From: Thomas Monjalon <thomas@monjalon.net>
To: Jia He <hejianet@gmail.com>
Cc: dev@dpdk.org, Jerin Jacob <jerin.jacob@caviumnetworks.com>,
Jianbo Liu <jianbo.liu@arm.com>,
Jan Viktorin <viktorin@rehivetech.com>,
Olivier Matz <olivier.matz@6wind.com>,
konstantin.ananyev@intel.com, hemant.agrawal@nxp.com,
Jia He <jia.he@hxt-semitech.com>
Subject: Re: [PATCH v8 3/3] ring: introduce new header file to support C11 memory model
Date: Wed, 17 Jan 2018 10:09:31 +0100 [thread overview]
Message-ID: <3399617.YsM4r4Ydhj@xps> (raw)
In-Reply-To: <23810751-921d-4e3a-bac6-95d251cc122f@gmail.com>
17/01/2018 09:47, Jia He:
>
> Hi Thomas
>
> On 1/17/2018 4:24 PM, Thomas Monjalon Wrote:
> > 17/01/2018 05:03, Jia He:
> >> To support C11 memory model barrier, 2 options are suggested by Jerin:
> >> 1. use rte_smp_rmb
> >> 2. use load_acquire/store_release(refer to [1]).
> >> CONFIG_RTE_RING_USE_C11_MEM_MODEL is provided, and by default it is "n"
> >> on any architectures so far.
> > In previous patches, it was enabled for ARM.
> > You decided to not enable it at all?
> Sorry, maybe I misunderstand your previous mail.
> >This config option should be added in the common file (as disabled).
> Do you mean CONFIG_RTE_RING_USE_C11_MEM_MODEL=n in comm_base and
> "y" in armv8 config?
Yes, exactly
next prev parent reply other threads:[~2018-01-17 9:10 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-17 4:03 [PATCH v8 0/3] support c11 memory model barrier in librte_ring Jia He
2018-01-17 4:03 ` [PATCH v8 1/3] eal/arm64: remove the braces {} for dmb() and dsb() Jia He
2018-01-17 4:03 ` [PATCH v8 2/3] ring: introduce new header file to include common functions Jia He
2018-01-19 14:15 ` Hemant Agrawal
2018-01-19 16:38 ` Olivier Matz
2018-01-19 16:47 ` Hemant Agrawal
2018-01-22 1:53 ` Jia He
[not found] ` <60d7010d-caf8-8ade-a34c-7e284842cded@nxp.com>
2018-01-22 6:18 ` Jia He
2018-01-22 16:54 ` Stephen Hemminger
2018-01-17 4:03 ` [PATCH v8 3/3] ring: introduce new header file to support C11 memory model Jia He
2018-01-17 8:24 ` Thomas Monjalon
2018-01-17 8:47 ` Jia He
2018-01-17 9:09 ` Thomas Monjalon [this message]
2018-01-18 23:52 ` Thomas Monjalon
2018-01-19 2:22 ` Jia He
2018-01-19 15:04 ` Hemant Agrawal
2018-01-19 14:25 ` Hemant Agrawal
2018-01-22 4:41 ` [PATCH v9 0/3] support c11 memory model barrier in librte_ring Jia He
2018-01-22 4:41 ` [PATCH v9 1/3] eal/arm64: remove the braces {} for dmb() and dsb() Jia He
2018-01-22 4:41 ` [PATCH v9 2/3] ring: introduce new header file to include common functions Jia He
2018-01-22 4:41 ` [PATCH v9 3/3] ring: introduce new header file to support C11 memory model Jia He
2018-01-22 7:53 ` [PATCH v9 0/3] support c11 memory model barrier in librte_ring Thomas Monjalon
2018-01-22 8:26 ` Olivier Matz
2018-01-22 8:29 ` Olivier Matz
2018-01-22 8:40 ` Hemant Agrawal
2018-01-29 15:11 ` Thomas Monjalon
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