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[209.132.180.67]) by mx.google.com with ESMTP id t18si1551315ejx.354.2019.11.21.04.02.10; Thu, 21 Nov 2019 04:02:35 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=wSnXJmWI; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727121AbfKUL7b (ORCPT + 99 others); Thu, 21 Nov 2019 06:59:31 -0500 Received: from mail.kernel.org ([198.145.29.99]:46202 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726573AbfKUL72 (ORCPT ); Thu, 21 Nov 2019 06:59:28 -0500 Received: from localhost.localdomain (236.31.169.217.in-addr.arpa [217.169.31.236]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 9BC4620872; Thu, 21 Nov 2019 11:59:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574337568; bh=q4PVDG8jw34RjDKxPp2nT/hAOC7Wfja0Y9+ACVokqJg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=wSnXJmWIUcA6HJ4ZX5wb59NdNbkAdPrQt4siX+/DLIYvAwXWkrFXbcVvBMomip1lw CPMzupczCLs1tHkSlfn0hQiuxDjvmdFXyigCtM6lhTCQtPjJm2lwk/NzLjExczlCit CblRXz2+Kf+leqIrV1/qyZ2ze3pNZQMZqtcb1LRU= From: Will Deacon To: linux-kernel@vger.kernel.org Cc: Will Deacon , Kees Cook , Ingo Molnar , Elena Reshetova , Peter Zijlstra , Ard Biesheuvel , Hanjun Guo Subject: [RESEND PATCH v4 10/10] drivers/lkdtm: Remove references to CONFIG_REFCOUNT_FULL Date: Thu, 21 Nov 2019 11:59:02 +0000 Message-Id: <20191121115902.2551-11-will@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191121115902.2551-1-will@kernel.org> References: <20191121115902.2551-1-will@kernel.org> 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 CONFIG_REFCOUNT_FULL no longer exists, so remove all references to it. Cc: Ingo Molnar Cc: Elena Reshetova Cc: Peter Zijlstra Cc: Ard Biesheuvel Cc: Kees Cook Acked-by: Kees Cook Signed-off-by: Will Deacon --- drivers/misc/lkdtm/refcount.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/misc/lkdtm/refcount.c b/drivers/misc/lkdtm/refcount.c index abf3b7c1f686..de7c5ab528d9 100644 --- a/drivers/misc/lkdtm/refcount.c +++ b/drivers/misc/lkdtm/refcount.c @@ -119,7 +119,7 @@ void lkdtm_REFCOUNT_DEC_ZERO(void) static void check_negative(refcount_t *ref, int start) { /* - * CONFIG_REFCOUNT_FULL refuses to move a refcount at all on an + * refcount_t refuses to move a refcount at all on an * over-sub, so we have to track our starting position instead of * looking only at zero-pinning. */ @@ -202,7 +202,6 @@ static void check_from_zero(refcount_t *ref) /* * A refcount_inc() from zero should pin to zero or saturate and may WARN. - * Only CONFIG_REFCOUNT_FULL provides this protection currently. */ void lkdtm_REFCOUNT_INC_ZERO(void) { -- 2.24.0.432.g9d3f5f5b63-goog