From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 924671BDAB5; Thu, 23 Jan 2025 23:51:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1737676272; cv=none; b=NpSNVj6Y6Pbwx3XJx9XPtP9Ox95xTP+QnYLNiHNt1qLsJGi+TtpCv7ZnABcxK4WyquEprm0jNCa6gFEjuQKfPf6qXY0ZQOeyGPoASriokzX0vsnMAPfeoXB4e2FgWqhppJ2a15K9zkDTaN10EZdwoq8VdcXlAZQ5l61+5UV4onE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1737676272; c=relaxed/simple; bh=DT6oax769El5tLMXqfdJPrLfVYni1M28D02nz3sh8Hc=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=mwxlUpJPf+Yycd6oyJ6I657FgbjAUzJJ28kIu9Em/d9mAfWvzbUJb6lgwbqcL8rJ/qcawvvOlZkooX5wQ8vJ/BwV6QPSDerk0MSSjy9f3CKGypZVZtzub05CJg88JPydHP82XU+WkSFH98sP9rYEUDOHwMmvWMw1aiN8T+7kjQI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=YUhy7IzY; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="YUhy7IzY" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 23035C4CEDD; Thu, 23 Jan 2025 23:51:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1737676272; bh=DT6oax769El5tLMXqfdJPrLfVYni1M28D02nz3sh8Hc=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=YUhy7IzYtWwCPOHMuA2Cd2Gjvleq5Yqmei09DkzBZKs91b8g4FpLqDxIxf9SEe0Vq eaK8weE4Yhsf2IoKppHGFXOwjuUMN59ehvvS1swQxo8e1EeRI7SFChSKD0yFY0GCKj PVqheZzuo5DoVymItpCbwKIHASqzex0tyKqwAivqNGWN52jdcETaxNlJCVNQKdaT3d hWfC9xhwbuVRvnDT4sM0xJ5v4MRIfs9yNwGAFx6SzYfH+ZgQznrtPASkQ0JM3/4tAH 8ZGl+fdHnejozF75wQ41S5nQOHOf9j/uMznffh+fFP52jJtVpjMHfgpn2ulBwSLHwe 9QzXc9hnN4ZUg== Date: Thu, 23 Jan 2025 15:51:09 -0800 From: Kees Cook To: Mel Gorman Cc: Daniel Micay , Paul Moore , linux-hardening@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v3 0/4] Allow default HARDENED_USERCOPY to be set at compile time Message-ID: <202501231550.1D3B9C9@keescook> References: <20250123221115.19722-1-mgorman@techsingularity.net> 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: <20250123221115.19722-1-mgorman@techsingularity.net> On Thu, Jan 23, 2025 at 10:11:11PM +0000, Mel Gorman wrote: > Changelog since v2 > o Default on > o Logic correction and simplification Thanks, this look good to me! I'll get this added to the hardening tree once the merge window closes. -- Kees Cook