From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kees Cook Subject: [PATCH v2 21/29] ia64: Move EXCEPTION_TABLE to RO_DATA segment Date: Thu, 10 Oct 2019 17:06:01 -0700 Message-ID: <20191011000609.29728-22-keescook@chromium.org> References: <20191011000609.29728-1-keescook@chromium.org> Return-path: DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=BONbSwO3yUZE8RnSGxOUsa1O5SfUej1bEo+UUtcRz+8=; b=WAsHYQawMi4SZmZgp8/tZRHbrTyjaN/efP/1ePAdIKhuzenhHAkQSemi72oSFyzy5T BUP8VJmLQCYcSjbNgTQmhLF0rh39giv7Aj/ab5NbcDAnNRa5xqPwvle+ummM9Ru1MTnT 6FSY7l03L75U7xLgPLADUTO/JJnoTeuiDWO4o= In-Reply-To: <20191011000609.29728-1-keescook@chromium.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Borislav Petkov Cc: Kees Cook , Rick Edgecombe , Dave Hansen , Andy Lutomirski , Arnd Bergmann , Michael Ellerman , Heiko Carstens , Will Deacon , linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, linux-alpha@vger.kernel.org, linux-ia64@vger.kernel.org, linux-s390@vger.kernel.org, linux-c6x-dev@linux-c6x.org, Yoshinori Sato , Michal Simek , linux-parisc@vger.kernel.org, linux-xtensa@linux-xtensa.org, x86@kernel.org, linux-kernel@vger.kernel.org Since the EXCEPTION_TABLE is read-only, collapse it into RO_DATA. Signed-off-by: Kees Cook --- arch/ia64/kernel/vmlinux.lds.S | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/ia64/kernel/vmlinux.lds.S b/arch/ia64/kernel/vmlinux.lds.S index 11d5115bc44d..1ec6b703c5b4 100644 --- a/arch/ia64/kernel/vmlinux.lds.S +++ b/arch/ia64/kernel/vmlinux.lds.S @@ -6,6 +6,7 @@ #include #define EMITS_PT_NOTE +#define RO_EXCEPTION_TABLE_ALIGN 16 #include @@ -70,7 +71,6 @@ SECTIONS { /* * Read-only data */ - EXCEPTION_TABLE(16) /* MCA table */ . = ALIGN(16); -- 2.17.1