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 8C40D4F474C for ; Tue, 22 Sep 2026 15:48:38 +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=1790092119; cv=none; b=ebEmhUMaan+jxYepeXy4RXniNZs3jBAmlUMy/lpPJYwbK1T7p2VCIz5juLfatQyiHwAoGE5FpQvygu2nPnDKuXyRAqHxKhye9Ql9+ufYs2HPBK1F/VNCM2zD85xsxxni016XwLEb77nz/V6z9GX0Rw054ZpKKpR9SZNxlr9Xneo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790092119; c=relaxed/simple; bh=PHDRsBp1ZbQ4+XLk48JJ4B8nT0Pd4d43U/Mwn2uUAFI=; h=From:Subject:To:Cc:In-Reply-To:References:Content-Type:Date: Message-Id; b=fKaSkTRKRmya5lLopStFnF/02EmGKagTl6kq9nA6q5I8jd3ndPi/L31Ia2EB8kb7T4bW6wbPHQtdKG91hs9zm7bKuwF7r8nAMjBY23k+xR2sT1A8EmQQHP6EgsARyth/ofF2G1vVG5266pG5nmb8WKWjGUzmZxOkY+46sfhSX0g= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=JOtjYKHC; 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="JOtjYKHC" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D58151F00898; Tue, 22 Sep 2026 15:48:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1790092118; bh=PHDRsBp1ZbQ4+XLk48JJ4B8nT0Pd4d43U/Mwn2uUAFI=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=JOtjYKHCkbv5JX0KcMxYRDljKq4cDC582DPjANpcaXEgURApjOan+iJnszixHeG6q 2c0N82HAYcnSbjFsK71FUnB4iUw+ZocH8admN+C+Qkk5hKmfYtz2Gm3bW/FcBuCkWK USganZ9rPZ4O/G+Q3kv3iT5d5srbm5IoY7NlsnjbpfeoSlTWV+qBjbetocrtONioXU ECFG+Jsl8rc36sLmDWywjloZaCFDHubRWpGgpNMo6+8MzN9gUtkRSfPgnZV0ImCSLU pvnAKToy55+l2e+Nxmrn+dewDQTU6X1AkuT31/QZcCnSLoHw2uA519MNUwgh8B3EIk CqTSDZFhAO2uw== From: sashiko-bot@kernel.org Subject: Re: [PATCH v4 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: "Heiko Carstens" , "Alexander Gordeev" , "Christian Borntraeger" , "Vasily Gorbik" , linux-s390@vger.kernel.org In-Reply-To: <20260922-rcu-pagetable-freeing-v4-7-fe1ad1f1e303@kernel.org> References: <20260922-rcu-pagetable-freeing-v4-0-fe1ad1f1e303@kernel.org> <20260922-rcu-pagetable-freeing-v4-7-fe1ad1f1e303@kernel.org> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Tue, 22 Sep 2026 15:48:37 +0000 Message-Id: <20260922154837.D58151F00898@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/20260922-rcu-pageta= ble-freeing-v4-0-fe1ad1f1e303@kernel.org?part=3D7