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a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=hi8Cu8vAZVRE/aapAAyha6S0ojR+GJofj/wY0IAnOZ0=; b=awwIJnIumRZYIpUWE4mzolcStt4K1aA3h+cnltcEIVbLNa3n9mSY0UCxCRWO+4HrcO YAA5iKXi6gx72tv1hs1k9UrzBiuAx9MkZpEvTuVxkboWcfUJUsBiNVx8PobLliEsqq6G izgg9uUJpM+hINR8Gr7cHT1NYR2cem5tTpLOyJPEu31AvE6/rklwsWCaGyXjpUQkKWnh OD+XUK/ZCtA/zYJ9x6IMI6yOGwXOH4+08ZG4tp2D5W9mVv2lxsOCtEwqMfJIN6uNmfW3 3TY7t4fcmT5McmEMjjhg07UAXdUpJJ9d+FzrF6OVFPg55GHbKOn5PgbThI6bHZz5uzBo Q6IA== X-Gm-Message-State: APjAAAWMczQp7jWBdSG3BHl8tUq0GX3bO/ihtEpUgUeIue7e0WsswxPK 0TiWWCmgmS513G1LeukOCtoGonZ7XQIlllLIO88= X-Google-Smtp-Source: APXvYqz6YRDXL8kUecfGxnqeQq30ocBHNq/zxXBU9i1Pelv7UcRC8hJJlGnCkmCBQjmZ8Y0bj93wNqvrOEFGlVoQDyk= X-Received: by 2002:a63:134a:: with SMTP id 10mr7622711pgt.441.1572540443216; Thu, 31 Oct 2019 09:47:23 -0700 (PDT) Date: Thu, 31 Oct 2019 09:46:35 -0700 In-Reply-To: <20191031164637.48901-1-samitolvanen@google.com> Message-Id: <20191031164637.48901-16-samitolvanen@google.com> Mime-Version: 1.0 References: <20191018161033.261971-1-samitolvanen@google.com> <20191031164637.48901-1-samitolvanen@google.com> X-Mailer: git-send-email 2.24.0.rc0.303.g954a862665-goog Subject: [PATCH v3 15/17] arm64: vdso: disable Shadow Call Stack From: samitolvanen@google.com To: Will Deacon , Catalin Marinas , Steven Rostedt , Masami Hiramatsu , Ard Biesheuvel X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191031_094732_791961_A0288497 X-CRM114-Status: GOOD ( 10.29 ) X-Spam-Score: -7.7 (-------) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-7.7 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [2607:f8b0:4864:20:0:0:0:54a listed in] [list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record -7.5 USER_IN_DEF_DKIM_WL From: address is in the default DKIM white-list 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -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_VALID Message has at least one valid DKIM or DK signature -0.0 DKIMWL_WL_MED DKIMwl.org - Medium sender X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , Kees Cook , Jann Horn , Masahiro Yamada , kernel-hardening@lists.openwall.com, Nick Desaulniers , linux-kernel@vger.kernel.org, Miguel Ojeda , clang-built-linux@googlegroups.com, Sami Tolvanen , Laura Abbott , Dave Martin , linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Signed-off-by: Sami Tolvanen Reviewed-by: Nick Desaulniers Reviewed-by: Kees Cook --- arch/arm64/kernel/vdso/Makefile | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/kernel/vdso/Makefile b/arch/arm64/kernel/vdso/Makefile index dd2514bb1511..a87a4f11724e 100644 --- a/arch/arm64/kernel/vdso/Makefile +++ b/arch/arm64/kernel/vdso/Makefile @@ -25,7 +25,7 @@ ccflags-y += -DDISABLE_BRANCH_PROFILING VDSO_LDFLAGS := -Bsymbolic -CFLAGS_REMOVE_vgettimeofday.o = $(CC_FLAGS_FTRACE) -Os +CFLAGS_REMOVE_vgettimeofday.o = $(CC_FLAGS_FTRACE) -Os $(CC_FLAGS_SCS) KBUILD_CFLAGS += $(DISABLE_LTO) KASAN_SANITIZE := n UBSAN_SANITIZE := n