From: Maxime Coquelin <maxime.coquelin@redhat.com>
To: Stephen Hemminger <stephen@networkplumber.org>, dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH] rte_reciprocal: make arg to rte_reciprocal_divide_u64 const
Date: Fri, 22 Mar 2019 19:09:56 +0100 [thread overview]
Message-ID: <719a6842-d8ca-a78e-945d-89eaca1a6626@redhat.com> (raw)
Message-ID: <20190322180956.jh1jpe_6uLx6MZMCn6CiAYPZDJiH6996uawO4VOcMD8@z> (raw)
In-Reply-To: <20190321195910.11140-1-stephen@networkplumber.org>
On 3/21/19 8:59 PM, Stephen Hemminger wrote:
> The divisor is not modified here. Doesn't really matter for optimizaton
> since the function is inline already; but helps with expressing
> intent.
>
> Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
> ---
> lib/librte_eal/common/include/rte_reciprocal.h | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/lib/librte_eal/common/include/rte_reciprocal.h b/lib/librte_eal/common/include/rte_reciprocal.h
> index 3492c73bafea..63e16fde0aa8 100644
> --- a/lib/librte_eal/common/include/rte_reciprocal.h
> +++ b/lib/librte_eal/common/include/rte_reciprocal.h
> @@ -77,7 +77,7 @@ mullhi_u64(uint64_t x, uint64_t y)
> }
>
> static __rte_always_inline uint64_t
> -rte_reciprocal_divide_u64(uint64_t a, struct rte_reciprocal_u64 *R)
> +rte_reciprocal_divide_u64(uint64_t a, const struct rte_reciprocal_u64 *R)
> {
> uint64_t t = mullhi_u64(a, R->m);
>
>
Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
next prev parent reply other threads:[~2019-03-22 18:10 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-21 19:59 Stephen Hemminger
2019-03-21 19:59 ` Stephen Hemminger
2019-03-22 18:09 ` Maxime Coquelin [this message]
2019-03-22 18:09 ` Maxime Coquelin
2019-04-03 16:17 ` Thomas Monjalon
2019-04-03 16:17 ` Thomas Monjalon
2019-03-27 11:14 ` Thomas Monjalon
2019-03-27 11:14 ` Thomas Monjalon
2019-04-02 15:26 ` Stephen Hemminger
2019-04-02 15:26 ` Stephen Hemminger
2019-04-02 16:05 ` Thomas Monjalon
2019-04-02 16:05 ` Thomas Monjalon
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