From nobody Wed Dec 17 03:28:12 2025 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D5195242D6C; Wed, 21 May 2025 12:15:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=193.142.43.55 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1747829756; cv=none; b=YftS08kE1hFyxwzCL0l4tMSo8VWfiuPOFFsseltvbcbUub8YQ6Zmj68ELkBoCarW3a+DJQAfy6kjaUYUsEgTdqQhgIaQqDoXwQBzx1edtgbnhJJ2NjZyiWSmuxJouuzbrQEZZRFB83h1euFnlg4OX2znCmjB1pB1UFq5MyLgFWo= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1747829756; c=relaxed/simple; bh=+m5HzJjZIA1R6I9jF5T0Q1Vay9RLh+k7exqZoJl4Y+A=; h=Date:From:To:Subject:Cc:In-Reply-To:References:MIME-Version: Message-ID:Content-Type; b=ktXr+Z4kWgBYtdOUkzlTvuTdWKj87r0o53/cH7alM24HmQoHR+ibTX2W8s+BuhdPNm/kJqtUaW1/U9v5cJvTEFzotJ4TpIQ8sc/ZypRIv3SI6qB25hlV04GuQn+b5KMtRH65jnFEtjby46QzdxzoLxOqsUhRgW7IBfv3lLss8dg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de; spf=pass smtp.mailfrom=linutronix.de; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=ftGuzpAV; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=3Pb8xCz/; arc=none smtp.client-ip=193.142.43.55 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linutronix.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="ftGuzpAV"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="3Pb8xCz/" Date: Wed, 21 May 2025 12:15:52 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1747829753; h=from:from:sender:sender:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=WoNcbVWHvTKmgQBh2M95JspyF1bJvBvffCIAKqmlAwo=; b=ftGuzpAVS91fYwcSb4j527hO02AYD2PBMlAjwr1bqY2cx96dpCh+FfpJfL3UTlytTFUunR ecefBGiZ8yN1paPnehdmMswArc9HrmtBmSJcHUeA6d2mQm/KTQNa5WZd4J2cYRZeZqVuzN t6H6o3PzG43B4rR/TPkn0Bkf5DZJRGkWQYmFoXorHTAj11o1AtEmE3xRYp5a20rCcA4RBX UvdEOfe/H+yFyGW4EsgtC8kLzCWDqag9Hk72yweZQq2fLHYbYspVWSQJBqQsJ9g7CXPNix SSDkyZEtOZgGlvaRwemBSx3Q5gqOXvQb6TzpMQlL8t7grBfYJY0bvLQmwFuIlw== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1747829753; h=from:from:sender:sender:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=WoNcbVWHvTKmgQBh2M95JspyF1bJvBvffCIAKqmlAwo=; b=3Pb8xCz/oikuMIE2QhydiMS4kZAGDrge/WvQHqRWkDX5MNaq2iaboPVjSYuncN2E5URe3y M8+aDS1TH5+NmoCg== From: "tip-bot2 for Kan Liang" Sender: tip-bot2@linutronix.de Reply-to: linux-kernel@vger.kernel.org To: linux-tip-commits@vger.kernel.org Subject: [tip: perf/core] xtensa/perf: Remove driver-specific throttle support Cc: Kan Liang , "Peter Zijlstra (Intel)" , Max Filippov , x86@kernel.org, linux-kernel@vger.kernel.org In-Reply-To: <20250520181644.2673067-16-kan.liang@linux.intel.com> References: <20250520181644.2673067-16-kan.liang@linux.intel.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <174782975207.406.14252971067490475945.tip-bot2@tip-bot2> Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails Precedence: bulk Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable The following commit has been merged into the perf/core branch of tip: Commit-ID: 5fa541ab04fcdb5ca1257143802fbd9028c13ddb Gitweb: https://git.kernel.org/tip/5fa541ab04fcdb5ca1257143802fbd902= 8c13ddb Author: Kan Liang AuthorDate: Tue, 20 May 2025 11:16:43 -07:00 Committer: Peter Zijlstra CommitterDate: Wed, 21 May 2025 13:57:46 +02:00 xtensa/perf: Remove driver-specific throttle support The throttle support has been added in the generic code. Remove the driver-specific throttle support. Besides the throttle, perf_event_overflow may return true because of event_limit. It already does an inatomic event disable. The pmu->stop is not required either. Signed-off-by: Kan Liang Signed-off-by: Peter Zijlstra (Intel) Reviewed-by: Max Filippov Link: https://lore.kernel.org/r/20250520181644.2673067-16-kan.liang@linux.i= ntel.com --- arch/xtensa/kernel/perf_event.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/arch/xtensa/kernel/perf_event.c b/arch/xtensa/kernel/perf_even= t.c index 1836180..223f1d4 100644 --- a/arch/xtensa/kernel/perf_event.c +++ b/arch/xtensa/kernel/perf_event.c @@ -388,8 +388,7 @@ irqreturn_t xtensa_pmu_irq_handler(int irq, void *dev_i= d) struct pt_regs *regs =3D get_irq_regs(); =20 perf_sample_data_init(&data, 0, last_period); - if (perf_event_overflow(event, &data, regs)) - xtensa_pmu_stop(event, 0); + perf_event_overflow(event, &data, regs); } =20 rc =3D IRQ_HANDLED;