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 1043047F5B for ; Sun, 1 Sep 2024 08:03:59 +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=1725177840; cv=none; b=rH3sVbzHKd9Ik68h5Cf2WKSoZ8dk2ZPLkyUID8EjwWoK1tDPEzDJWXDo/U6JQlerz4N0LjOINvgC6o6C1g14hx7N3OVM4ki6eSThBX9idXZWDD87Qcx/5e9yrzumImTRJw1rfT1CUjh7mhxbrft+0l2ZuyNq672pQhg9MbNsIaE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725177840; c=relaxed/simple; bh=/ehL7wPPW3RWUjelV1QLYbzcCwCJm4smDIr9vhFB5Mc=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=Cj40u14rwI+ACjNMhDnin3xPDybXbCKu0H88V5wMbcyi4L2nDekGqgCM3WYY22RF1GhJdSd9M0a7yDTCoa/zNrRx+UQQHQxzjX8G2xavibhNDJPPDBZ0d8Br8ikra7g7qJIBkMBhdfn68Q78BqfFR3/8PmI8lWWTyQnQ69CTuZY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=tem68Smi; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="tem68Smi" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7273DC4CEC3; Sun, 1 Sep 2024 08:03:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1725177839; bh=/ehL7wPPW3RWUjelV1QLYbzcCwCJm4smDIr9vhFB5Mc=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=tem68SmikW0Ch9kxdmzk7U53dJxaRr0mdcP6lNdG9qNvYyRZJO4P5RDeqIL/ySqr+ bnKcoB+TO/E14CmYDBTBTOP+3OpuMp6SYk5wDvJspm16A+kexj9XhqlfIUbYpLT/vi 6qyYg03cbqVKHPpGxDJyx+gVz5wgko3F0Q4IhbqDP6k0Io1gu1qPexlCip4Uqyc54B uIkFI3TXVOWOUjEk8qjzXblhFgjy16h2MzYkpSHiptiocmKWER2Ok5h/qX8ledT5C6 0LaCumKo0AIrQRXJsoSzzfRArbBtHcWwStwAag85hjLvZvDX8RwUWvTLtuDqPeoANa Cn/SjRwKObiyQ== Date: Sat, 31 Aug 2024 22:03:58 -1000 From: Tejun Heo To: David Vernet Cc: kernel-team@meta.com, linux-kernel@vger.kernel.org Subject: Re: [PATCH 04/11] sched_ext: Fix processs_ddsp_deferred_locals() by unifying DTL_INVALID handling Message-ID: References: <20240830110415.116090-1-tj@kernel.org> <20240830110415.116090-5-tj@kernel.org> <20240901005337.GD70166@maniforge> <20240901005639.GE70166@maniforge> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240901005639.GE70166@maniforge> Hello, On Sat, Aug 31, 2024 at 07:56:39PM -0500, David Vernet wrote: ... > Sorry, should have been more clear: the testcase dispatched all tasks to > the wrong CPU, which is why it's a kworker in the print output below. I > believe that ksoftiqrd hit the same path as well and just wasn't printed > in the output because it lost the race to scx_bpf_error(). Let me know > if you want the testcase to repro and I can send it, or send a separate > patch to add it to selftests. Yeah, please share the repro. Thanks. -- tejun