From: Stephen Hemminger <stephen@networkplumber.org>
To: Olivier Matz <olivier.matz@6wind.com>
Cc: dev@dpdk.org, hhaim@cisco.com, matvejchikov@gmail.com,
konstantin.ananyev@intel.com
Subject: Re: [dpdk-dev] [PATCH v4] mbuf: fix mbuf free performance with non atomic refcnt
Date: Fri, 8 Dec 2017 08:37:02 -0800 [thread overview]
Message-ID: <20171208083702.556655e0@xeon-e3> (raw)
In-Reply-To: <20171208154651.16546-1-olivier.matz@6wind.com>
On Fri, 8 Dec 2017 16:46:51 +0100
Olivier Matz <olivier.matz@6wind.com> wrote:
> +/* internal */
> +static inline uint16_t
> +__rte_mbuf_refcnt_update(struct rte_mbuf *m, int16_t value)
> +{
> + return (uint16_t)(rte_atomic16_add_return(&m->refcnt_atomic, value));
> +}
You don't need the cast (or paren's around rte_atomic16_addr_return)
because C has implicit cast to return value.
next prev parent reply other threads:[~2017-12-08 16:37 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-15 9:14 [dpdk-dev] [PATCH v3] mbuf: cleanup rte_pktmbuf_lastseg(), fix atomic usage Hanoh Haim
2017-11-15 11:13 ` Ilya Matveychikov
2017-11-15 12:46 ` Hanoch Haim (hhaim)
2017-11-15 17:30 ` Olivier MATZ
2017-11-16 7:16 ` Hanoch Haim (hhaim)
2017-11-16 8:07 ` Ilya Matveychikov
2017-11-16 8:42 ` Olivier MATZ
2017-11-16 9:06 ` Hanoch Haim (hhaim)
2017-11-16 9:32 ` Ilya Matveychikov
2017-11-16 9:37 ` Olivier MATZ
2017-11-16 9:44 ` Ilya Matveychikov
2017-11-16 10:54 ` Ananyev, Konstantin
2017-12-08 15:46 ` [dpdk-dev] [PATCH v4] mbuf: fix mbuf free performance with non atomic refcnt Olivier Matz
2017-12-08 16:04 ` Ilya Matveychikov
2017-12-08 16:19 ` Olivier MATZ
2017-12-08 16:37 ` Stephen Hemminger [this message]
2017-12-10 8:37 ` Hanoch Haim (hhaim)
2017-12-11 10:28 ` Olivier MATZ
2018-01-18 23:23 ` Thomas Monjalon
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