From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 933AD21FF46; Thu, 15 Jan 2026 20:53:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768510406; cv=none; b=CD8vOmdv4yQSvvdbD8F/0ReIVTEfqmx2IEU35H/z8+miQmYMpqenA84dQSuLWjBfHlh64/Ci32QP3zNTu9BQo/vJtQv40Dui6AZ8Ca+7aPSyCEq0NyKfsSqSWLEpOwFEoVphqYmFa1sn57oIZpQDRD+tndyw3KnF0XmdfnQ4zqE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768510406; c=relaxed/simple; bh=+kSn6OZb689goDZqhJCcy2AxMqtGudBDlkvG4nHQZN8=; h=Date:From:To:Cc:Subject:Message-Id:In-Reply-To:References: Mime-Version:Content-Type; b=EmRQsi3UZHsxVk3xiGtW2XEdQDk98CmvJqzNj1TAvAq3jAx7RWgyLWQzVE7HGBHbXkj12yfsVxxwbeCYvxoHTHSOubZ/XLtI32YPsMbcuNTQ8nCy9g8g8FJDzkHPrbTkdP1q7oNruBphrJNlepTzy7yj1HDplNzV3dmJH8JaQzg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=FKLxLDO6; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="FKLxLDO6" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 78038C116D0; Thu, 15 Jan 2026 20:53:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1768510406; bh=+kSn6OZb689goDZqhJCcy2AxMqtGudBDlkvG4nHQZN8=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=FKLxLDO6WXGtdWy1XYnd/pnyJXXBMLdvo3ZvG1BHZf8HQJO80m9gwZxcxFcynmIu2 JVqSh29Yf4miHM1RVCKZINiVX4Dy9/POf8a5LSlyVZlW/HUMOcpHX6n3oooRr7XpUW NCVaEuUx2RPTF9CggzR1Xnyinjj1b8guq+FoIHBk= Date: Thu, 15 Jan 2026 12:53:24 -0800 From: Andrew Morton To: "David Hildenbrand (Red Hat)" Cc: Lorenzo Stoakes , linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, linux-mm@kvack.org, Will Deacon , "Aneesh Kumar K.V" , Nick Piggin , Peter Zijlstra , Arnd Bergmann , Muchun Song , Oscar Salvador , "Liam R. Howlett" , Vlastimil Babka , Jann Horn , Pedro Falcato , Rik van Riel , Harry Yoo , Laurence Oberman , Prakash Sangappa , Nadav Amit Subject: Re: [PATCH RESEND v3 0/4] mm/hugetlb: fixes for PMD table sharing (incl. using mmu_gather) Message-Id: <20260115125324.6373966518a479c585c4f404@linux-foundation.org> In-Reply-To: <84a00b16-0fd3-4a32-bb7a-f117dcdcf1e2@kernel.org> References: <20251223214037.580860-1-david@kernel.org> <20260115100501.2b956d74aabfe142d37aa608@linux-foundation.org> <84a00b16-0fd3-4a32-bb7a-f117dcdcf1e2@kernel.org> X-Mailer: Sylpheed 3.8.0beta1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: linux-arch@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Thu, 15 Jan 2026 20:40:13 +0100 "David Hildenbrand (Red Hat)" wrote: > On 1/15/26 19:05, Andrew Morton wrote: > > On Thu, 15 Jan 2026 17:22:30 +0000 Lorenzo Stoakes wrote: > > > >> Any update on this series? It's a hotfix series and I don't see it queued > >> up anywhere in either mm-hotfixes-unstable or mm-hotfixes-stable, this > >> issue is causing ongoing problems for a lot of people, is there any reason > >> it's being delayed? > >> > >> It's received extensive approval and testing, so should be GTG right? > > > > This has been in mm-unstable for a long time. As the series had a > > mixture of cc:stable and not-cc:stable patches, I figured we'd merge > > them all into next merge window and let the -stable maintainers figure > > it all out. > > > > As this is more urgent than I believed, we need to figure out what to > > do. > > > > a) Pluck out the two cc:stable patches, merge just those into 6.19-rc. > > > > b) Merge all of them into 6.19-rc, let -stable maintainers figure it out > > Right. We can just CC: stable on comment fixes #2 and #3 to make > back-porting easier. Yep. Seems lame to be backporting comment fixes because real fixes were textually dependent. Also seems lame to retain known-wrong comments in stable kernels! > > > > > > Also, David, where do we stand with > > > > : I'd love to get some generic hugetlb testing on arm64 and powerpc, > > : that do hugetlb TLB flushing stuff a bit more special. > > : > > : I'll try doing some arm64 testing early in the new year myself. > > > > ? > > Not done yet, unfortunately. (I don't (yet) have easy access to decent > arm64 hardware ;) ) > > I still hope that Jann could quickly have a look, but it's been a while > already since I posted v1. OK. It may well have had the hoped-for testing in linux-next, only we didn't hear about it.