On Wed, Nov 4, 2015 at 12:03 AM, Helge Deller wrote:
>> Also, just looking at other things, we currently do have openrisc that has
>>
>> #define L1_CACHE_BYTES 16
>>
>> so presumably openrisc would have had an issue with that XPS thing,
>
> and mn10300.
And several other architectures that defi
On 2015-11-03, at 6:25 PM, Linus Torvalds wrote:
> But if it's actually possible that the pa-risc L1 line size is really
> just 16 bytes, I guess that objection to the patch goes away. My
> automatic reaction was "that's not real, it's some odd workaround",
> but if it is actually real...
See pag
On 2015-11-03, at 6:43 PM, Guy Harris wrote:
>
> On Nov 3, 2015, at 3:03 PM, Helge Deller wrote:
>
>> Sadly it's nowhere clearly documented how big the L1 cacheline of parisc
>> really is.
>
> To which particular PA-RISC processor are you referring? It might not be the
> same on all process
On Nov 3, 2015, at 3:43 PM, Guy Harris wrote:
> To which particular PA-RISC processor are you referring? It might not be the
> same on all processors.
Chapter 3 "Addressing and Access Control" of PA-RISC 2.0 Architecture:
http://h21007.www2.hp.com/portal/download/files/unprot/parisc
On Nov 3, 2015, at 3:03 PM, Helge Deller wrote:
> Sadly it's nowhere clearly documented how big the L1 cacheline of parisc
> really is.
To which particular PA-RISC processor are you referring? It might not be the
same on all processors.
If openpa.net is to be believed, then:
The 7100LC has
On Tue, Nov 3, 2015 at 3:03 PM, Helge Deller wrote:
>
> Sadly it's nowhere clearly documented how big the L1 cacheline of parisc
> really is.
Wow.
Particularly that "it might actually be 16 bytes" from the thread
according to John David Anglin. I didn't expect anybody to really have
that small
Hi Linus,
On 03.11.2015 22:01, Linus Torvalds wrote:
> On Sun, Oct 25, 2015 at 4:49 AM, Helge Deller wrote:
>>
>> please pull some patches for the parisc architecture for kernel v4.3 from:
>
> So no way was I going to pull that for 4.3,
Yes, since you didn't pulled I assumed you saw some kind o
On Tue, Nov 3, 2015 at 1:33 PM, David Miller wrote:
>
>> David: the issue wrt XPS is this:
>>
>>#define XPS_MIN_MAP_ALLOC ((L1_CACHE_BYTES - sizeof(struct xps_map)) \
>>/ sizeof(u16))
>>
>> Comments?
>
> The PARISC folks did discuss this with us networking folks...
>
> http:/
From: Linus Torvalds
Date: Tue, 3 Nov 2015 13:01:21 -0800
> David: the issue wrt XPS is this:
>
>#define XPS_MIN_MAP_ALLOC ((L1_CACHE_BYTES - sizeof(struct xps_map)) \
>/ sizeof(u16))
>
> Comments?
The PARISC folks did discuss this with us networking folks...
http://marc
On Sun, Oct 25, 2015 at 4:49 AM, Helge Deller wrote:
>
> please pull some patches for the parisc architecture for kernel v4.3 from:
So no way was I going to pull that for 4.3, and I delayed it to the
merge window.
However, even now that we're in the merge window, and I look at it again:
> The m
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