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 86766199947 for ; Fri, 25 Sep 2026 20:33:36 +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=1790368417; cv=none; b=IGomsb3nMjqwxo0x+021umVj0QqZrgr1iGO7QFkyrVtuQ2TkJYrbpjT4gOxTLwuzDCRQyQu7r78ezGNGEUTufzNSktBu609oiTzfFQRFlM5pnbhXgFJXU8BJuCXVZdc00WdZyNoIQfzVv/FUj9vYnpsN0R9gMQnZ/rBJX9WtEOI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790368417; c=relaxed/simple; bh=5KzKuUYumcmLK4CHRe7gA2Uz1K+87R7BiTujcR0EsVA=; h=From:Subject:To:Cc:In-Reply-To:References:Content-Type:Date: Message-Id; b=fnhNEq5FSNBMDvUubNmSwUHv9E1SHOSj0C3nYthbcR3i8qR4/KyvnjykL7crKEvd2+miakoR+/qviZJj+ZwhtjjgBMFu3qe0PTKB1O9Inh4amxmF3+lCzVGjxbBiFbz+XMiIMAz7vgnbV7qcS4UnqGivus3KPDjfjMgfHHsL9Ic= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Ghhz95Fv; 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="Ghhz95Fv" Received: by smtp.kernel.org (Postfix) with ESMTPSA id DB55A1F000FF; Fri, 25 Sep 2026 20:33:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1790368416; bh=5KzKuUYumcmLK4CHRe7gA2Uz1K+87R7BiTujcR0EsVA=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=Ghhz95FvaoVrd3DMisUNPFheVbKMGvwgtRvxYwWjMS6Aujd6yu+YK5zW0/XrS8qaS LdQZKtodoI8m/NAe9rVb16+G0FdXH/lJFAabdtULoPKtE6M3W0K5kw7o8hTimeTg4A MbV8l2sXXqCYsMH3fr+3p7PcSjTEYwHncE9ehpJk2CEHPsvbdizLzPkHpTU04/GhoF xOnxhkhLj2iOYc4hvX3g/ayiPKqwG0bmT3ut+U5vrx+8Ta5fSXknZMSM1vP2pjNAV1 lyDLBmAsFtqjeibCavQFFcQ3fy0u0LU5wfkAymP2RaneTJshWwkNd7X5PIh2UftVLf Y/Zt0+qQ2eZ7w== From: sashiko-bot@kernel.org Subject: Re: [PATCH v5 11/12] mm: userland pgtable freeing is RCU-safe now, remove leftover bits Reply-To: sashiko-reviews@lists.linux.dev To: =?utf-8?b?TG9yZW56byBTdG9ha2VzIChBUk0p?= Cc: linux-s390@vger.kernel.org, "Vasily Gorbik" , "Alexander Gordeev" , "Christian Borntraeger" , "Heiko Carstens" In-Reply-To: <20260925-rcu-pagetable-freeing-v5-11-31e91065fea4@kernel.org> References: <20260925-rcu-pagetable-freeing-v5-0-31e91065fea4@kernel.org> <20260925-rcu-pagetable-freeing-v5-11-31e91065fea4@kernel.org> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Fri, 25 Sep 2026 20:33:35 +0000 Message-Id: <20260925203335.DB55A1F000FF@smtp.kernel.org> Precedence: bulk X-Mailing-List: linux-s390@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: > Now every architecture has been converted to support > CONFIG_MMU_GATHER_RCU_TABLE_FREE, this configuration option no longer mak= es > any sense to keep around. >=20 > Therefore remove it, and remove all the dead code that existed for > !CONFIG_MMU_GATHER_RCU_TABLE_FREE architectures previously. >=20 > Additionally, CONFIG_MMU_GATHER_TABLE_FREE is no longer necessary, as all > architectures instead use CONFIG_HAVE_ARCH_TLB_REMOVE_TABLE when a custom > __tlb_remove_table() is required, so remove this too. >=20 > A number of architectures only enabled CONFIG_MMU_GATHER_RCU_TABLE_FREE if > CONFIG_MMU was set, however the mmu_gather logic only actually does > something meaningful if CONFIG_MMU is set (mmu_gather.c is only compiled = in > this case, for instance). > [ ... ] >=20 > Acked-by: Kiryl Shutsemau (Meta) > Reviewed-by: Lance Yang > Acked-by: David Hildenbrand (Arm) > 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/20260925-rcu-pageta= ble-freeing-v5-0-31e91065fea4@kernel.org?part=3D11