linux-kernel - [PATCH v3 0/2] cpufreq: Return -EOPNOTSUPP if no policy is boost supported

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Message-ID: <20251202072727.1368285-1-zhenglifeng1@huawei.com>
Date: Tue, 2 Dec 2025 15:27:25 +0800
From: Lifeng Zheng <zhenglifeng1@...wei.com>
To: <rafael@...nel.org>, <viresh.kumar@...aro.org>
CC: <linux-pm@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<linuxarm@...wei.com>, <jonathan.cameron@...wei.com>,
	<zhanjie9@...ilicon.com>, <lihuisong@...wei.com>, <yubowen8@...wei.com>,
	<zhangpengjie2@...wei.com>, <wangzhi12@...wei.com>,
	<linhongye@...artners.com>, <zhenglifeng1@...wei.com>
Subject: [PATCH v3 0/2] cpufreq: Return -EOPNOTSUPP if no policy is boost supported

Make cpufreq_boost_trigger_state() return error when boost isn't supported
by any policy.

Changelog:

v3:

 - add `likely` and `unlikely` to if conditions in
   cpufreq_boost_trigger_state()

v2:

 - change the error to -EOPNOTSUPP
 - remove the comment and blank line
 - split the optimization into another patch

---
Discussions of previous version:
v1: https://lore.kernel.org/all/20251126031916.3641176-1-zhenglifeng1@huawei.com/
v2: https://lore.kernel.org/all/20251128091352.1969333-1-zhenglifeng1@huawei.com/

Lifeng Zheng (2):
  cpufreq: Return -EOPNOTSUPP if no policy is boost supported
  cpufreq: cpufreq_boost_trigger_state() optimization

 drivers/cpufreq/cpufreq.c | 13 ++++++-------
 1 file changed, 6 insertions(+), 7 deletions(-)

-- 
2.33.0