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 B5CA93CBE6E for ; Fri, 11 Sep 2026 19:50:47 +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=1789156260; cv=none; b=NEyd9kIcep10PxAyuVwByibhhpHPDN+IMHo+ZngdBP8EaGsMwVdkv8DQWGEk1uAxTEZCZpCwHusmj5G+YHbBhBpzERdrJ47y8ZvgFBKB0HR8vwzJRY4H5cQAtqOdNUWd3Mg1xMsdj3x3azvBAPGdy+wIOwL0bCz6OHTne4Fxpio= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789156260; c=relaxed/simple; bh=PVwLwogdaUnsvqXyRP8LadhWCD3jo0mmmK4qF5DkNNs=; h=From:Subject:To:Cc:In-Reply-To:References:Content-Type:Date: Message-Id; b=aPKdrk/+O/5jYfRt73X9E+38a86tH7ZLO7b65H9ninHmEyOo93ql3k6PEA4+lWdnn5AdaaYwEZgZNhQngCXgljS9p7RuvNWVZoqYm+S54BHvYKBXogyyYAZcWC+o6tn8q4UpiBO//X+zt8b3T+Rltp3lzMcTptPRCceBc4bGDyc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=f5nYlHqJ; 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="f5nYlHqJ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C4A901F0089B; Fri, 11 Sep 2026 19:50:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1789156246; bh=PVwLwogdaUnsvqXyRP8LadhWCD3jo0mmmK4qF5DkNNs=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=f5nYlHqJpV6jV+9Q6KotdL3aE6xgPGGzficVKhXVQWWx4wmdCgGshRcZ7NyU1aSPk EZCWzNZypHBe/VpxrdcTMq/VOvE/Hdi1RWctyC/QM2Z+t+HmcRQhAYHui/SpRxSUCR vpD0uOEJd7eS9Bh9t44hzw5+dupLahIGT8U4oXaTqyuTilnugJxVRIqF1JXj4dOPMG 8qsyd2HJrTpYSrqlnOQbmkUwTHEWJ03YXkSUblbj6gB3wzxoXMhRd2CqX9AZn0GtwT AFvW+rYnlrCYj46h++rxYt6eEQAieKv1KCl17GkDq3F9KeCinWtrH2VYNgeq0iWdIW m9ffzSKbfLPrg== From: sashiko-bot@kernel.org Subject: Re: [PATCH v3 07/12] mm: enable MMU_GATHER_RCU_TABLE_FREE for m68k-coldfire Reply-To: sashiko-reviews@lists.linux.dev To: =?utf-8?b?TG9yZW56byBTdG9ha2VzIChBUk0p?= Cc: "Vasily Gorbik" , "Heiko Carstens" , "Alexander Gordeev" , "Christian Borntraeger" , linux-s390@vger.kernel.org In-Reply-To: <20260911-rcu-pagetable-freeing-v3-7-7b8c86103821@kernel.org> References: <20260911-rcu-pagetable-freeing-v3-0-7b8c86103821@kernel.org> <20260911-rcu-pagetable-freeing-v3-7-7b8c86103821@kernel.org> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Fri, 11 Sep 2026 19:50:45 +0000 Message-Id: <20260911195045.C4A901F0089B@smtp.kernel.org> Precedence: bulk X-Mailing-List: linux-s390@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: > Similar to sun3, the coldfire variant of m68k uses 2-level page tables. >=20 > Update its __pte_free_tlb() function to use tlb_remove_ptdesc() in order > that, with CONFIG_MMU_GATHER_RCU_TABLE_FREE, page tables are freed under > RCU. >=20 > The page tables occupy a page each and have no odd semantics, so this > change suffices to allow enabling of CONFIG_MMU_GATHER_RCU_TABLE_FREE for > m68k-coldfire, so do so. >=20 > This forms part of an overall effort to switch every architecture to this > mode. >=20 > Acked-by: Kiryl Shutsemau (Meta) > Signed-off-by: Lorenzo Stoakes (ARM) Sashiko has reviewed this patch and found no issues. It looks great! --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20260911-rcu-pageta= ble-freeing-v3-0-7b8c86103821@kernel.org?part=3D7