From: "Zhang, Rui" <rui.zhang@intel.com>
To: "Rafael J. Wysocki" <rjw@rjwysocki.net>,
Linux PM <linux-pm@vger.kernel.org>
Cc: LKML <linux-kernel@vger.kernel.org>,
Daniel Lezcano <daniel.lezcano@linaro.org>
Subject: RE: [PATCH] cpuidle: Drop unnecessary type cast in cpuidle_poll_time()
Date: Wed, 11 Dec 2019 10:33:07 +0000 [thread overview]
Message-ID: <744357E9AAD1214791ACBA4B0B90926377677DF1@SHSMSX108.ccr.corp.intel.com> (raw)
In-Reply-To: <9680649.eAqxiQ8Vpk@kreacher>
> -----Original Message-----
> From: linux-pm-owner@vger.kernel.org [mailto:linux-pm-
> owner@vger.kernel.org] On Behalf Of Rafael J. Wysocki
> Sent: Wednesday, December 11, 2019 6:31 PM
> To: Linux PM <linux-pm@vger.kernel.org>
> Cc: LKML <linux-kernel@vger.kernel.org>; Daniel Lezcano
> <daniel.lezcano@linaro.org>
> Subject: [PATCH] cpuidle: Drop unnecessary type cast in cpuidle_poll_time()
>
> From: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
>
> The data type of the target_residency_ns field in struct cpuidle_state is u64,
> so it does not need to be cast into u64.
>
> Get read of the unnecessary type cast.
s/read/rid
thanks,
rui
>
> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
> ---
>
> On top of the linux-next branch of linux-pm.git from today.
>
> ---
> drivers/cpuidle/cpuidle.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> Index: linux-pm/drivers/cpuidle/cpuidle.c
> ==============================================================
> =====
> --- linux-pm.orig/drivers/cpuidle/cpuidle.c
> +++ linux-pm/drivers/cpuidle/cpuidle.c
> @@ -381,7 +381,7 @@ u64 cpuidle_poll_time(struct cpuidle_dri
> if (dev->states_usage[i].disable)
> continue;
>
> - limit_ns = (u64)drv->states[i].target_residency_ns;
> + limit_ns = drv->states[i].target_residency_ns;
> break;
> }
>
>
>
next prev parent reply other threads:[~2019-12-11 10:33 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-11 10:30 [PATCH] cpuidle: Drop unnecessary type cast in cpuidle_poll_time() Rafael J. Wysocki
2019-12-11 10:33 ` Zhang, Rui [this message]
2019-12-11 10:35 ` Rafael J. Wysocki
2019-12-11 15:32 ` Daniel Lezcano
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