Message ID | 20200506195138.22086-11-broonie@kernel.org (mailing list archive) |
---|---|
State | New, archived |
Headers | show
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Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jWQ7c-0006TD-8B; Wed, 06 May 2020 19:54:24 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jWQ5e-0004Ls-BK for linux-arm-kernel@lists.infradead.org; Wed, 06 May 2020 19:52:24 +0000 Received: from localhost (fw-tnat.cambridge.arm.com [217.140.96.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id DDCFE207DD; Wed, 6 May 2020 19:52:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1588794741; bh=xXgAlVQ+fZjjhJDjHBj+kobr7+HqUmOW/gDHHpp5Orw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Q42xFV9oKWVToV4ehfxhEpzAqRxn5kIXY5+m+Ishr3DTmPag1Y7IHnT9n0PPCET+F kkwLk+ltcdK87O1Q8XVRlyXCCNPml1EKIE1xR7oS8x+F6xqhC4zVRDw83MGbH3VS6i gK5fzFN3FDIUKeLaNnqsMhmnc3hnpfhMbDzYrFDE= From: Mark Brown <broonie@kernel.org> To: Vincenzo Frascino <Vincenzo.Frascino@arm.com>, Will Deacon <will@kernel.org>, Catalin Marinas <catalin.marinas@arm.com> Subject: [PATCH v3 10/11] arm64: vdso: Force the vDSO to be linked as BTI when built for BTI Date: Wed, 6 May 2020 20:51:37 +0100 Message-Id: <20200506195138.22086-11-broonie@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200506195138.22086-1-broonie@kernel.org> References: <20200506195138.22086-1-broonie@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200506_125222_452606_E986CEDC X-CRM114-Status: GOOD ( 11.01 ) X-Spam-Score: -5.2 (-----) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (-5.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at https://www.dnswl.org/, high trust [198.145.29.99 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.0 DKIMWL_WL_HIGH DKIMwl.org - Whitelisted High sender X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: <linux-arm-kernel.lists.infradead.org> List-Unsubscribe: <http://lists.infradead.org/mailman/options/linux-arm-kernel>, <mailto:linux-arm-kernel-request@lists.infradead.org?subject=unsubscribe> List-Archive: <http://lists.infradead.org/pipermail/linux-arm-kernel/> List-Post: <mailto:linux-arm-kernel@lists.infradead.org> List-Help: <mailto:linux-arm-kernel-request@lists.infradead.org?subject=help> List-Subscribe: <http://lists.infradead.org/mailman/listinfo/linux-arm-kernel>, <mailto:linux-arm-kernel-request@lists.infradead.org?subject=subscribe> Cc: Kees Cook <keescook@chromium.org>, Daniel Borkmann <daniel@iogearbox.net>, Jean-Philippe Brucker <jean-philippe.brucker@arm.com>, Mark Brown <broonie@kernel.org>, Amit Kachhap <amit.kachhap@arm.com>, Dave Martin <Dave.Martin@arm.com>, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" <linux-arm-kernel-bounces@lists.infradead.org> Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org |
Series |
arm64: BTI kernel and vDSO support
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expand
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diff --git a/arch/arm64/kernel/vdso/Makefile b/arch/arm64/kernel/vdso/Makefile index dd2514bb1511..51ad1cce8133 100644 --- a/arch/arm64/kernel/vdso/Makefile +++ b/arch/arm64/kernel/vdso/Makefile @@ -17,8 +17,10 @@ obj-vdso := vgettimeofday.o note.o sigreturn.o targets := $(obj-vdso) vdso.so vdso.so.dbg obj-vdso := $(addprefix $(obj)/, $(obj-vdso)) +btildflags-$(CONFIG_ARM64_BTI_KERNEL) += -z force-bti + ldflags-y := -shared -nostdlib -soname=linux-vdso.so.1 --hash-style=sysv \ - --build-id -n -T + --build-id -n $(btildflags-y) -T ccflags-y := -fno-common -fno-builtin -fno-stack-protector -ffixed-x18 ccflags-y += -DDISABLE_BRANCH_PROFILING