
Davidlohr Bueso wrote:
> On Tue, 16 Aug 2022, Dan Williams wrote:
>
> >On Tue, Aug 16, 2022 at 10:30 AM Davidlohr Bueso wrote:
> >>
> >> On Tue, 16 Aug 2022, Dan Williams wrote:
> >>
> >> >Peter Zijlstra wrote:
> >> >> On Mon, Aug 15, 2022 at 09:07:06AM -0700, Davidlohr Bueso wrote:
> >> >> >
On Tue, 16 Aug 2022, Dan Williams wrote:
On Tue, Aug 16, 2022 at 10:30 AM Davidlohr Bueso wrote:
On Tue, 16 Aug 2022, Dan Williams wrote:
>Peter Zijlstra wrote:
>> On Mon, Aug 15, 2022 at 09:07:06AM -0700, Davidlohr Bueso wrote:
>> > diff --git a/arch/x86/include/asm/cacheflush.h
On Tue, Aug 16, 2022 at 10:30 AM Davidlohr Bueso wrote:
>
> On Tue, 16 Aug 2022, Dan Williams wrote:
>
> >Peter Zijlstra wrote:
> >> On Mon, Aug 15, 2022 at 09:07:06AM -0700, Davidlohr Bueso wrote:
> >> > diff --git a/arch/x86/include/asm/cacheflush.h
> >> > b/arch/x86/include/asm/cacheflush.h
>
On Tue, 16 Aug 2022, Dan Williams wrote:
Peter Zijlstra wrote:
On Mon, Aug 15, 2022 at 09:07:06AM -0700, Davidlohr Bueso wrote:
> diff --git a/arch/x86/include/asm/cacheflush.h
b/arch/x86/include/asm/cacheflush.h
> index b192d917a6d0..ce2ec9556093 100644
> ---
Peter Zijlstra wrote:
> On Mon, Aug 15, 2022 at 09:07:06AM -0700, Davidlohr Bueso wrote:
> > diff --git a/arch/x86/include/asm/cacheflush.h
> > b/arch/x86/include/asm/cacheflush.h
> > index b192d917a6d0..ce2ec9556093 100644
> > --- a/arch/x86/include/asm/cacheflush.h
> > +++
On Mon, Aug 15, 2022 at 09:07:06AM -0700, Davidlohr Bueso wrote:
> diff --git a/arch/x86/include/asm/cacheflush.h
> b/arch/x86/include/asm/cacheflush.h
> index b192d917a6d0..ce2ec9556093 100644
> --- a/arch/x86/include/asm/cacheflush.h
> +++ b/arch/x86/include/asm/cacheflush.h
> @@ -10,4 +10,7 @@
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