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 034483AA50B for ; Wed, 8 Jul 2026 02:43:54 +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=1783478636; cv=none; b=VBfqVd0PEgDpETkfCLHvflwK7S3ovrSQQe0EnTOdHyVVl4R8zGqdovGOZE/sQKr86fc84l+WtyIEg3wjcadd2Y2jZTuJoC9pneQVoIVEvLRXqIFDQLuAYaZpo+W5jZaxKqniLY6QjewH6RHc7iFdrAye0b0AvD2QECQEAwsAuUw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783478636; c=relaxed/simple; bh=pNEc1TPiAIZt3rN9WNHeyVhXHDr9Ion7WfxFK0J1/rM=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=cVefrzZu3DAMnd11K5kgkdd5Ovhp3Bvde3fKB+HoglCKWR28+t0kH/o3xwKd/oungkerIvcYxDiYk55UwZ+ZFYwhsR925aZjBMgGxrKnivYvvCDz4Hmp+9Q5XwilP/S6vZT2rPIiFSOM8AToC16Qb7QE5v6BLfvf+xB2eA1wJCQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=JTzIgXir; 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="JTzIgXir" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8194E1F000E9; Wed, 8 Jul 2026 02:43:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1783478634; bh=gQMkZjVrRX195A2sZpFdOVdbbIHbDcG7jbXM/sMjK20=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=JTzIgXirpzruQvOyzG5SJZY1gI7pPm/3p5U0reFai28CMbJYbByxA/BQMmcafViVy NVtrmoDK8ljQ7CQSNbeLxC9u2EgxTW6tMfvYYpBKlCpTICZU4q7/u7ZQrbU6Y/8SYy 5DJK43sglbsYAkRVqMmmzqPTpjxh5B83Rmm/pMjuhwHwJvxzu9cWiYQyCLB5RaIi5/ O2EDYtcqumMe3/hOyCi5bvncVwQuJyvI6GxfwTqn/iCoVrqyYqJzTDukAbpn3wOQFb SlTOmT5+dGARxLxfhIosk1D1pVfY73Kz0GnojwuBLiJ41JLPNj8sBWVhScxxj4+n9q 90glREvd80qBw== Date: Tue, 7 Jul 2026 16:43:53 -1000 From: Tejun Heo To: Zhan Xusheng Cc: Peter Zijlstra , Andrew Morton , Oleg Nesterov , Ingo Molnar , linux-kernel@vger.kernel.org, Zhan Xusheng Subject: Re: [PATCH] sched: Remove unused tryget_task_struct() Message-ID: References: <20260708023011.652637-1-zhanxusheng@xiaomi.com> 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: <20260708023011.652637-1-zhanxusheng@xiaomi.com> On Wed, Jul 08, 2026 at 10:30:11AM +0800, Zhan Xusheng wrote: > tryget_task_struct() was added for sched_ext by commit a8532fac7b5d > ("sched_ext: TASK_DEAD tasks must be switched into SCX on ops_enable"). > All of its users in sched_ext were subsequently converted to > get_task_struct() by commit fbe3fb103596 ("sched_ext: Replace > tryget_task_struct() with get_task_struct()"), leaving the helper with > no callers. > > Remove the now-unused helper. No functional change. > > Signed-off-by: Zhan Xusheng Acked-by: Tejun Heo Thanks. -- tejun