From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5557EC433F4 for ; Fri, 21 Sep 2018 00:15:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 08F1921479 for ; Fri, 21 Sep 2018 00:15:34 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=zx2c4.com header.i=@zx2c4.com header.b="EVK1j/R3" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 08F1921479 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=zx2c4.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388751AbeIUGBh (ORCPT ); Fri, 21 Sep 2018 02:01:37 -0400 Received: from frisell.zx2c4.com ([192.95.5.64]:33427 "EHLO frisell.zx2c4.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725823AbeIUGBh (ORCPT ); Fri, 21 Sep 2018 02:01:37 -0400 Received: by frisell.zx2c4.com (ZX2C4 Mail Server) with ESMTP id 499de603; Thu, 20 Sep 2018 23:57:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=zx2c4.com; h=from:to:cc :subject:date:message-id:mime-version:content-transfer-encoding; s=mail; bh=cZBWkEKOtTRZyHxO/CPoLybUAi8=; b=EVK1j/R3aIU+22r9g11C tGPNgZ6OmFn7OwX5dkijmwJmtroeWC18EbpmMm5yvYSLlrRg4BXyMCCzwBCMzuQ6 RsaB1GHQbMipdu6qEiTA/wu21vDoNM/1Wt5cBN+XU7EqA+kaTfxZU1Ku+vtio0OQ cLimQtoaSzQVWZUDVEVi8YJyg+iDl2sVmxg3HJLgMCMgIlqA90X1lnsRl8pVNI64 HRXKdhuV00+2oRQnc2UBaGKvI+w+E5MScHEiiq3XPm/cG426ZUk3QOqOnUFehU7n FyK8lA8lBcTzryKG7vAcQlOEZS5XE88UkBftH3kl+BZ6m26yWFMxmBGsvrMEo/n+ Mg== Received: by frisell.zx2c4.com (ZX2C4 Mail Server) with ESMTPSA id a9aa2bd6 (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256:NO); Thu, 20 Sep 2018 23:57:38 +0000 (UTC) From: "Jason A. Donenfeld" To: Arnd Bergmann , Ard Biesheuvel , LKML , Andrew Lutomirski Cc: "Jason A. Donenfeld" Subject: [PATCH] framewarn: expand KASAN_EXTRA exception to KASAN Date: Fri, 21 Sep 2018 02:15:13 +0200 Message-Id: <20180921001513.12504-1-Jason@zx2c4.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org It turns out that KASAN in general will bloat stack frames in unexpected ways, not just KASAN_EXTRA. So, this patch trivially changes that default to be associated with KASAN instead of KASAN_EXTRA. Signed-off-by: Jason A. Donenfeld --- lib/Kconfig.debug | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 4966c4fbe7f7..39078a080e29 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -222,7 +222,7 @@ config ENABLE_MUST_CHECK config FRAME_WARN int "Warn for stack frames larger than (needs gcc 4.4)" range 0 8192 - default 3072 if KASAN_EXTRA + default 3072 if KASAN default 2048 if GCC_PLUGIN_LATENT_ENTROPY default 1280 if (!64BIT && PARISC) default 1024 if (!64BIT && !PARISC) -- 2.19.0