From: Phil Yang <Phil.Yang@arm.com>
To: "john.mcnamara@intel.com" <john.mcnamara@intel.com>,
Honnappa Nagarahalli <Honnappa.Nagarahalli@arm.com>
Cc: "david.marchand@redhat.com" <david.marchand@redhat.com>,
"jerinj@marvell.com" <jerinj@marvell.com>,
"konstantin.ananyev@intel.com" <konstantin.ananyev@intel.com>,
Ola Liljedahl <Ola.Liljedahl@arm.com>,
"thomas@monjalon.net" <thomas@monjalon.net>,
"bruce.richardson@intel.com" <bruce.richardson@intel.com>,
Ruifeng Wang <Ruifeng.Wang@arm.com>, nd <nd@arm.com>,
Marko Kovacevic <marko.kovacevic@intel.com>, nd <nd@arm.com>,
"drc@linux.vnet.ibm.com" <drc@linux.vnet.ibm.com>,
"dev@dpdk.org" <dev@dpdk.org>, nd <nd@arm.com>
Subject: Re: [dpdk-dev] [PATCH v7 1/3] doc: add generic atomic deprecation section
Date: Wed, 15 Jul 2020 02:58:54 +0000 [thread overview]
Message-ID: <VE1PR08MB4640303B9A8E91949062AFC9E97E0@VE1PR08MB4640.eurprd08.prod.outlook.com> (raw)
In-Reply-To: <DB6PR0802MB2216216555F9B18DC47BB62498610@DB6PR0802MB2216.eurprd08.prod.outlook.com>
Hi Honnappa,
Thanks for your comments and suggestions.
I Will update it in the next version.
Hi John,
I would greatly appreciate it if you kindly give me some feedback on this proposal.
Thanks,
Phil
> Hi Phil,
> Few comments.
>
> <snip>
>
> > Subject: [PATCH v7 1/3] doc: add generic atomic deprecation section
> I think we should change this as follows:
> "doc: add optimizations using C11 atomic built-ins"
>
> >
> > Add deprecating the generic rte_atomic_xx APIs to C11 atomic built-ins
> guide
> > and examples.
> I think same here, something like following would help:
> "Add information about possible optimizations using C11 atomic built-ins"
>
> >
> > Signed-off-by: Phil Yang <phil.yang@arm.com>
> > Signed-off-by: Honnappa Nagarahalli <honnappa.nagarahalli@arm.com>
> > ---
> > doc/guides/prog_guide/writing_efficient_code.rst | 64
> > +++++++++++++++++++++++-
> > 1 file changed, 63 insertions(+), 1 deletion(-)
> >
> > diff --git a/doc/guides/prog_guide/writing_efficient_code.rst
> > b/doc/guides/prog_guide/writing_efficient_code.rst
> > index 849f63e..16d6188 100644
> > --- a/doc/guides/prog_guide/writing_efficient_code.rst
> > +++ b/doc/guides/prog_guide/writing_efficient_code.rst
> > @@ -167,7 +167,13 @@ but with the added cost of lower throughput.
> > Locks and Atomic Operations
> > ---------------------------
> >
> > -Atomic operations imply a lock prefix before the instruction,
> > +This section describes some key considerations when using locks and
> > +atomic operations in the DPDK environment.
> > +
> > +Locks
> > +~~~~~
> > +
> > +On x86, atomic operations imply a lock prefix before the instruction,
> > causing the processor's LOCK# signal to be asserted during execution of
> the
> > following instruction.
> > This has a big impact on performance in a multicore environment.
> >
> > @@ -176,6 +182,62 @@ It can often be replaced by other solutions like per-
> > lcore variables.
> > Also, some locking techniques are more efficient than others.
> > For instance, the Read-Copy-Update (RCU) algorithm can frequently
> replace
> > simple rwlocks.
> >
> > +Atomic Operations: Use C11 Atomic Built-ins
> > +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> > +
> > +DPDK generic rte_atomic operations are implemented by `__sync built-ins
> > +<https://gcc.gnu.org/onlinedocs/gcc/_005f_005fsync-Builtins.html>`_.
> We can skip the hyper-link. Google search on "__sync built-in functions"
> leads to this page easily.
>
> > +These __sync built-ins result in full barriers on aarch64, which are
> > +unnecessary in many use cases. They can be replaced by `__atomic
> > +built-ins
>
> > +<https://gcc.gnu.org/onlinedocs/gcc/_005f_005fatomic-Builtins.html>`_
> Same here, we can skip the hyper-link.
>
> > +that conform to the C11 memory model and provide finer memory order
> > control.
> > +
> > +So replacing the rte_atomic operations with __atomic built-ins might
> > +improve performance for aarch64 machines.
> > +
> > +Some typical optimization cases are listed below:
> > +
> > +Atomicity
> > +^^^^^^^^^
> > +
> > +Some use cases require atomicity alone, the ordering of the memory
> > +operations does not matter. For example the packets statistics in
> > +``virtio_xmit()`` function of ``vhost`` example application. It just
> > +updates the number of transmitted packets, no subsequent logic
> depends
> Instead of referring to the code here, it is better to keep it generic. May be
> something like below?
> "For example, the packet statistics counters need to be incremented
> atomically but do not need any particular memory ordering. So, RELAXED
> memory ordering is sufficient".
>
> > +on these counters. So the RELAXED memory ordering is sufficient.
> > +
> > +One-way Barrier
> > +^^^^^^^^^^^^^^^
> > +
> > +Some use cases allow for memory reordering in one way while requiring
> > +memory ordering in the other direction.
> > +
> Spinlock is a good example, making is little more generic would be helpful.
>
> > +For example, the memory operations before the ``rte_spinlock_lock()``
> Instead of referring to "rte_spinlock_lock" can you just say spinlock lock
> > +can move to the critical section, but the memory operations in the
> ^^^ are allowed to
> > +critical section cannot move above the lock. In this case, the full
> ^^^^^^ are not allowed to
> > +memory barrier in the compare-and-swap operation can be replaced to
> ^^ with
> > +ACQUIRE. On the other hand, the memory operations after the
> ^^^^^^^^ ACQUIRE memory order.
> > +``rte_spinlock_unlock()`` can move to the critical section, but the
> ^^^ are allowed to
> > +memory operations in the critical section cannot move below the unlock.
> ^^^^^^ are not allowed to
> > +So the full barrier in the STORE operation can be replaced with RELEASE.
> I think this above statement can be replaced with something like below:
>
> "So the full barrier in the store operation can use RELEASE memory order."
>
> > +
> > +Reader-Writer Concurrency
> > +^^^^^^^^^^^^^^^^^^^^^^^^^
> > +
> > +Lock-free reader-writer concurrency is one of the common use cases in
> DPDK.
> > +
> > +The payload or the data that the writer wants to communicate to the
> > +reader, can be written with RELAXED memory order. However, the guard
> > +variable should be written with RELEASE memory order. This ensures that
> > +the store to guard variable is observable only after the store to payload is
> > observable.
> > +Refer to ``rte_hash_cuckoo_insert_mw()`` for an example.
> We can remove just this line above.
>
> > +
> > +Correspondingly, on the reader side, the guard variable should be read
> > +with ACQUIRE memory order. The payload or the data the writer
> > +communicated, can be read with RELAXED memory order. This ensures
> that,
> > +if the store to guard variable is observable, the store to payload is also
> > observable.
> > +Refer to rte_hash ``search_one_bucket_lf()`` for an example.
> Same here, suggest removing just the above line.
>
> > +
> > Coding Considerations
> > ---------------------
> >
> > --
> > 2.7.4
next prev parent reply other threads:[~2020-07-15 2:59 UTC|newest]
Thread overview: 219+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-10 17:49 [dpdk-dev] [PATCH 00/10] generic rte atomic APIs deprecate proposal Phil Yang
2020-03-10 17:49 ` [dpdk-dev] [PATCH 01/10] doc: add generic atomic deprecation section Phil Yang
2020-03-10 17:49 ` [dpdk-dev] [PATCH 02/10] devtools: prevent use of rte atomic APIs in future patches Phil Yang
2020-03-10 17:49 ` [dpdk-dev] [PATCH 03/10] vhost: optimize broadcast rarp sync with c11 atomic Phil Yang
2020-03-10 17:49 ` [dpdk-dev] [PATCH 04/10] ipsec: optimize with c11 atomic for sa outbound sqn update Phil Yang
2020-03-10 17:49 ` [dpdk-dev] [PATCH 05/10] service: remove rte prefix from static functions Phil Yang
2020-03-10 17:49 ` [dpdk-dev] [PATCH 06/10] service: remove redundant code Phil Yang
2020-03-10 17:49 ` [dpdk-dev] [PATCH 07/10] service: avoid race condition for MT unsafe service Phil Yang
2020-03-10 17:49 ` [dpdk-dev] [PATCH 08/10] service: identify service running on another core correctly Phil Yang
2020-03-10 17:49 ` [dpdk-dev] [PATCH 09/10] service: optimize with c11 one-way barrier Phil Yang
2020-03-10 17:49 ` [dpdk-dev] [PATCH 10/10] service: relax barriers with C11 atomic operations Phil Yang
2020-03-12 7:44 ` [dpdk-dev] [PATCH v2 00/10] generic rte atomic APIs deprecate proposal Phil Yang
2020-03-12 7:44 ` [dpdk-dev] [PATCH v2 01/10] doc: add generic atomic deprecation section Phil Yang
2020-03-12 7:44 ` [dpdk-dev] [PATCH v2 02/10] devtools: prevent use of rte atomic APIs in future patches Phil Yang
2020-03-12 7:44 ` [dpdk-dev] [PATCH v2 03/10] vhost: optimize broadcast rarp sync with c11 atomic Phil Yang
2020-03-12 7:44 ` [dpdk-dev] [PATCH v2 04/10] ipsec: optimize with c11 atomic for sa outbound sqn update Phil Yang
2020-03-12 7:44 ` [dpdk-dev] [PATCH v2 05/10] service: remove rte prefix from static functions Phil Yang
2020-03-12 7:44 ` [dpdk-dev] [PATCH v2 06/10] service: remove redundant code Phil Yang
2020-03-12 7:44 ` [dpdk-dev] [PATCH v2 07/10] service: avoid race condition for MT unsafe service Phil Yang
2020-03-12 7:44 ` [dpdk-dev] [PATCH v2 08/10] service: identify service running on another core correctly Phil Yang
2020-03-12 7:44 ` [dpdk-dev] [PATCH v2 09/10] service: optimize with c11 one-way barrier Phil Yang
2020-03-12 7:44 ` [dpdk-dev] [PATCH v2 10/10] service: relax barriers with C11 atomic operations Phil Yang
2020-03-17 1:17 ` [dpdk-dev] [PATCH v3 00/12] generic rte atomic APIs deprecate proposal Phil Yang
2020-03-17 1:17 ` [dpdk-dev] [PATCH v3 01/12] doc: add generic atomic deprecation section Phil Yang
2020-03-17 1:17 ` [dpdk-dev] [PATCH v3 02/12] devtools: prevent use of rte atomic APIs in future patches Phil Yang
2020-03-17 1:17 ` [dpdk-dev] [PATCH v3 03/12] eal/build: add libatomic dependency for 32-bit clang Phil Yang
2020-04-24 6:08 ` Phil Yang
2020-03-17 1:17 ` [dpdk-dev] [PATCH v3 04/12] build: remove redundant code Phil Yang
2020-04-24 6:14 ` Phil Yang
2020-03-17 1:17 ` [dpdk-dev] [PATCH v3 05/12] vhost: optimize broadcast rarp sync with c11 atomic Phil Yang
2020-04-23 16:54 ` [dpdk-dev] [PATCH v2] " Phil Yang
2020-04-27 8:57 ` Maxime Coquelin
2020-04-28 16:06 ` Maxime Coquelin
2020-03-17 1:17 ` [dpdk-dev] [PATCH v3 06/12] ipsec: optimize with c11 atomic for sa outbound sqn update Phil Yang
2020-03-23 18:48 ` Ananyev, Konstantin
2020-03-23 19:07 ` Honnappa Nagarahalli
2020-03-23 19:18 ` Ananyev, Konstantin
2020-03-23 20:20 ` Honnappa Nagarahalli
2020-03-24 13:10 ` Ananyev, Konstantin
2020-03-24 13:21 ` Ananyev, Konstantin
2020-03-24 10:37 ` Phil Yang
2020-03-24 11:03 ` Ananyev, Konstantin
2020-03-25 9:38 ` Phil Yang
2020-04-23 17:16 ` [dpdk-dev] [PATCH v2] " Phil Yang
2020-04-23 17:45 ` Jerin Jacob
2020-04-24 4:49 ` Phil Yang
2020-04-23 18:10 ` Ananyev, Konstantin
2020-04-24 4:35 ` Phil Yang
2020-04-24 4:33 ` [dpdk-dev] [PATCH v3] " Phil Yang
2020-04-24 11:17 ` Ananyev, Konstantin
2020-05-09 21:51 ` Akhil Goyal
2020-03-17 1:17 ` [dpdk-dev] [PATCH v3 07/12] service: remove rte prefix from static functions Phil Yang
2020-04-03 11:57 ` Van Haaren, Harry
2020-04-08 10:14 ` Phil Yang
2020-04-08 10:36 ` Van Haaren, Harry
2020-04-08 10:49 ` Phil Yang
2020-04-05 21:35 ` Honnappa Nagarahalli
2020-04-08 10:14 ` Phil Yang
2020-04-23 16:31 ` [dpdk-dev] [PATCH v2 0/6] use c11 atomics for service core lib Phil Yang
2020-04-23 16:31 ` [dpdk-dev] [PATCH v2 1/6] service: fix race condition for MT unsafe service Phil Yang
2020-04-29 16:51 ` Van Haaren, Harry
2020-04-29 22:48 ` Honnappa Nagarahalli
2020-05-01 14:21 ` Van Haaren, Harry
2020-05-01 14:56 ` Honnappa Nagarahalli
2020-05-01 17:51 ` Van Haaren, Harry
2020-04-23 16:31 ` [dpdk-dev] [PATCH v2 2/6] service: identify service running on another core correctly Phil Yang
2020-04-23 16:31 ` [dpdk-dev] [PATCH v2 3/6] service: remove rte prefix from static functions Phil Yang
2020-04-23 16:31 ` [dpdk-dev] [PATCH v2 4/6] service: remove redundant code Phil Yang
2020-04-23 16:31 ` [dpdk-dev] [PATCH v2 5/6] service: optimize with c11 atomics Phil Yang
2020-04-23 16:31 ` [dpdk-dev] [PATCH v2 6/6] service: relax barriers with C11 atomics Phil Yang
2020-05-02 0:02 ` [dpdk-dev] [PATCH v3 0/6] use c11 atomics for service core lib Honnappa Nagarahalli
2020-05-02 0:02 ` [dpdk-dev] [PATCH v3 1/6] service: fix race condition for MT unsafe service Honnappa Nagarahalli
2020-05-05 14:48 ` Van Haaren, Harry
2020-05-02 0:02 ` [dpdk-dev] [PATCH v3 2/6] service: identify service running on another core correctly Honnappa Nagarahalli
2020-05-05 14:48 ` Van Haaren, Harry
2020-05-02 0:02 ` [dpdk-dev] [PATCH v3 3/6] service: remove rte prefix from static functions Honnappa Nagarahalli
2020-05-05 14:48 ` Van Haaren, Harry
2020-05-02 0:02 ` [dpdk-dev] [PATCH v3 4/6] service: remove redundant code Honnappa Nagarahalli
2020-05-05 14:48 ` Van Haaren, Harry
2020-05-02 0:02 ` [dpdk-dev] [PATCH v3 5/6] service: optimize with c11 atomics Honnappa Nagarahalli
2020-05-05 14:48 ` Van Haaren, Harry
2020-05-02 0:02 ` [dpdk-dev] [PATCH v3 6/6] service: relax barriers with C11 atomics Honnappa Nagarahalli
2020-05-05 14:48 ` Van Haaren, Harry
2020-05-05 21:17 ` [dpdk-dev] [PATCH v4 0/6] use c11 atomics for service core lib Honnappa Nagarahalli
2020-05-05 21:17 ` [dpdk-dev] [PATCH v4 1/6] service: fix race condition for MT unsafe service Honnappa Nagarahalli
2020-05-05 21:17 ` [dpdk-dev] [PATCH v4 2/6] service: fix identification of service running on other lcore Honnappa Nagarahalli
2020-05-05 21:17 ` [dpdk-dev] [PATCH v4 3/6] service: remove rte prefix from static functions Honnappa Nagarahalli
2020-05-05 21:17 ` [dpdk-dev] [PATCH v4 4/6] service: remove redundant code Honnappa Nagarahalli
2020-05-05 21:17 ` [dpdk-dev] [PATCH v4 5/6] service: optimize with c11 atomics Honnappa Nagarahalli
2020-05-06 10:20 ` Phil Yang
2020-05-05 21:17 ` [dpdk-dev] [PATCH v4 6/6] service: relax barriers with C11 atomics Honnappa Nagarahalli
2020-05-06 10:24 ` [dpdk-dev] [PATCH v5 0/6] use c11 atomics for service core lib Phil Yang
2020-05-06 10:24 ` [dpdk-dev] [PATCH v5 1/6] service: fix race condition for MT unsafe service Phil Yang
2020-05-06 10:24 ` [dpdk-dev] [PATCH v5 2/6] service: fix identification of service running on other lcore Phil Yang
2020-05-06 10:24 ` [dpdk-dev] [PATCH v5 3/6] service: remove rte prefix from static functions Phil Yang
2020-05-06 10:24 ` [dpdk-dev] [PATCH v5 4/6] service: remove redundant code Phil Yang
2020-05-06 10:24 ` [dpdk-dev] [PATCH v5 5/6] service: optimize with c11 atomics Phil Yang
2020-05-06 10:24 ` [dpdk-dev] [PATCH v5 6/6] service: relax barriers with C11 atomics Phil Yang
2020-05-06 15:27 ` [dpdk-dev] [PATCH v6 0/6] use c11 atomics for service core lib Phil Yang
2020-05-06 15:27 ` [dpdk-dev] [PATCH v6 1/6] service: fix race condition for MT unsafe service Phil Yang
2020-05-06 15:28 ` [dpdk-dev] [PATCH v6 2/6] service: fix identification of service running on other lcore Phil Yang
2020-05-06 15:28 ` [dpdk-dev] [PATCH v6 3/6] service: remove rte prefix from static functions Phil Yang
2020-05-06 15:28 ` [dpdk-dev] [PATCH v6 4/6] service: remove redundant code Phil Yang
2020-05-06 15:28 ` [dpdk-dev] [PATCH v6 5/6] service: optimize with c11 atomics Phil Yang
2020-05-06 15:28 ` [dpdk-dev] [PATCH v6 6/6] service: relax barriers with C11 atomics Phil Yang
2020-05-11 11:21 ` [dpdk-dev] [PATCH v6 0/6] use c11 atomics for service core lib David Marchand
2020-03-17 1:17 ` [dpdk-dev] [PATCH v3 08/12] service: remove redundant code Phil Yang
2020-04-03 11:58 ` Van Haaren, Harry
2020-04-05 18:35 ` Honnappa Nagarahalli
2020-04-08 10:15 ` Phil Yang
2020-03-17 1:17 ` [dpdk-dev] [PATCH v3 09/12] service: avoid race condition for MT unsafe service Phil Yang
2020-04-03 11:58 ` Van Haaren, Harry
2020-04-04 18:03 ` Honnappa Nagarahalli
2020-04-08 18:05 ` Van Haaren, Harry
2020-04-09 1:31 ` Honnappa Nagarahalli
2020-04-09 16:46 ` Van Haaren, Harry
2020-04-18 6:21 ` Honnappa Nagarahalli
2020-04-21 17:43 ` Van Haaren, Harry
2020-03-17 1:17 ` [dpdk-dev] [PATCH v3 10/12] service: identify service running on another core correctly Phil Yang
2020-04-03 11:58 ` Van Haaren, Harry
2020-04-05 2:43 ` Honnappa Nagarahalli
2020-03-17 1:17 ` [dpdk-dev] [PATCH v3 11/12] service: optimize with c11 one-way barrier Phil Yang
2020-04-03 11:58 ` Van Haaren, Harry
2020-04-06 4:22 ` Honnappa Nagarahalli
2020-04-08 10:15 ` Phil Yang
2020-03-17 1:17 ` [dpdk-dev] [PATCH v3 12/12] service: relax barriers with C11 atomic operations Phil Yang
2020-04-03 11:58 ` Van Haaren, Harry
2020-04-06 17:06 ` Honnappa Nagarahalli
2020-04-08 19:42 ` Van Haaren, Harry
2020-03-18 14:01 ` [dpdk-dev] [PATCH v3 00/12] generic rte atomic APIs deprecate proposal Van Haaren, Harry
2020-03-18 15:13 ` Thomas Monjalon
2020-03-20 5:01 ` Honnappa Nagarahalli
2020-03-20 12:20 ` Jerin Jacob
2020-03-20 4:51 ` Honnappa Nagarahalli
2020-03-20 18:32 ` Honnappa Nagarahalli
2020-03-27 14:47 ` Van Haaren, Harry
2020-04-03 7:23 ` Mattias Rönnblom
2020-05-12 8:03 ` [dpdk-dev] [PATCH v4 0/4] " Phil Yang
2020-05-12 8:03 ` [dpdk-dev] [PATCH v4 1/4] doc: add generic atomic deprecation section Phil Yang
2020-05-12 8:03 ` [dpdk-dev] [PATCH v4 2/4] maintainers: claim maintainers of c11 atomics code Phil Yang
2020-05-24 23:11 ` Thomas Monjalon
2020-05-25 3:28 ` Phil Yang
2020-05-12 8:03 ` [dpdk-dev] [PATCH v4 3/4] devtools: prevent use of rte atomic APIs in future patches Phil Yang
2020-05-12 8:03 ` [dpdk-dev] [PATCH v4 4/4] eal/atomic: add wrapper for c11 atomics Phil Yang
2020-05-12 11:18 ` Morten Brørup
2020-05-13 9:40 ` Phil Yang
2020-05-13 15:32 ` Honnappa Nagarahalli
2020-05-12 18:20 ` Stephen Hemminger
2020-05-12 19:23 ` Honnappa Nagarahalli
2020-05-13 8:57 ` Morten Brørup
2020-05-13 15:30 ` Honnappa Nagarahalli
2020-05-13 19:04 ` Mattias Rönnblom
2020-05-13 19:40 ` Honnappa Nagarahalli
2020-05-13 20:17 ` Mattias Rönnblom
2020-05-14 8:34 ` Morten Brørup
2020-05-14 20:16 ` Mattias Rönnblom
2020-05-14 21:00 ` Honnappa Nagarahalli
2020-05-13 11:53 ` Ananyev, Konstantin
2020-05-13 15:06 ` Honnappa Nagarahalli
2020-05-13 19:25 ` Mattias Rönnblom
2020-05-12 8:18 ` [dpdk-dev] [PATCH v4 0/4] generic rte atomic APIs deprecate proposal Phil Yang
2020-05-26 9:01 ` [dpdk-dev] [PATCH v5 " Phil Yang
2020-05-26 9:01 ` [dpdk-dev] [PATCH v5 1/4] doc: add generic atomic deprecation section Phil Yang
2020-05-26 9:01 ` [dpdk-dev] [PATCH v5 2/4] maintainers: claim maintainers of c11 atomics code Phil Yang
2020-05-26 9:01 ` [dpdk-dev] [PATCH v5 3/4] devtools: prevent use of rte atomic APIs in future patches Phil Yang
2020-06-29 4:38 ` Honnappa Nagarahalli
2020-06-29 5:38 ` Phil Yang
2020-05-26 9:01 ` [dpdk-dev] [PATCH v5 4/4] eal/atomic: add wrapper for c11 atomic thread fence Phil Yang
2020-06-29 4:40 ` Honnappa Nagarahalli
2020-06-29 10:09 ` Ananyev, Konstantin
2020-06-29 14:37 ` Honnappa Nagarahalli
2020-06-29 10:13 ` Ananyev, Konstantin
2020-07-07 9:50 ` [dpdk-dev] [PATCH v6 0/4] generic rte atomic APIs deprecate proposal Phil Yang
2020-07-07 9:50 ` [dpdk-dev] [PATCH v6 1/4] doc: add generic atomic deprecation section Phil Yang
2020-07-10 16:55 ` Thomas Monjalon
2020-07-10 23:47 ` Honnappa Nagarahalli
2020-07-07 9:50 ` [dpdk-dev] [PATCH v6 2/4] maintainers: claim maintainers of C11 atomics Phil Yang
2020-07-10 17:45 ` Thomas Monjalon
2020-07-10 23:41 ` Honnappa Nagarahalli
2020-07-13 6:26 ` Phil Yang
2020-07-07 9:50 ` [dpdk-dev] [PATCH v6 3/4] devtools: prevent use of rte atomic APIs in future patches Phil Yang
2020-07-07 9:50 ` [dpdk-dev] [PATCH v6 4/4] eal/atomic: add wrapper for C11 atomic thread fence Phil Yang
2020-07-13 6:23 ` [dpdk-dev] [PATCH v7 0/3] generic rte atomic APIs deprecate proposal Phil Yang
2020-07-13 6:23 ` [dpdk-dev] [PATCH v7 1/3] doc: add generic atomic deprecation section Phil Yang
2020-07-14 18:36 ` Honnappa Nagarahalli
2020-07-15 2:58 ` Phil Yang [this message]
2020-07-13 6:23 ` [dpdk-dev] [PATCH v7 2/3] devtools: prevent use of rte atomic APIs in future patches Phil Yang
2020-07-13 6:23 ` [dpdk-dev] [PATCH v7 3/3] eal/atomic: add wrapper for C11 atomic thread fence Phil Yang
2020-07-16 4:53 ` [dpdk-dev] [PATCH v8 0/3] generic rte atomic APIs deprecate proposal Phil Yang
2020-07-16 4:53 ` [dpdk-dev] [PATCH v8 1/3] doc: add optimizations using C11 atomic built-ins Phil Yang
2020-07-16 10:35 ` David Marchand
2020-07-16 18:22 ` Honnappa Nagarahalli
2020-07-17 4:44 ` Phil Yang
2020-07-16 4:53 ` [dpdk-dev] [PATCH v8 2/3] devtools: prevent use of rte atomic APIs in future patches Phil Yang
2020-07-16 10:48 ` David Marchand
2020-07-16 11:31 ` Thomas Monjalon
2020-07-16 16:37 ` Phil Yang
2020-07-16 16:42 ` Thomas Monjalon
2020-07-16 16:59 ` Honnappa Nagarahalli
2020-07-16 21:45 ` Stephen Hemminger
2020-07-17 22:48 ` Honnappa Nagarahalli
2020-07-18 2:18 ` Stephen Hemminger
2020-07-17 4:48 ` Phil Yang
2020-07-16 15:07 ` Phil Yang
2020-07-16 4:53 ` [dpdk-dev] [PATCH v8 3/3] eal/atomic: add wrapper for C11 atomic thread fence Phil Yang
2020-07-17 5:08 ` [dpdk-dev] [PATCH v9 0/3] generic rte atomic APIs deprecate proposal Phil Yang
2020-07-17 5:08 ` [dpdk-dev] [PATCH v9 1/3] doc: add optimizations using C11 atomic builtins Phil Yang
2020-07-17 5:08 ` [dpdk-dev] [PATCH v9 2/3] devtools: prevent use of rte atomic APIs in future patches Phil Yang
2020-07-17 8:35 ` Thomas Monjalon
2020-07-17 9:41 ` Phil Yang
2020-07-17 5:08 ` [dpdk-dev] [PATCH v9 3/3] eal/atomic: add wrapper for C11 atomic thread fence Phil Yang
2020-07-17 8:48 ` Thomas Monjalon
2020-07-17 8:53 ` Phil Yang
2020-07-17 10:14 ` [dpdk-dev] [PATCH v10 0/3] generic rte atomic APIs deprecate proposal Phil Yang
2020-07-17 10:14 ` [dpdk-dev] [PATCH v10 1/3] doc: add optimizations using C11 atomic builtins Phil Yang
2020-07-17 10:14 ` [dpdk-dev] [PATCH v10 2/3] eal/atomic: add wrapper for C11 atomic thread fence Phil Yang
2020-07-17 10:14 ` [dpdk-dev] [PATCH v10 3/3] devtools: prevent use of rte atomic APIs in future patches Phil Yang
2020-07-17 13:58 ` [dpdk-dev] [PATCH v10 0/3] generic rte atomic APIs deprecate proposal David Marchand
2020-07-20 7:06 ` Phil Yang
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=VE1PR08MB4640303B9A8E91949062AFC9E97E0@VE1PR08MB4640.eurprd08.prod.outlook.com \
--to=phil.yang@arm.com \
--cc=Honnappa.Nagarahalli@arm.com \
--cc=Ola.Liljedahl@arm.com \
--cc=Ruifeng.Wang@arm.com \
--cc=bruce.richardson@intel.com \
--cc=david.marchand@redhat.com \
--cc=dev@dpdk.org \
--cc=drc@linux.vnet.ibm.com \
--cc=jerinj@marvell.com \
--cc=john.mcnamara@intel.com \
--cc=konstantin.ananyev@intel.com \
--cc=marko.kovacevic@intel.com \
--cc=nd@arm.com \
--cc=thomas@monjalon.net \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).