From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx.itxnorge.no (itx-kvm-14.itxnorge.no [91.189.121.228]) (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 E1732395240; Sun, 18 Oct 2026 21:08:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=91.189.121.228 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1792357720; cv=none; b=icLheyLt9G4jIAGjS3Pmv71MkhsI5rOniTLBGC5Ycq/Jj29AFnbndrYsCXuPUNUIl4ssJIkP0iCohcupmRqX+9g9LezqEHnmWv69Hctp8MlBvO8nJmjo/6gBnld/C6AsOMebkSZmMbVPxhGEzuDupsX0DIx5tKTem9C+D6YTTUU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1792357720; c=relaxed/simple; bh=N3tcKlU8SvkUmQmBZi0BzH/KKWW601974k6exc9vqrU=; h=Message-ID:Subject:From:To:Cc:Date:In-Reply-To:References: Content-Type:MIME-Version; b=SNXOx1U45CpM/BbwecLxQFa5NmFg8LCfG2nVv0l8KY3qJK+QhIer3GGN0GBVr7gcfF5gKookF3gJ9bztQI2/0SR8Vkun3f85tuhk/4Y/PDyEufHvwJNuufjbfzLk9zPwL6rbqi2PYsT24YCEn6UehieJ4ZTf0S66Sk+ypaXXcp8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=itx.no; spf=pass smtp.mailfrom=itx.no; dkim=pass (1024-bit key) header.d=itx.no header.i=@itx.no header.b=mLhkdJ18; arc=none smtp.client-ip=91.189.121.228 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=itx.no Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=itx.no Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=itx.no header.i=@itx.no header.b="mLhkdJ18" Message-ID: DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=itx.no; s=mx.itx.no; t=1792357716; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=N3tcKlU8SvkUmQmBZi0BzH/KKWW601974k6exc9vqrU=; b=mLhkdJ18WOX6JryQihTQGivO3zZpHqWO6fGMCj7cwaQpQzAr+GF+1NsuvEZZa5UztXzhj5 x9nn7vGymEvD5XHin3fHlD2GDeqtw1eCnChcc+BoyjhfCrxx0oaYGE1uJ8b7C4UXlHi6gU EoHI39cbsaWcoTrhndVeYlhbpQrVPYE= Subject: Re: [PATCH v2 0/3] sparc64: Randomize mmap base and PIE executables From: Stian Halseth To: Magnus Lindholm Cc: John Paul Adrian Glaubitz , Andreas Larsson , "David S . Miller" , Kees Cook , Michel Lespinasse , Jan Engelhardt , sparclinux@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Date: Sun, 18 Oct 2026 23:08:33 +0200 In-Reply-To: References: <20261018122734.2594904-1-stian@itx.no> <6e2d2b2b7aa4029c261831016d8b6c40bc335341.camel@itx.no> <4f7dacd9b4cf0a43209be84f2408e6f7e033fd3d.camel@itx.no> Content-Type: multipart/signed; micalg="pgp-sha512"; protocol="application/pgp-signature"; boundary="=-BufmEGetig0tO3gMlS8x" Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 --=-BufmEGetig0tO3gMlS8x Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: quoted-printable Hi Magnus, On Sun, 2026-10-18 at 22:37 +0200, Magnus Lindholm wrote: > >=20 > > Additionally, outside of qemu testing, I'm a bit worried about > > sparc32 > > machines with virtually indexed caches. I've heard those can be > > fun, > > and I wouldn't feel confident about implementing it without testing > > on > > the "real thing". > >=20 >=20 > Stian, following your exchange with Adrian, would you be willing to > put > together a native sparc32 version? I can test it=A0 on my Hypersparc > SS-20. >=20 Sure, I could do that.=A0 Ideally, I would like to get this sparc64 series through review before I add anything else. Could be a follow up series based on this one. /Stian --=-BufmEGetig0tO3gMlS8x Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- iHUEABYKAB0WIQTK1ph9OaYoND1R57zoeAEuJe36VgUCatU1UgAKCRDoeAEuJe36 VuVKAP0cSMBZ6SDTS0DWLSLchPoPvpTgLEqfXS7kPSPasheALAEAoQhUpdtgBPTz CjTIY7tHgOlE9Q3FhIYspzMtpED0dwM= =BgY2 -----END PGP SIGNATURE----- --=-BufmEGetig0tO3gMlS8x--