From nobody Wed Dec 17 15:53:47 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 B19321BEF63; Mon, 9 Dec 2024 14:55:19 +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=1733756121; cv=none; b=IOeFIs8HFS42krBfbbE9TbRm4R/uZF0uEaJZKGSZ/6+dFD/XJD3bTeXb7F32ViW0AGsENvpd86yL4+tElx5OFnywkLDNzT4ytqEgm3uY3QILA2MPyI9In7kDKv5slg768u8qD6vh4J/YrL99AbXV9K1uG5+VvCGW3T+72A9CrK8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733756121; c=relaxed/simple; bh=5W6lIuuQABzsqi/dYQBz9XW24NXUcItmuXQLPYzMeIg=; h=Date:From:To:Subject:Cc:In-Reply-To:References:MIME-Version: Message-ID:Content-Type; b=FiQ05yqbbgcD2AoA3tj5RwVDFfdAAX6lTri4zx0HlnZerpQbOc8Ylbzfy2McxjcnFNaLNYwJrz7WihXHIkTtFel/7UcgM10OzSGiKLbFruuGIHuQgQxsSBJz9gPAeYkJ48GjWIfKp5cmeEcYfIz40Hlje1eNkuS4DsXSV7y8T4A= 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=nrbEeGVF; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=faztBdtU; 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="nrbEeGVF"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="faztBdtU" Date: Mon, 09 Dec 2024 14:55:16 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1733756117; 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=yQLBQ418kBMwVrI/r3yVio4MBWBi9aKCZ6uy2ecsvBU=; b=nrbEeGVF7lIk7n+elOMyy8tOxKe6TnOHkVbKGpSQGDlB95qp3lrmXSKWzLtbrum3s2RJ9V mbOEJjiyjkF3OualdeR8ZZNMQxG+dfifJZflam3sZ923b0pwUx9uoxKltHd1qxTOmdn/06 vxBx+cMx3f8MZikNP/ix6dEW63wn0xOtm8we1FDnI2heUNjbFvEEHuon/Q5NP7dmTX/pkr 0mk9lF5luZPmxx/dZZ4AvhLXhQD0NUcVvfjIh29YusuCZLaZbPCPdu4TyGbjs63JrUkkVX zba73JcjTjChXZSzuH6JgSNA6RSIOtiwxIJ/VLOnahw0Di0O4ftJewm+DGEN2g== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1733756117; 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=yQLBQ418kBMwVrI/r3yVio4MBWBi9aKCZ6uy2ecsvBU=; b=faztBdtUwxL1PuI1s4tKdAeBmlUDDHZwq2YiUdFjWRQsQsDmdbnCp3+FPg/9w7Vl56gsyt +BL42VmH+28DDJAg== From: "tip-bot2 for Namhyung Kim" Sender: tip-bot2@linutronix.de Reply-to: linux-kernel@vger.kernel.org To: linux-tip-commits@vger.kernel.org Subject: [tip: perf/core] perf/core: Export perf_exclude_event() Cc: Namhyung Kim , Ingo Molnar , Ravi Bangoria , Thomas Richter , x86@kernel.org, linux-kernel@vger.kernel.org In-Reply-To: <20241203180441.1634709-2-namhyung@kernel.org> References: <20241203180441.1634709-2-namhyung@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <173375611696.412.4973606717817130064.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: 6057b90ecc84f232dd32a047a086a4c4c271765f Gitweb: https://git.kernel.org/tip/6057b90ecc84f232dd32a047a086a4c4c= 271765f Author: Namhyung Kim AuthorDate: Tue, 03 Dec 2024 10:04:40 -08:00 Committer: Ingo Molnar CommitterDate: Mon, 09 Dec 2024 15:50:31 +01:00 perf/core: Export perf_exclude_event() While at it, rename the same function in s390 cpum_sf PMU. Signed-off-by: Namhyung Kim Signed-off-by: Ingo Molnar Tested-by: Ravi Bangoria Reviewed-by: Ravi Bangoria Acked-by: Thomas Richter Link: https://lore.kernel.org/r/20241203180441.1634709-2-namhyung@kernel.org --- arch/s390/kernel/perf_cpum_sf.c | 6 +++--- include/linux/perf_event.h | 6 ++++++ kernel/events/core.c | 3 +-- 3 files changed, 10 insertions(+), 5 deletions(-) diff --git a/arch/s390/kernel/perf_cpum_sf.c b/arch/s390/kernel/perf_cpum_s= f.c index 1e99514..5f60248 100644 --- a/arch/s390/kernel/perf_cpum_sf.c +++ b/arch/s390/kernel/perf_cpum_sf.c @@ -981,7 +981,7 @@ static void cpumsf_pmu_disable(struct pmu *pmu) cpuhw->flags &=3D ~PMU_F_ENABLED; } =20 -/* perf_exclude_event() - Filter event +/* perf_event_exclude() - Filter event * @event: The perf event * @regs: pt_regs structure * @sde_regs: Sample-data-entry (sde) regs structure @@ -990,7 +990,7 @@ static void cpumsf_pmu_disable(struct pmu *pmu) * * Return non-zero if the event shall be excluded. */ -static int perf_exclude_event(struct perf_event *event, struct pt_regs *re= gs, +static int perf_event_exclude(struct perf_event *event, struct pt_regs *re= gs, struct perf_sf_sde_regs *sde_regs) { if (event->attr.exclude_user && user_mode(regs)) @@ -1073,7 +1073,7 @@ static int perf_push_sample(struct perf_event *event, data.tid_entry.pid =3D basic->hpp & LPP_PID_MASK; =20 overflow =3D 0; - if (perf_exclude_event(event, ®s, sde_regs)) + if (perf_event_exclude(event, ®s, sde_regs)) goto out; if (perf_event_overflow(event, &data, ®s)) { overflow =3D 1; diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index bf831b1..8333f13 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -1690,6 +1690,8 @@ static inline int perf_allow_tracepoint(struct perf_e= vent_attr *attr) return security_perf_event_open(attr, PERF_SECURITY_TRACEPOINT); } =20 +extern int perf_exclude_event(struct perf_event *event, struct pt_regs *re= gs); + extern void perf_event_init(void); extern void perf_tp_event(u16 event_type, u64 count, void *record, int entry_size, struct pt_regs *regs, @@ -1895,6 +1897,10 @@ static inline u64 perf_event_pause(struct perf_event= *event, bool reset) { return 0; } +static inline int perf_exclude_event(struct perf_event *event, struct pt_r= egs *regs) +{ + return 0; +} #endif =20 #if defined(CONFIG_PERF_EVENTS) && defined(CONFIG_CPU_SUP_INTEL) diff --git a/kernel/events/core.c b/kernel/events/core.c index e9f698c..b2bc677 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -10039,8 +10039,7 @@ static void perf_swevent_event(struct perf_event *e= vent, u64 nr, perf_swevent_overflow(event, 0, data, regs); } =20 -static int perf_exclude_event(struct perf_event *event, - struct pt_regs *regs) +int perf_exclude_event(struct perf_event *event, struct pt_regs *regs) { if (event->hw.state & PERF_HES_STOPPED) return 1;