On 2024-05-22 21:51, Stephen Hemminger wrote:
On Wed, 22 May 2024 12:01:12 -0700
Tyler Retzlaff wrote:
On Wed, May 22, 2024 at 07:57:01PM +0200, Morten Brørup wrote:
From: Stephen Hemminger [mailto:step...@networkplumber.org]
Sent: Wednesday, 22 May 2024 17.38
On Wed, 22 May 2024 10:31:39 +0
On 2024-05-22 21:01, Tyler Retzlaff wrote:
On Wed, May 22, 2024 at 07:57:01PM +0200, Morten Brørup wrote:
From: Stephen Hemminger [mailto:step...@networkplumber.org]
Sent: Wednesday, 22 May 2024 17.38
On Wed, 22 May 2024 10:31:39 +0200
Morten Brørup wrote:
+/* On 32 bit platform, need to use
> From: Stephen Hemminger [mailto:step...@networkplumber.org]
> Sent: Wednesday, 22 May 2024 21.54
>
> On Wed, 22 May 2024 20:09:23 +0200
> Morten Brørup wrote:
>
> > > There are no size_bins in the current version of the patch.
> > > And the number of counters in ethdev part are small so it is
On Wed, 22 May 2024 20:09:23 +0200
Morten Brørup wrote:
> > There are no size_bins in the current version of the patch.
> > And the number of counters in ethdev part are small so it is less of a
> > concern.
> > The code is easier to maintain if the counter object is self contained.
>
> I agre
On Wed, 22 May 2024 12:01:12 -0700
Tyler Retzlaff wrote:
> On Wed, May 22, 2024 at 07:57:01PM +0200, Morten Brørup wrote:
> > > From: Stephen Hemminger [mailto:step...@networkplumber.org]
> > > Sent: Wednesday, 22 May 2024 17.38
> > >
> > > On Wed, 22 May 2024 10:31:39 +0200
> > > Morten Brørup
On Wed, May 22, 2024 at 07:57:01PM +0200, Morten Brørup wrote:
> > From: Stephen Hemminger [mailto:step...@networkplumber.org]
> > Sent: Wednesday, 22 May 2024 17.38
> >
> > On Wed, 22 May 2024 10:31:39 +0200
> > Morten Brørup wrote:
> >
> > > > +/* On 32 bit platform, need to use atomic to avoi
> From: Stephen Hemminger [mailto:step...@networkplumber.org]
> Sent: Wednesday, 22 May 2024 17.33
>
> On Wed, 22 May 2024 10:31:39 +0200
> Morten Brørup wrote:
>
> > > +/**
> > > + * @warning
> > > + * @b EXPERIMENTAL: this API may change without prior notice.
> > > + *
> > > + * On native 64 b
> From: Stephen Hemminger [mailto:step...@networkplumber.org]
> Sent: Wednesday, 22 May 2024 17.38
>
> On Wed, 22 May 2024 10:31:39 +0200
> Morten Brørup wrote:
>
> > > +/* On 32 bit platform, need to use atomic to avoid load/store
> tearing */
> > > +typedef RTE_ATOMIC(uint64_t) rte_counter64_t
On Wed, 22 May 2024 10:31:39 +0200
Morten Brørup wrote:
> > +/* On 32 bit platform, need to use atomic to avoid load/store tearing */
> > +typedef RTE_ATOMIC(uint64_t) rte_counter64_t;
>
> As shown by Godbolt experiments discussed in a previous thread [2],
> non-tearing 64 bit counters can be
On Wed, 22 May 2024 10:31:39 +0200
Morten Brørup wrote:
> > +/**
> > + * @warning
> > + * @b EXPERIMENTAL: this API may change without prior notice.
> > + *
> > + * On native 64 bit platform, counter is implemented as basic
> > + * 64 bit unsigned integer that only increases.
> > + */
> > +typede
> From: Stephen Hemminger [mailto:step...@networkplumber.org]
> Sent: Tuesday, 21 May 2024 22.17
>
> This header implements 64 bit counters using atomic
> operations but with a weak memory ordering so that
> they are safe against load/store splits on 32 bit platforms.
>
> Signed-off-by: Stephen H
This header implements 64 bit counters using atomic
operations but with a weak memory ordering so that
they are safe against load/store splits on 32 bit platforms.
Signed-off-by: Stephen Hemminger
Acked-by: Morten Brørup
---
lib/eal/include/meson.build | 1 +
lib/eal/include/rte_counter.h |
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