From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 54A9043935E; Thu, 9 Jul 2026 04:58:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783573116; cv=none; b=s68RTmQf4PrOlSFTEB9aHsjsMg+FYQm1ljl6KcowrF8tawGNR1NV6JgdmtOQDL6tMLFXHFy4VFRub4dnRCGgR6YLtVEZp9rvi2/bjLHHEDBMn6oF2lZ/EOGVMpiODZep0j0A9fN0tcFdhO1ey21sLJzv1ccAj7MEOSzrVyvOL/I= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783573116; c=relaxed/simple; bh=q8N2HEg9Je9eXNf7TF+79CneoSXOsknAkBNJW/OONtU=; h=Date:From:To:Cc:Subject:Message-Id:In-Reply-To:References: Mime-Version:Content-Type; b=UqYXt2pqDOpMi110D4Vumojjjpicv5LpqIdHRnv+Q+ttY0xl6AG5/MjZNlAhqoIetTmVANF7x/5m61eyg18qTgHheps4KxxrgyLwtXOedcSFhsXXwWiV97nyrl3ML7bts/63qInYcukvIdFI/9dSUTeiKJaHrf60pzchiOkGQ9k= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=aq+je7F+; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="aq+je7F+" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C69CE1F000E9; Thu, 9 Jul 2026 04:58:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1783573114; bh=bgbxzt2X00yGRcHUIikp6blheELKqubbVW8qGItt7Ic=; h=Date:From:To:Cc:Subject:In-Reply-To:References; b=aq+je7F+HveCplWyPvJR6z1Qd0+ZejulZ5T3TZaOKnkZEoUTUYejyOuVcd03iufLw ijp49X7ZPBtu3DWEgVft/+aAmxOuuz311ZT4V636ASpg4aSFPhZECJA6qSiNFUw28k izjYd4g2U+W46EtCzouVHxj42Uo9CzTuIDnGBFAtN71SNZi518/5HboYGzfkG7nqT0 qOX39GFG7NPioSsiEih+3BcKJnywmfsidB7jxkCqCSU5KfAOAvJ+84feMnCWMoNxqN yly9XuNp6WhDWhKM+L8fjDpYzgo+HKTh7AV8xgjssi4680u0rb7kQ+pxzmfyu9XpOr 0VeNswVMG9rNQ== Date: Thu, 9 Jul 2026 13:58:32 +0900 From: Masami Hiramatsu (Google) To: Steven Rostedt Cc: LKML , Linux Trace Kernel , linux-kselftest@vger.kernel.org, Masami Hiramatsu , Mathieu Desnoyers , Shuah Khan , Shuah Khan Subject: Re: [PATCH] selftests/tracing: Have trigger-hist-poll.tc use sched_process_exit Message-Id: <20260709135832.8aeb6cd3f4e26650a033e8c5@kernel.org> In-Reply-To: <20260708163731.566a86aa@gandalf.local.home> References: <20260708163436.058cc3df@gandalf.local.home> <20260708163539.1e1d845d@gandalf.local.home> <20260708163731.566a86aa@gandalf.local.home> X-Mailer: Sylpheed 3.8.0beta1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: linux-trace-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Wed, 8 Jul 2026 16:37:31 -0400 Steven Rostedt wrote: > On Wed, 8 Jul 2026 16:35:39 -0400 > Steven Rostedt wrote: > > > I forgot to mention that I tested this with and without CONFIG_RCU_LAZY. > > With that config disabled, the test passes. With it enabled, it always > > fails. > > And I also traced it with: > > trace-cmd set -p function_graph -l event_hist_poll -O funcgraph-retval > > and it shows the sched_process_free being called for the sleep process > *after* the poll finishes. Thanks for fix and tested!! Acked-by: Masami Hiramatsu (Google) > > -- Steve -- Masami Hiramatsu (Google)