From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.14]) (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 098F629C33F; Thu, 4 Sep 2025 07:34:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.14 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756971252; cv=none; b=L5vsdKIFFO/jCwW4eiHFrOIUjS+DksrqV+7b+/8VSSuoIdmRX7og/wuvJMdbCKApRnM3IqiAhpt/0WeR0Do0X0tOLWpUOPodI9P7ib2vKKzL286FYrtoxUSlgeBCrJK9EjmWtSgc7Y6AM0+Vjs2Q3aJeeF1cKInZGR1vZ8f3mnM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756971252; c=relaxed/simple; bh=L/bWGeB8kTEOn+PN/IeMrwA0U0cVwwjEnV+25ziMZ9E=; h=From:To:Cc:Subject:In-Reply-To:References:Date:Message-ID: MIME-Version:Content-Type; b=hix6g3oRRlxi1rYQtRVOfi5xdCdFXwfYKYWiUDdyo4SMGOtWwdTsBbrEhafLpdAnkkmvVm59z/DnmGoz+1wPllQAH9KmcYTWCGqfPX9/G+551CbtFu08331uYqzv27fLsrLPSyPJ+xM/fr9bbUM36L6XBrobeYAEvEzgqZ83+fE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=T6LTMTvn; arc=none smtp.client-ip=192.198.163.14 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="T6LTMTvn" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1756971251; x=1788507251; h=from:to:cc:subject:in-reply-to:references:date: message-id:mime-version; bh=L/bWGeB8kTEOn+PN/IeMrwA0U0cVwwjEnV+25ziMZ9E=; b=T6LTMTvn0X+vSEvRy7YrG5CBVYg38xEicz0nTveAho9CZy2ieu9Ojf27 2TRveF9FofdOh/qfJvuvh002LJvx7maOiVYKk7S7EiN9J+8Wv1RXipDYR CDf6KkwTXxZ8MHEbqb3Q0FBBYI2HM4DWGrZugl5e2QLUsOpm5NZySj0oS z1Y7/k8WL2xBe0sU4ZngfHFsakTx3hfnp/PxOerrWhS+ozclpU98XKeBW xsTRY+eFZvp4hza1MZJxA1s3Dovw7K3TrvEcbHqDxrmFet/SSgAuMXvs3 Ke1izfpl4e1C8E7nbkUwxhQ1S9MPEtqWb9s49t0vZYDgrW5SxbJC3G3fc A==; X-CSE-ConnectionGUID: 9WUmbFssQD+mUyACJGsXyg== X-CSE-MsgGUID: KVg9oenkSumbf6oA9+Zo3w== X-IronPort-AV: E=McAfee;i="6800,10657,11542"; a="59369853" X-IronPort-AV: E=Sophos;i="6.18,237,1751266800"; d="scan'208";a="59369853" Received: from orviesa004.jf.intel.com ([10.64.159.144]) by fmvoesa108.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Sep 2025 00:34:11 -0700 X-CSE-ConnectionGUID: jcYrLhqzS1qmJh6Hprb+UQ== X-CSE-MsgGUID: okMTWexWT5yQoiSVO9wCaA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.18,237,1751266800"; d="scan'208";a="176157061" Received: from carterle-desk.ger.corp.intel.com (HELO localhost) ([10.245.246.79]) by orviesa004-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Sep 2025 00:34:08 -0700 From: Jani Nikula To: Kees Cook Cc: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, "Gustavo A. R. Silva" , linux-hardening@vger.kernel.org Subject: Re: [PATCH 3/3] overflow: add range_overflows() and range_end_overflows() In-Reply-To: <202509031942.A1669D10F@keescook> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo References: <20250829174601.2163064-1-jani.nikula@intel.com> <20250829174601.2163064-3-jani.nikula@intel.com> <202509031942.A1669D10F@keescook> Date: Thu, 04 Sep 2025 10:34:04 +0300 Message-ID: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain On Wed, 03 Sep 2025, Kees Cook wrote: > On Fri, Aug 29, 2025 at 08:46:01PM +0300, Jani Nikula wrote: >> Move the range_overflows() and range_end_overflows() along with the _t >> variants over from drm/i915 and drm/buddy to overflow.h. >> >> Cc: Kees Cook >> Cc: Gustavo A. R. Silva >> Cc: linux-hardening@vger.kernel.org >> Signed-off-by: Jani Nikula > > Looks good to me! :) > > Reviewed-by: Kees Cook Cool, thanks! How do you want to handle merging this? BR, Jani. -- Jani Nikula, Intel