On Fri, 2016-01-22 at 14:30 +, Malcolm Crossley wrote:
> On 22/01/16 14:22, Ian Campbell wrote:
> > On Fri, 2016-01-22 at 14:16 +, Malcolm Crossley wrote:
> > > On 22/01/16 13:54, Ian Campbell wrote:
> > > > On Fri, 2016-01-22 at 13:41 +, Malcolm Crossley wrote:
> > > > >
> > > > > Ch
On 22/01/16 14:22, Ian Campbell wrote:
> On Fri, 2016-01-22 at 14:16 +, Malcolm Crossley wrote:
>> On 22/01/16 13:54, Ian Campbell wrote:
>>> On Fri, 2016-01-22 at 13:41 +, Malcolm Crossley wrote:
Changes since v5:
- Fix compilation on ARM
>>>
>>> This was the removal of so
On 01/22/2016 02:16 PM, Malcolm Crossley wrote:
On 22/01/16 13:54, Ian Campbell wrote:
On Fri, 2016-01-22 at 13:41 +, Malcolm Crossley wrote:
Changes since v5:
- Fix compilation on ARM
This was the removal of some spurious "&", I think?
Yeah, I forgot to keep the macro's in sync. ARM a
On Fri, 2016-01-22 at 14:16 +, Malcolm Crossley wrote:
> On 22/01/16 13:54, Ian Campbell wrote:
> > On Fri, 2016-01-22 at 13:41 +, Malcolm Crossley wrote:
> > >
> > > Changes since v5:
> > > - Fix compilation on ARM
> >
> > This was the removal of some spurious "&", I think?
>
> Yeah, I
On 22/01/16 13:54, Ian Campbell wrote:
> On Fri, 2016-01-22 at 13:41 +, Malcolm Crossley wrote:
>>
>> Changes since v5:
>> - Fix compilation on ARM
>
> This was the removal of some spurious "&", I think?
Yeah, I forgot to keep the macro's in sync. ARM also needed the xen/percpu.h
header fi
On Fri, 2016-01-22 at 13:41 +, Malcolm Crossley wrote:
>
> Changes since v5:
> - Fix compilation on ARM
This was the removal of some spurious "&", I think?
Acked-by: Ian Campbell
Thanks for catching this!
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Per-cpu read-write locks allow for the fast path read case to have
low overhead by only setting/clearing a per-cpu variable for using
the read lock. The per-cpu read fast path also avoids locked
compare swap operations which can be particularly slow on coherent
multi-socket systems, particularly if
