From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 67C7F2FDC49; Tue, 12 Aug 2025 19:12:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755025959; cv=none; b=iG6qecqC75tIASFTR+S6kS64OfbZABQm4IyoAWBKy+p38XiHCgQkasL7j1OTPSiG1U5oEL4Spg12wCcahDWy3EzvzSvL67claxD13w3wllpGquPMKbDbZmjq3mP9VbvJ8vJhdjBtoVnTmNexrtNibSDf47nQNQrsTa5HamChAKY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755025959; c=relaxed/simple; bh=rTIK7+/JskDimmN6W/Bh5bLWNjnXImPk7ilqWlnujXI=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=VuSV+Q5/bXdqPhtBrCcWHfnQxIBD7zTAWLAbCAYBrKq6NFXoL2wFCOw0IScD+Kcu/zW9BiznhRsYYY0gsfC2sZ1axUr7RHVMBlHR+Mr7GTIC5BzT1mIHomCHiRcidmxR67NBopSJcoBbpMeb1SQGdbM9Y+nJMEZYz2DcpffW7yo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=kixNYXQG; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="kixNYXQG" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C9358C4CEF6; Tue, 12 Aug 2025 19:12:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1755025959; bh=rTIK7+/JskDimmN6W/Bh5bLWNjnXImPk7ilqWlnujXI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=kixNYXQGxTeBiugMqku58blTAlHEWRQip79voQa80Jt3WemJttbV0MkzkRnWuBupN 1RUtAIZI/61xJVvi/kgyhk2fuyeEdCjq8JWUz6JpLUHvdJBj9ZGOLkCdQMHHd686zw yOiXMwcC92l63IRFw8fFILQPjMqlF2O90av12rkg= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Nam Cao , Tomas Glozar , Juri Lelli , Clark Williams , John Kacur , Gabriele Monaco , "Steven Rostedt (Google)" , Sasha Levin Subject: [PATCH 6.15 196/480] tools/rv: Do not skip idle in trace Date: Tue, 12 Aug 2025 19:46:44 +0200 Message-ID: <20250812174405.573723820@linuxfoundation.org> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20250812174357.281828096@linuxfoundation.org> References: <20250812174357.281828096@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.15-stable review patch. If anyone has any objections, please let me know. ------------------ From: Gabriele Monaco [ Upstream commit f60227f3448911b682c45041c3fbd94f6d3b15a2 ] Currently, the userspace RV tool skips trace events triggered by the RV tool itself, this can be changed by passing the parameter -s, which sets the variable config_my_pid to 0 (instead of the tool's PID). This has the side effect of skipping events generated by idle (PID 0). Set config_my_pid to -1 (an invalid pid) to avoid skipping idle. Cc: Nam Cao Cc: Tomas Glozar Cc: Juri Lelli Cc: Clark Williams Cc: John Kacur Link: https://lore.kernel.org/20250723161240.194860-2-gmonaco@redhat.com Fixes: 6d60f89691fc ("tools/rv: Add in-kernel monitor interface") Signed-off-by: Gabriele Monaco Signed-off-by: Steven Rostedt (Google) Signed-off-by: Sasha Levin --- tools/verification/rv/src/in_kernel.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/tools/verification/rv/src/in_kernel.c b/tools/verification/rv/src/in_kernel.c index c0dcee795c0d..4bb746ea6e17 100644 --- a/tools/verification/rv/src/in_kernel.c +++ b/tools/verification/rv/src/in_kernel.c @@ -431,7 +431,7 @@ ikm_event_handler(struct trace_seq *s, struct tep_record *record, if (config_has_id && (config_my_pid == id)) return 0; - else if (config_my_pid && (config_my_pid == pid)) + else if (config_my_pid == pid) return 0; tep_print_event(trace_event->tep, s, record, "%16s-%-8d [%.3d] ", @@ -734,7 +734,7 @@ static int parse_arguments(char *monitor_name, int argc, char **argv) config_reactor = optarg; break; case 's': - config_my_pid = 0; + config_my_pid = -1; break; case 't': config_trace = 1; -- 2.39.5