On 11/03/2013 04:02 AM, Andreas Werner wrote:
> Revision 2:
> added comment in code.
>
> This patch adds the Write-through memory type in combination with mtrr.
> If you call ioremap_cache to request cachable memory (write-back) the
> function tries to set the PAT to write-back only if the
On 11/03/2013 04:02 AM, Andreas Werner wrote:
Revision 2:
added comment in code.
This patch adds the Write-through memory type in combination with mtrr.
If you call ioremap_cache to request cachable memory (write-back) the
function tries to set the PAT to write-back only if the mtrr
On Sun, Nov 03, 2013 at 09:44:46AM -0800, H. Peter Anvin wrote:
> On 11/03/2013 04:02 AM, Andreas Werner wrote:
> >
> > Since marking IO Memory as cachable is not valid, WT is the
> > best way for caching/bursting on MMIO Devices.
> >
>
> Uh... WT *is* cachable...
>
> -hpa
>
>
Sorry
On 11/03/2013 04:02 AM, Andreas Werner wrote:
>
> Since marking IO Memory as cachable is not valid, WT is the
> best way for caching/bursting on MMIO Devices.
>
Uh... WT *is* cachable...
-hpa
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Revision 2:
added comment in code.
This patch adds the Write-through memory type in combination with mtrr.
If you call ioremap_cache to request cachable memory (write-back) the
function tries to set the PAT to write-back only if the mtrr setting of
the requested region is also marked as
Revision 2:
added comment in code.
This patch adds the Write-through memory type in combination with mtrr.
If you call ioremap_cache to request cachable memory (write-back) the
function tries to set the PAT to write-back only if the mtrr setting of
the requested region is also marked as
On 11/03/2013 04:02 AM, Andreas Werner wrote:
Since marking IO Memory as cachable is not valid, WT is the
best way for caching/bursting on MMIO Devices.
Uh... WT *is* cachable...
-hpa
--
To unsubscribe from this list: send the line unsubscribe linux-kernel in
the body of a
On Sun, Nov 03, 2013 at 09:44:46AM -0800, H. Peter Anvin wrote:
On 11/03/2013 04:02 AM, Andreas Werner wrote:
Since marking IO Memory as cachable is not valid, WT is the
best way for caching/bursting on MMIO Devices.
Uh... WT *is* cachable...
-hpa
Sorry my mistake, i
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