From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793466753; b=Xl1sPB1kZ9kEcdtBZKDNZMg6h8mk/2/8RqNlS24Htrh16htwQ1oKvsJQFMYcgqebZoXZ fjCiJG/iEoSHfkqhR06DhieDT7jdymuqbrRHUWcFKJzHgMlsvDUJy6k9PBJMDN6VqnToL JyI65F9xbb69uwD19LPdsnIBu0bsL1zA+IdfknSlEM1qHthnEqVHv7B6zja5MJDtJ2E/3 /0WqD2p0AYnzedYI271PmkMNSOb4TSxCs5dq91pOO3CnqUE5U/esdPAJmg6qM1FrYL/Th xSCX8aaOag9abmIFCDjaF1Ap98eQ79Wq4SWBr3732i4wWgzDqe4JTtxr8OJqQbPjD5g== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793466753; h=Received:DKIM-Signature:Date:Message-ID:From:To:Cc:Subject: In-Reply-To:References:MIME-Version:Content-Type: Content-Transfer-Encoding; bh=5QoTciqchHc1DZnh2HnM6bO2wRR5rC9uSeYDGjDzUo0=; b=21WK4mXyv4rzxCqaUcHYbTr3LHsffvgThkMeDG/7KMDZKN1yChyO16bXJVFdDefxHTaX ZSBoHfhI1FjQeRbKoCWLPm2OhBmadAtmrX+KxE+dCOQlbZNvd3+zYb5Q4tcc5rHjrG/AS Wv3qvKhFVrD4ajeOdARaMWLXAJGlNgdW2/pNNrvu6/hmvnJRhNLosA0rKEJJ14P4iMVFq FBxw8k1Nup5Zdwt5VOmsSWefthtWfQjykQwn1Zuczb85J5ak5f7qBwESWCd8NVZ9m4Odr wYSkzqykVckrFujHlRqVsXnk7iSoAeBoT7frYS+UQQq+pGDiZgQJNysPExBnGxSHxsA== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=Dtjf1Ss0; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7D7CD606A31A; Sat, 31 Oct 2026 17:12:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=Dtjf1Ss0 Received: by smtp.kernel.org (Postfix) with ESMTPSA id E157D1F000C1; Sat, 31 Oct 2026 17:12:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793466753; bh=5QoTciqchHc1DZnh2HnM6bO2wRR5rC9uSeYDGjDzUo0=; h=Date:From:To:Cc:Subject:In-Reply-To:References; b=Dtjf1Ss0KXyiDdRmRV9NpJdZAX6yPCjj3/oLLoGbBonSOEAYntnglTnZiu49xb0Iz mOCgXL4BmZZnI4basCcHB7bSB9eT3W/dgz+pfTLyVxEYRCXfdyuJ0LParRRjQ6zgTg 7CR2SsL9rRR7YJRbmxB7cCG5PaJdecAueI2V1J8Bk6wGKfWTRzU107MOlcdxmvgZC0 Wngm0BC7M3MRZ9UxfHDKNXzpu99xi/SDtSKYfGw8UOaltXjwK0jI61sVL85oNlA9si gjAbn8iKV4RTcD28UAqyCdgrQCYJo0PZ8mXqUW3y7ohv4cVPsn3KXxsSVmHOLXOasG P17xuFptDPhEA== Date: Sat, 31 Oct 2026 07:12:32 -1000 Message-ID: <3a0b7df208af30eb77c18104c6df156a@kernel.org> From: Tejun Heo To: sashiko-reviews@lists.linux.dev Cc: sashiko-bot@kernel.org, sched-ext@lists.linux.dev, Andrea Righi Subject: Re: [PATCH v4 sched_ext/for-7.4-fixes] sched_ext: Fix stale pick when the donor changes during dispatch In-Reply-To: References: <20261031162803.541236-1-tj@kernel.org> X-Mailing-List: sched-ext@lists.linux.dev List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Hello, On Sat, Oct 31, 2026 at 04:55:55PM +0000, sashiko-bot@kernel.org wrote: > - [Medium] sched_ext: dispatch_one() emits ops.cpu_acquire() before checking stale prev ops.cpu_acquire() is deprecated, so this doesn't matter. Thanks. -- tejun