From mboxrd@z Thu Jan 1 00:00:00 1970 From: "tip-bot2 for Kees Cook" Subject: [tip: x86/build] powerpc: Move EXCEPTION_TABLE to RO_DATA segment Date: Tue, 05 Nov 2019 09:27:27 -0000 Message-ID: <157294604760.29376.759135680229659063.tip-bot2@tip-bot2> References: <20191029211351.13243-25-keescook@chromium.org> Reply-To: linux-kernel@vger.kernel.org Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20191029211351.13243-25-keescook@chromium.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: Content-Type: text/plain; charset="us-ascii" To: linux-tip-commits@vger.kernel.org Cc: Kees Cook , Borislav Petkov , Andy Lutomirski , Arnd Bergmann , Dave Hansen , linux-alpha@vger.kernel.org, linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-c6x-dev@linux-c6x.org, linux-ia64@vger.kernel.org, linux-s390@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, Michael Ellerman , Michal Simek , Rick Edgecombe , Segher Boessenkool , Will Deacon , x86-ml , Yoshinori Sato , Ingo Molnar , Borislav Petkov , linux-kernel@vger.kernel.org The following commit has been merged into the x86/build branch of tip: Commit-ID: 4e9e559a0385930649c1c9cad703d475ee030206 Gitweb: https://git.kernel.org/tip/4e9e559a0385930649c1c9cad703d475ee030206 Author: Kees Cook AuthorDate: Tue, 29 Oct 2019 14:13:46 -07:00 Committer: Borislav Petkov CommitterDate: Mon, 04 Nov 2019 18:30:13 +01:00 powerpc: Move EXCEPTION_TABLE to RO_DATA segment Since the EXCEPTION_TABLE is read-only, collapse it into RO_DATA. Signed-off-by: Kees Cook Signed-off-by: Borislav Petkov Cc: Andy Lutomirski Cc: Arnd Bergmann Cc: Dave Hansen Cc: linux-alpha@vger.kernel.org Cc: linux-arch@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org Cc: linux-c6x-dev@linux-c6x.org Cc: linux-ia64@vger.kernel.org Cc: linux-s390@vger.kernel.org Cc: linuxppc-dev@lists.ozlabs.org Cc: Michael Ellerman Cc: Michal Simek Cc: Rick Edgecombe Cc: Segher Boessenkool Cc: Will Deacon Cc: x86-ml Cc: Yoshinori Sato Link: https://lkml.kernel.org/r/20191029211351.13243-25-keescook@chromium.org --- arch/powerpc/kernel/vmlinux.lds.S | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/powerpc/kernel/vmlinux.lds.S b/arch/powerpc/kernel/vmlinux.lds.S index 4e7cec0..8834220 100644 --- a/arch/powerpc/kernel/vmlinux.lds.S +++ b/arch/powerpc/kernel/vmlinux.lds.S @@ -7,6 +7,7 @@ #define BSS_FIRST_SECTIONS *(.bss.prominit) #define EMITS_PT_NOTE +#define RO_EXCEPTION_TABLE_ALIGN 0 #include #include @@ -162,7 +163,6 @@ SECTIONS __stop__btb_flush_fixup = .; } #endif - EXCEPTION_TABLE(0) /* * Init sections discarded at runtime