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 D0B3A2FBE1F; Mon, 13 Jul 2026 22:45:37 +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=1783982739; cv=none; b=WqzJsvuGWz7B3vm3wdzfJmKwiSLIIuqmpWP9+XuoIKvU9xOVvL4V4kJVeSUfgiSOplpAgj6CWLDqPG3E2n71GNFWP6dLBblsd2Q7cRGs5Ckd9UeiCTACBgbms8C+tyCbnCrBaUPxaC5rDR4TzSI+viOZQ0cAsFGg6yYWFdFkyuQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783982739; c=relaxed/simple; bh=KoZgYoV6LVbvr5a/Ri2RZeRNUucziB4DF0uxNYrmx1U=; h=Date:From:To:Cc:Subject:Message-Id:In-Reply-To:References: Mime-Version:Content-Type; b=cN1ELu0V9pNAgivsDGp1Qq5NPvvFsfRNi9DDXz5+IHbkfFs7iD0R8tz354h8KrVq6zfOj571HsHg37/NjvnZPglJZHbv805iTmJ89G7UU+pOOKittUWZMwNSyyJ5EnLSZKs6LazAGuBygxYCsQ78wlHlLCH7i1J5upUoraZNheQ= 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=DjnhDYqH; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="DjnhDYqH" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D21771F000E9; Mon, 13 Jul 2026 22:45:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux-foundation.org; s=korg; t=1783982737; bh=adnYTFi3hoT5aFMOesERJpy3+zRYVUFF+RkxLaSOV5A=; h=Date:From:To:Cc:Subject:In-Reply-To:References; b=DjnhDYqH05eQ/7HFowjW8Rg67YLnpNK8S5WnhB/Caim8Ni6IKziN7IvqqsTpwVRXT PMtPLLU/mEWJPiMd3fD7JuVerRhg9R6QFlBw+PJJKVNUtuSM691nugGB6JmjFy2ka6 croIvxMU+tK89yt+R7GdUBAIMoJ1m8j6C4g4WY/c= Date: Mon, 13 Jul 2026 15:45:35 -0700 From: Andrew Morton To: Stanislav Kinsburskii Cc: airlied@gmail.com, akhilesh@ee.iitb.ac.in, corbet@lwn.net, dakr@kernel.org, david@kernel.org, decui@microsoft.com, haiyangz@microsoft.com, jgg@ziepe.ca, kees@kernel.org, kys@microsoft.com, leon@kernel.org, liam@infradead.org, lizhi.hou@amd.com, ljs@kernel.org, longli@microsoft.com, lyude@redhat.com, maarten.lankhorst@linux.intel.com, mamin506@gmail.com, mhocko@suse.com, mripard@kernel.org, nouveau@lists.freedesktop.org, ogabbay@kernel.org, oleg@redhat.com, rppt@kernel.org, shuah@kernel.org, simona@ffwll.ch, skhan@linuxfoundation.org, surenb@google.com, tzimmermann@suse.de, vbabka@kernel.org, wei.liu@kernel.org, dri-devel@lists.freedesktop.org, linux-mm@kvack.org, linux-doc@vger.kernel.org, linux-hyperv@vger.kernel.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-rdma@vger.kernel.org Subject: Re: [PATCH v8 0/8] mm/hmm: Add mmap lock-drop support for userfaultfd-backed mappings Message-Id: <20260713154535.7656b3a630e2f6f076b4e76e@linux-foundation.org> In-Reply-To: References: <178371866223.900500.12312667138651735591.stgit@skinsburskii> <20260710151151.1e193eedd0cf2591ae392f76@linux-foundation.org> <20260710224950.53bcb43ce7e564f07a1f6a8c@linux-foundation.org> X-Mailer: Sylpheed 3.8.0beta1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit On Mon, 13 Jul 2026 13:57:55 -0700 Stanislav Kinsburskii wrote: > > > I rebased this series on top of mm-new right before sending it out. > > > Should I have used a different branch? > > > > mm-new is good - Sashiko attempts that. But it's changing rapidly at > > this point in the development cycle. > > > > I’d like to send another revision addressing a few comments and also > replace the `max/max_t` check with something simpler. > > Which branch should I base it on so that Sashiko can apply it > successfully? mainline Linus would be safest. > Or would it be better to send fixups against `mm-new`? That should work as well, but it doesn't give us a Sashiko scan of the whole patchset.