From: "Gautham R. Shenoy" <gautham.shenoy@amd.com>
To: Dhananjay Ugwekar <dhananjay.ugwekar@amd.com>
Cc: mario.limonciello@amd.com, rafael@kernel.org,
viresh.kumar@linaro.org, linux-kernel@vger.kernel.org,
linux-pm@vger.kernel.org
Subject: Re: [PATCH 04/12] cpufreq/amd-pstate: Remove the redundant des_perf clamping in adjust_perf
Date: Mon, 10 Feb 2025 15:16:08 +0530 [thread overview]
Message-ID: <Z6nK4FvvIwM9VePQ@BLRRASHENOY1.amd.com> (raw)
In-Reply-To: <20250205112523.201101-5-dhananjay.ugwekar@amd.com>
On Wed, Feb 05, 2025 at 11:25:15AM +0000, Dhananjay Ugwekar wrote:
> des_perf is later on clamped between min_perf and max_perf in
> amd_pstate_update. So, remove the redundant clamping from
> amd_pstate_adjust_perf.
>
> Signed-off-by: Dhananjay Ugwekar <dhananjay.ugwekar@amd.com>
Nice catch.
Reviewed-by: Gautham R. Shenoy <gautham.shenoy@amd.com>
--
Thanks and Regards
gautham.
> ---
> drivers/cpufreq/amd-pstate.c | 2 --
> 1 file changed, 2 deletions(-)
>
> diff --git a/drivers/cpufreq/amd-pstate.c b/drivers/cpufreq/amd-pstate.c
> index a23fb78a442b..2926f292be7b 100644
> --- a/drivers/cpufreq/amd-pstate.c
> +++ b/drivers/cpufreq/amd-pstate.c
> @@ -703,8 +703,6 @@ static void amd_pstate_adjust_perf(unsigned int cpu,
> if (max_perf < min_perf)
> max_perf = min_perf;
>
> - des_perf = clamp_t(unsigned long, des_perf, min_perf, max_perf);
> -
> amd_pstate_update(cpudata, min_perf, des_perf, max_perf, true,
> policy->governor->flags);
> cpufreq_cpu_put(policy);
> --
> 2.34.1
>
next prev parent reply other threads:[~2025-02-10 9:46 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-05 11:25 [PATCH 00/12] cpufreq/amd-pstate: Fixes and optimizations Dhananjay Ugwekar
2025-02-05 11:25 ` [PATCH 01/12] cpufreq/amd-pstate: Remove the goto label in amd_pstate_update_limits Dhananjay Ugwekar
2025-02-05 17:40 ` Mario Limonciello
2025-02-10 5:12 ` Gautham R. Shenoy
2025-02-05 11:25 ` [PATCH 02/12] cpufreq/amd-pstate: Fix max_perf updation with schedutil Dhananjay Ugwekar
2025-02-05 17:40 ` Mario Limonciello
2025-02-10 5:13 ` Gautham R. Shenoy
2025-02-05 11:25 ` [PATCH 03/12] cpufreq/amd-pstate: Modify the min_perf calculation in adjust_perf callback Dhananjay Ugwekar
2025-02-05 17:45 ` Mario Limonciello
2025-02-10 9:45 ` Gautham R. Shenoy
2025-02-05 11:25 ` [PATCH 04/12] cpufreq/amd-pstate: Remove the redundant des_perf clamping in adjust_perf Dhananjay Ugwekar
2025-02-05 17:45 ` Mario Limonciello
2025-02-10 9:46 ` Gautham R. Shenoy [this message]
2025-02-05 11:25 ` [PATCH 05/12] cpufreq/amd-pstate: Pass min/max_limit_perf as min/max_perf to amd_pstate_update Dhananjay Ugwekar
2025-02-05 17:45 ` Mario Limonciello
2025-02-10 9:47 ` Gautham R. Shenoy
2025-02-05 11:25 ` [PATCH 06/12] cpufreq/amd-pstate: Convert all perf values to u8 Dhananjay Ugwekar
2025-02-05 17:46 ` Mario Limonciello
2025-02-10 9:48 ` Gautham R. Shenoy
2025-02-05 11:25 ` [PATCH 07/12] cpufreq/amd-pstate: Modularize perf<->freq conversion Dhananjay Ugwekar
2025-02-05 17:46 ` Mario Limonciello
2025-02-10 9:51 ` Gautham R. Shenoy
2025-02-05 11:25 ` [PATCH 08/12] cpufreq/amd-pstate: Remove the unnecessary cpufreq_update_policy call Dhananjay Ugwekar
2025-02-05 17:46 ` Mario Limonciello
2025-02-10 9:52 ` Gautham R. Shenoy
2025-02-05 11:25 ` [PATCH 09/12] cpufreq/amd-pstate: Fix cpufreq_policy ref counting Dhananjay Ugwekar
2025-02-05 17:48 ` Mario Limonciello
2025-02-10 10:52 ` Gautham R. Shenoy
2025-02-05 11:25 ` [PATCH 10/12] cpufreq/amd-pstate: Add missing NULL ptr check in amd_pstate_update Dhananjay Ugwekar
2025-02-05 17:48 ` Mario Limonciello
2025-02-10 10:58 ` Gautham R. Shenoy
2025-02-05 11:25 ` [PATCH 11/12] cpufreq/amd-pstate: Use scope based cleanup for cpufreq_policy refs Dhananjay Ugwekar
2025-02-05 17:50 ` Mario Limonciello
2025-02-10 11:11 ` Gautham R. Shenoy
2025-02-05 11:25 ` [PATCH 12/12] cpufreq/amd-pstate: Remove the unncecessary driver_lock in amd_pstate_update_limits Dhananjay Ugwekar
2025-02-05 17:50 ` Mario Limonciello
2025-02-10 11:12 ` Gautham R. Shenoy
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