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 7CBA82FD1D7; Tue, 12 Aug 2025 17:55:15 +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=1755021315; cv=none; b=JsJjyykL2qNUdrg7155MFZ/KYvW9rUaHKKcXckaX5PHKUBs0L+onsoSI/rQCMf1PFzZbV26aNAbfH1n2oBiAC7nCHD7xzGQlElNOAkD3IHEFi092W7aG8Hhn9VEWY+VZznxye2AfuUsPg9CZvzm90qYegHUyRuB/+q+xDWNPnSs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755021315; c=relaxed/simple; bh=79HMs7G7W3YRk0oqcZPoeca2U+Ma3oD73H51uFZ+sek=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=g3GEefGi61+MaywxevLJ3HoN7eUqgEMoQXXwZ2gSTwY7ZrforDiBjcMhywyVd7beI00h4KtZACcVTc6m7lJhsBGMoGlmHrCPliIhm5rYEC6xxAQF4rPpuIZm0FZNFYFsu/zjcXktkG1jLhrX43gmKKK2o5ivkDbw3o/NFskPuQI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=fiBb1UCQ; 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="fiBb1UCQ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id DFAA8C4CEF6; Tue, 12 Aug 2025 17:55:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1755021315; bh=79HMs7G7W3YRk0oqcZPoeca2U+Ma3oD73H51uFZ+sek=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=fiBb1UCQ/glfR6e/QhdOAI4QSAWvHXk6fInGDGMYgCy5Vnxh8QtjktK20+Caxo4Be Od9zZI+lA/mtmQpR6bDxkd3SZZN8PV2pBXbqatbG2HqwX0R0AOjC2HlARCh9GvsVXK e7PhcstexJc6zfyIEKAsIOVpvKc1dwl5Tx0Ji2KI= 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 6.6 094/262] tools/rv: Do not skip idle in trace Date: Tue, 12 Aug 2025 19:28:02 +0200 Message-ID: <20250812172957.072359677@linuxfoundation.org> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20250812172952.959106058@linuxfoundation.org> References: <20250812172952.959106058@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.6-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 f04479ecc96c..ced72950cb1e 100644 --- a/tools/verification/rv/src/in_kernel.c +++ b/tools/verification/rv/src/in_kernel.c @@ -353,7 +353,7 @@ 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 ", TEP_PRINT_COMM, TEP_PRINT_PID); @@ -595,7 +595,7 @@ 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