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From: Phil Yang <Phil.Yang@arm.com>
To: "Ananyev, Konstantin" <konstantin.ananyev@intel.com>,
	Honnappa Nagarahalli <Honnappa.Nagarahalli@arm.com>,
	"thomas@monjalon.net" <thomas@monjalon.net>,
	"Van Haaren, Harry" <harry.van.haaren@intel.com>,
	"stephen@networkplumber.org" <stephen@networkplumber.org>,
	"maxime.coquelin@redhat.com" <maxime.coquelin@redhat.com>,
	"dev@dpdk.org" <dev@dpdk.org>,
	"Richardson, Bruce" <bruce.richardson@intel.com>
Cc: "david.marchand@redhat.com" <david.marchand@redhat.com>,
	"jerinj@marvell.com" <jerinj@marvell.com>,
	"hemant.agrawal@nxp.com" <hemant.agrawal@nxp.com>,
	Gavin Hu <Gavin.Hu@arm.com>, Ruifeng Wang <Ruifeng.Wang@arm.com>,
	Joyce Kong <Joyce.Kong@arm.com>, nd <nd@arm.com>, nd <nd@arm.com>,
	nd <nd@arm.com>, nd <nd@arm.com>
Subject: Re: [dpdk-dev] [PATCH v3 06/12] ipsec: optimize with c11 atomic for sa outbound sqn update
Date: Wed, 25 Mar 2020 09:38:14 +0000	[thread overview]
Message-ID: <VE1PR08MB46407FFE47BA56606D5F41BFE9CE0@VE1PR08MB4640.eurprd08.prod.outlook.com> (raw)
In-Reply-To: <SN6PR11MB255822E70FD4256B79B717889AF10@SN6PR11MB2558.namprd11.prod.outlook.com>

> -----Original Message-----
> From: Ananyev, Konstantin <konstantin.ananyev@intel.com>
> Sent: Tuesday, March 24, 2020 7:04 PM
> To: Phil Yang <Phil.Yang@arm.com>; Honnappa Nagarahalli
> <Honnappa.Nagarahalli@arm.com>; thomas@monjalon.net; Van Haaren,
> Harry <harry.van.haaren@intel.com>; stephen@networkplumber.org;
> maxime.coquelin@redhat.com; dev@dpdk.org; Richardson, Bruce
> <bruce.richardson@intel.com>
> Cc: david.marchand@redhat.com; jerinj@marvell.com;
> hemant.agrawal@nxp.com; Gavin Hu <Gavin.Hu@arm.com>; Ruifeng Wang
> <Ruifeng.Wang@arm.com>; Joyce Kong <Joyce.Kong@arm.com>; nd
> <nd@arm.com>; nd <nd@arm.com>; nd <nd@arm.com>
> Subject: RE: [PATCH v3 06/12] ipsec: optimize with c11 atomic for sa
> outbound sqn update
> 
> 
> Hi Phil,
> 
> > <snip>
> > > >
> > > > > Subject: RE: [PATCH v3 06/12] ipsec: optimize with c11 atomic for sa
> > > outbound
> > > > > sqn update
> > > > >
> > > > > Hi Phil,
> > > > >
> > > > > >
> > > > > > For SA outbound packets, rte_atomic64_add_return is used to
> > > generate
> > > > > > SQN atomically. This introduced an unnecessary full barrier by calling
> > > > > > the '__sync' builtin implemented rte_atomic_XX API on aarch64.
> This
> > > > > > patch optimized it with c11 atomic and eliminated the expensive
> > > > > > barrier for aarch64.
> > > > > >
> > > > > > Signed-off-by: Phil Yang <phil.yang@arm.com>
> > > > > > Reviewed-by: Ruifeng Wang <ruifeng.wang@arm.com>
> > > > > > Reviewed-by: Gavin Hu <gavin.hu@arm.com>
> > > > > > ---
> > > > > >  lib/librte_ipsec/ipsec_sqn.h | 3 ++-
> > > > > >  lib/librte_ipsec/sa.h        | 2 +-
> > > > > >  2 files changed, 3 insertions(+), 2 deletions(-)
> > > > > >
> > > > > > diff --git a/lib/librte_ipsec/ipsec_sqn.h
> > > > > > b/lib/librte_ipsec/ipsec_sqn.h index 0c2f76a..e884af7 100644
> > > > > > --- a/lib/librte_ipsec/ipsec_sqn.h
> > > > > > +++ b/lib/librte_ipsec/ipsec_sqn.h
> > > > > > @@ -128,7 +128,8 @@ esn_outb_update_sqn(struct rte_ipsec_sa
> *sa,
> > > > > > uint32_t *num)
> > > > > >
> > > > > >  	n = *num;
> > > > > >  	if (SQN_ATOMIC(sa))
> > > > > > -		sqn = (uint64_t)rte_atomic64_add_return(&sa-
> > > > > >sqn.outb.atom, n);
> > > > > > +		sqn = __atomic_add_fetch(&sa->sqn.outb.atom, n,
> > > > > > +			__ATOMIC_RELAXED);
> > > > >
> > > > > One generic thing to note:
> > > > > clang for i686 in some cases will generate a proper function call for 64-
> bit
> > > > > __atomic builtins (gcc seems to always generate cmpxchng8b for such
> > > cases).
> > > > > Does anyone consider it as a potential problem?
> > > > > It probably not a big deal, but would like to know broader opinion.
> > > > I had looked at this some time back for GCC. The function call is
> generated
> > > only if the underlying platform does not support the atomic
> > > > instructions for the operand size. Otherwise, gcc generates the
> instructions
> > > directly.
> > > > I would think the behavior would be the same for clang.
> > >
> > > From what I see not really.
> > > As an example:
> > >
> > > $ cat tatm11.c
> > > #include <stdint.h>
> > >
> > > struct x {
> > >         uint64_t v __attribute__((aligned(8)));
> > > };
> > >
> > > uint64_t
> > > ffxadd1(struct x *x, uint32_t n, uint32_t m)
> > > {
> > >         return __atomic_add_fetch(&x->v, n, __ATOMIC_RELAXED);
> > > }
> > >
> > > uint64_t
> > > ffxadd11(uint64_t *v, uint32_t n, uint32_t m)
> > > {
> > >         return __atomic_add_fetch(v, n, __ATOMIC_RELAXED);
> > > }
> > >
> > > gcc for i686 will generate code with cmpxchng8b for both cases.
> > > clang will generate cmpxchng8b for ffxadd1() - when data is explicitly 8B
> > > aligned,
> > > but will emit a function call for ffxadd11().
> >
> > I guess your testbed is an i386 platform.  However, what I see here is
> different.
> >
> > Testbed i686:  Ubuntu 18.04.4 LTS/GCC 8.3/ Clang 9.0.0-2
> > Both Clang and GCC for i686 generate code with xadd for these two cases.
> 
> I suppose you meant x86_64 here (-m64), right?

Yes. It is x86_64 here.

> 
> 
> >
> > Testbed i386:  Ubuntu 16.04 LTS (Installed libatomic)/GCC 5.4.0/ Clang 4.0.0
> > GCC will generate code with cmpxchng8b for both cases.
> > Clang generated code emits a function call for both cases.
> 
> That's exactly what I am talking about above.
> X86_64 (64 bit binary) - no function calls for both gcc and clang
> i686 (32 bit binary) - no function calls with gcc, functions calls with clang
> when explicit alignment is not specified.
> 
> As I said in my initial email, that's probably not a big deal -
> from what I was told so far we don't officially support clang for IA-32
> and I don't know does anyone uses it at all right now.
> Though if someone thinks it is a potential problem here -
> it is better to flag it at early stage.
> So once again my questions to the community:
> 1/ Does anyone builds/uses DPDK with i686-clang?
> 2/ If there are anyone, can these persons try to evaluate
> how big perf drop it would cause for them?
> 3/ Is there an option to switch to i686-gcc (supported one)?
> Konstantin
> 
> > >
> > > >
> > > > >
> > > > > >  	else {
> > > > > >  		sqn = sa->sqn.outb.raw + n;
> > > > > >  		sa->sqn.outb.raw = sqn;
> > > > > > diff --git a/lib/librte_ipsec/sa.h b/lib/librte_ipsec/sa.h index
> > > > > > d22451b..cab9a2e 100644
> > > > > > --- a/lib/librte_ipsec/sa.h
> > > > > > +++ b/lib/librte_ipsec/sa.h
> > > > > > @@ -120,7 +120,7 @@ struct rte_ipsec_sa {
> > > > > >  	 */
> > > > > >  	union {
> > > > > >  		union {
> > > > > > -			rte_atomic64_t atom;
> > > > > > +			uint64_t atom;
> > > > > >  			uint64_t raw;
> > > > > >  		} outb;
> > > > >
> > > > > If we don't need rte_atomic64 here anymore, then I think we can
> > > collapse the
> > > > > union to just:
> > > > > uint64_t outb;
> > > > >
> > > > > >  		struct {
> > > > > > --
> > > > > > 2.7.4


  reply	other threads:[~2020-03-25  9:38 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 [this message]
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
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

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