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From: Phil Yang <Phil.Yang@arm.com>
To: David Marchand <david.marchand@redhat.com>,
	Olivier Matz <olivier.matz@6wind.com>
Cc: dev <dev@dpdk.org>,
	Stephen Hemminger <stephen@networkplumber.org>,
	David Christensen <drc@linux.vnet.ibm.com>,
	Honnappa Nagarahalli <Honnappa.Nagarahalli@arm.com>,
	Ruifeng Wang <Ruifeng.Wang@arm.com>, nd <nd@arm.com>,
	Dodji Seketeli <dodji@redhat.com>,
	Aaron Conole <aconole@redhat.com>, nd <nd@arm.com>
Subject: Re: [dpdk-dev] [PATCH v4 1/2] mbuf: use C11 atomic built-ins for refcnt operations
Date: Thu, 16 Jul 2020 04:16:27 +0000	[thread overview]
Message-ID: <VE1PR08MB464036DF852519C655A31222E97F0@VE1PR08MB4640.eurprd08.prod.outlook.com> (raw)
In-Reply-To: <CAJFAV8xOUOg9GMCtGtk61cfNU1JrftgkCQ+jahk9Eetocmx+aA@mail.gmail.com>

David Marchand <david.marchand@redhat.com> writes:

> Subject: Re: [PATCH v4 1/2] mbuf: use C11 atomic built-ins for refcnt
> operations
> 
> On Thu, Jul 9, 2020 at 5:59 PM Phil Yang <phil.yang@arm.com> wrote:
> >
> > Use C11 atomic built-ins with explicit ordering instead of rte_atomic
> > ops which enforce unnecessary barriers on aarch64.
> >
> > Signed-off-by: Phil Yang <phil.yang@arm.com>
> > Reviewed-by: Ruifeng Wang <ruifeng.wang@arm.com>
> > ---
> > v4:
> > 1. Add union for refcnt_atomic and refcnt in rte_mbuf_ext_shared_info
> > to avoid ABI breakage. (Olivier)
> > 2. Add notice of refcnt_atomic deprecation. (Honnappa)
> 
> v4 does not pass the checks (in both my env, and Travis).
> https://travis-ci.com/github/ovsrobot/dpdk/jobs/359393389#L2405

I think we need an exception in 'libabigail.abignore' for this change.
Is that OK with you?

Thanks,
Phil
> 
> It seems the robot had a hiccup as I can't see a report in the test-report ml.
> 
> 
> --
> David Marchand


  parent reply	other threads:[~2020-07-16  4:16 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-06-11 10:26 [dpdk-dev] [PATCH] mbuf: use c11 atomics " Phil Yang
2020-07-03 15:38 ` David Marchand
2020-07-06  8:03   ` Phil Yang
2020-07-07 10:10 ` [dpdk-dev] [PATCH v2] mbuf: use C11 " Phil Yang
2020-07-07 17:13   ` Stephen Hemminger
2020-07-08  4:48     ` Phil Yang
2020-07-08 11:43       ` Olivier Matz
2020-07-09  9:52         ` Phil Yang
2020-07-08  5:11   ` Phil Yang
2020-07-08 11:44   ` Olivier Matz
2020-07-09 10:00     ` Phil Yang
2020-07-09 10:10   ` [dpdk-dev] [PATCH v3] mbuf: use C11 atomic built-ins " Phil Yang
2020-07-09 11:03     ` Olivier Matz
2020-07-09 13:00       ` Phil Yang
2020-07-09 13:31         ` Honnappa Nagarahalli
2020-07-09 14:10           ` Phil Yang
2020-07-09 15:58     ` [dpdk-dev] [PATCH v4 1/2] " Phil Yang
2020-07-09 15:58       ` [dpdk-dev] [PATCH v4 2/2] doc: announce deprecation of refcnt atomic member Phil Yang
2020-07-10  2:55         ` Ruifeng Wang
2020-07-13 15:54           ` Phil Yang
2020-07-14 10:41         ` Ananyev, Konstantin
2020-07-15 12:29       ` [dpdk-dev] [PATCH v4 1/2] mbuf: use C11 atomic built-ins for refcnt operations David Marchand
2020-07-15 12:49         ` Aaron Conole
2020-07-15 16:29         ` Phil Yang
2020-07-16  4:16         ` Phil Yang [this message]
2020-07-16 11:30           ` David Marchand
2020-07-16 13:20             ` Dodji Seketeli
2020-07-16 19:11               ` David Marchand
2020-07-17  4:41                 ` Phil Yang
2020-07-16 11:32       ` Olivier Matz
2020-07-17  4:36       ` [dpdk-dev] [PATCH v5 1/2] mbuf: use C11 atomic builtins " Phil Yang
2020-07-17  4:36         ` [dpdk-dev] [PATCH v5 2/2] doc: announce deprecation of refcnt atomic member Phil Yang
2020-07-17 11:45           ` Olivier Matz
2020-07-17 14:32           ` David Marchand
2020-07-17 14:35             ` David Marchand
2020-07-17 16:06               ` Ananyev, Konstantin
2020-07-17 16:20               ` Bruce Richardson
2020-07-21  8:35                 ` David Marchand
2020-07-21  8:48                   ` Ananyev, Konstantin
2020-07-21  8:37         ` [dpdk-dev] [PATCH v5 1/2] mbuf: use C11 atomic builtins for refcnt operations David Marchand

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