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 7577A2D9787; Sun, 31 May 2026 19:24:59 +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=1780255500; cv=none; b=Uz6Nlvfr0Hq2dTxe5Y9dP7o5SXzKe7btwefrGGp/XbA6jtYJaiwnH5B42Jq6yqtm/i+dMzT0kTdH40edfKrSFT8jLHSyNqHSObesnjkSsAorp3keYE8xBLhd8dof1pOhNa71IkMT2FpOlLJ7HH+/daRS0wdFa6TX0tEKVT2ylAE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780255500; c=relaxed/simple; bh=4thto6ApMgQzLePk8QhDxaNshU7SAUo/AZxlyelN8qE=; h=Date:From:To:Cc:Subject:Message-Id:In-Reply-To:References: Mime-Version:Content-Type; b=MWUCCyTxniBE5j/pOoEOh2bgMcPPF2f70fGpUY6ik89rTHytVCdxmuK8Zfz9N0MposuqH9x5g7NxsaocHu7eeTJQ/W0ehFtpiQwIXPL0M1y/udtWtmRCXTTkehiShb3/wxFz6tH4h6n1kqrLTYk1nvyPWlXGEBbMpL4qKse10Xc= 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=BqUnGLzc; 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="BqUnGLzc" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9434C1F00893; Sun, 31 May 2026 19:24:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux-foundation.org; s=korg; t=1780255499; bh=Uko1Vuv+TRAWbjerQEGKNfOSzZb/odVklCx5MByR3WQ=; h=Date:From:To:Cc:Subject:In-Reply-To:References; b=BqUnGLzcGY9YmhTi41lBU6NbdBR4BH3icQiVpu7Cu4k8LsPyfwWTbimSnSi491BMM 7gJbMySUzveXwFRISDc9OGmLtP2Pe98w/fnTvdELdKirOql5+FBFKEe1bgIk8/hkgk t3xzRG/x170r1rjn3A4sInX2dhb71mwlk+YEOK18= Date: Sun, 31 May 2026 12:24:58 -0700 From: Andrew Morton To: Dev Jain Cc: liam@infradead.org, ljs@kernel.org, jgg@ziepe.ca, leon@kernel.org, david@kernel.org, shuah@kernel.org, vbabka@kernel.org, jannh@google.com, pfalcato@suse.de, balbirs@nvidia.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, rppt@kernel.org, surenb@google.com, mhocko@suse.com, linux-kselftest@vger.kernel.org, usama.arif@linux.dev, ryan.roberts@arm.com, anshuman.khandual@arm.com Subject: Re: [PATCH v2 0/2] mm/hmm: A fix and a selftest Message-Id: <20260531122458.864e9deac7425e1b71c14f3a@linux-foundation.org> In-Reply-To: <20260530085413.1270139-1-dev.jain@arm.com> References: <20260530085413.1270139-1-dev.jain@arm.com> X-Mailer: Sylpheed 3.8.0beta1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: linux-kernel@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 Sat, 30 May 2026 08:54:10 +0000 Dev Jain wrote: > Patch 1 fixes a stale warning present from the time when only migration > softleaf entries were supported at the PMD level. > > Patch 2 adds some code into hmm-tests.c which exercises the pagemap path > for PMD device-private entries. David, I'll retain your ack on patch 1. Sashiko has a concern about the selftest: https://sashiko.dev/#/patchset/20260530085413.1270139-1-dev.jain@arm.com