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 63C45343884; Mon, 1 Jun 2026 08:34:05 +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=1780302846; cv=none; b=eONaPgkunYhxZ9uvdxv+Lo7Ha4uNkb5jcyrhmS39XuwKq+7J/vtsdIVh7gN11DTPk4b1znU4XxVfMfZejg5QPeHFe35EuhLbeQTP0OWktz7wyRXF4oW9AQbrSHA108tnyt1LXIpKkJ+dZm3S06IjmUmrQlRtS65Q9ShJ9Je3SdU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780302846; c=relaxed/simple; bh=AltAPJcfXfD5rPwbxWGz0cnk7SQB5oAhxX9NMTZ/uTo=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=HO6Yvgwo3GNc8NhMfK2xEYGs2ZSM+as+EGvZZsN8xdkAM1MbePSxjHz5XUnKqx4L3XY8nWA5P/jQljzm8enQqnsLkFDN+XYn8i1Fz4vxm/YU4/TXOSw6sbzVHLCoxNQYM0uFiZ+MIeLJpJE4IhBrf7TzOr5denJ68r5zhZLaAzY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=CXftPvFa; 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="CXftPvFa" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 44F9D1F00893; Mon, 1 Jun 2026 08:34:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1780302845; bh=wiTClsOVSwfu9VvftExmoMrZ2cWgx+kZ+kOPgJ/Qv/c=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=CXftPvFaiZwnbZbbHShsnTN4L0B5W4IrTBJ29qVbhhvlXdQM6DLVoBZUGyjRLfuQd Ufoc9yi6e/6XFngBSfsUC+B1mrc82WduoFl+JqsRZUrBBDPTO6MjTXk/WnkL2SgbPX wH7Tp07EIw5F35piYK82HmjuQC3enpLjZj2bM1KMpF/3tVk28mRpCiRRpUFSsNsEtm zMTiKSKdEVIuu7SyE0jfQgMhUJvUgIMQgR7ygEZBXIG21d0Zz2XSDdrAdY3wZ1JTw8 8MjE+g98tl0vvyAu8dRBSDj/HCsuSlMiGiXWSq0ZDJZhrnDNz15yLBRVfLmNVw/3N/ mBhCJ2F+swj0A== Date: Mon, 1 Jun 2026 09:33:57 +0100 From: Lorenzo Stoakes To: Dev Jain Cc: akpm@linux-foundation.org, liam@infradead.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: References: <20260530085413.1270139-1-dev.jain@arm.com> 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-Disposition: inline In-Reply-To: <20260530085413.1270139-1-dev.jain@arm.com> On Sat, May 30, 2026 at 08:54:10AM +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. Thanks! FYI running the HMM tests locally I ran into a nasty issue that I sent a patch for [0]! [0]: https://lore.kernel.org/linux-mm/20260601083044.57132-1-ljs@kernel.org/ Cheers, Lorenzo > > --- > Applies on mm-unstable (404fb4f38e8f). > > Dev Jain (2): > fs/proc/task_mmu: do not warn on seeing non-migration pmd entry > selftests/mm/hmm-tests: test pagemap reads of PMD device-private > entries > > fs/proc/task_mmu.c | 1 - > tools/testing/selftests/mm/hmm-tests.c | 29 ++++++++++++++++++++++++++ > 2 files changed, 29 insertions(+), 1 deletion(-) > > -- > 2.43.0 >