From: Sami Tolvanen <samitolvanen@google.com> To: linux-kernel@vger.kernel.org Cc: Kees Cook <keescook@chromium.org>, Josh Poimboeuf <jpoimboe@redhat.com>, Peter Zijlstra <peterz@infradead.org>, x86@kernel.org, Catalin Marinas <catalin.marinas@arm.com>, Will Deacon <will@kernel.org>, Mark Rutland <mark.rutland@arm.com>, Nathan Chancellor <nathan@kernel.org>, Nick Desaulniers <ndesaulniers@google.com>, Joao Moreira <joao@overdrivepizza.com>, Sedat Dilek <sedat.dilek@gmail.com>, Steven Rostedt <rostedt@goodmis.org>, linux-hardening@vger.kernel.org, linux-arm-kernel@lists.infradead.org, llvm@lists.linux.dev, Sami Tolvanen <samitolvanen@google.com> Subject: [RFC PATCH 19/21] x86/purgatory: Disable CFI Date: Fri, 29 Apr 2022 13:36:42 -0700 [thread overview] Message-ID: <20220429203644.2868448-20-samitolvanen@google.com> (raw) In-Reply-To: <20220429203644.2868448-1-samitolvanen@google.com> Disable CONFIG_CFI_CLANG for the stand-alone purgatory.ro. Signed-off-by: Sami Tolvanen <samitolvanen@google.com> Reviewed-by: Nick Desaulniers <ndesaulniers@google.com> Tested-by: Nick Desaulniers <ndesaulniers@google.com> Tested-by: Sedat Dilek <sedat.dilek@gmail.com> --- arch/x86/purgatory/Makefile | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/x86/purgatory/Makefile b/arch/x86/purgatory/Makefile index ae53d54d7959..b3fa947fa38b 100644 --- a/arch/x86/purgatory/Makefile +++ b/arch/x86/purgatory/Makefile @@ -55,6 +55,10 @@ ifdef CONFIG_RETPOLINE PURGATORY_CFLAGS_REMOVE += $(RETPOLINE_CFLAGS) endif +ifdef CONFIG_CFI_CLANG +PURGATORY_CFLAGS_REMOVE += $(CC_FLAGS_CFI) +endif + CFLAGS_REMOVE_purgatory.o += $(PURGATORY_CFLAGS_REMOVE) CFLAGS_purgatory.o += $(PURGATORY_CFLAGS) -- 2.36.0.464.gb9c8b46e94-goog
WARNING: multiple messages have this Message-ID (diff)
From: Sami Tolvanen <samitolvanen@google.com> To: linux-kernel@vger.kernel.org Cc: Kees Cook <keescook@chromium.org>, Josh Poimboeuf <jpoimboe@redhat.com>, Peter Zijlstra <peterz@infradead.org>, x86@kernel.org, Catalin Marinas <catalin.marinas@arm.com>, Will Deacon <will@kernel.org>, Mark Rutland <mark.rutland@arm.com>, Nathan Chancellor <nathan@kernel.org>, Nick Desaulniers <ndesaulniers@google.com>, Joao Moreira <joao@overdrivepizza.com>, Sedat Dilek <sedat.dilek@gmail.com>, Steven Rostedt <rostedt@goodmis.org>, linux-hardening@vger.kernel.org, linux-arm-kernel@lists.infradead.org, llvm@lists.linux.dev, Sami Tolvanen <samitolvanen@google.com> Subject: [RFC PATCH 19/21] x86/purgatory: Disable CFI Date: Fri, 29 Apr 2022 13:36:42 -0700 [thread overview] Message-ID: <20220429203644.2868448-20-samitolvanen@google.com> (raw) In-Reply-To: <20220429203644.2868448-1-samitolvanen@google.com> Disable CONFIG_CFI_CLANG for the stand-alone purgatory.ro. Signed-off-by: Sami Tolvanen <samitolvanen@google.com> Reviewed-by: Nick Desaulniers <ndesaulniers@google.com> Tested-by: Nick Desaulniers <ndesaulniers@google.com> Tested-by: Sedat Dilek <sedat.dilek@gmail.com> --- arch/x86/purgatory/Makefile | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/x86/purgatory/Makefile b/arch/x86/purgatory/Makefile index ae53d54d7959..b3fa947fa38b 100644 --- a/arch/x86/purgatory/Makefile +++ b/arch/x86/purgatory/Makefile @@ -55,6 +55,10 @@ ifdef CONFIG_RETPOLINE PURGATORY_CFLAGS_REMOVE += $(RETPOLINE_CFLAGS) endif +ifdef CONFIG_CFI_CLANG +PURGATORY_CFLAGS_REMOVE += $(CC_FLAGS_CFI) +endif + CFLAGS_REMOVE_purgatory.o += $(PURGATORY_CFLAGS_REMOVE) CFLAGS_purgatory.o += $(PURGATORY_CFLAGS) -- 2.36.0.464.gb9c8b46e94-goog _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2022-04-29 20:37 UTC|newest] Thread overview: 100+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-04-29 20:36 [RFC PATCH 00/21] KCFI support Sami Tolvanen 2022-04-29 20:36 ` Sami Tolvanen 2022-04-29 20:36 ` [RFC PATCH 01/21] efi/libstub: Filter out CC_FLAGS_CFI Sami Tolvanen 2022-04-29 20:36 ` Sami Tolvanen 2022-04-29 20:36 ` [RFC PATCH 02/21] arm64/vdso: " Sami Tolvanen 2022-04-29 20:36 ` Sami Tolvanen 2022-04-29 20:36 ` [RFC PATCH 03/21] kallsyms: Ignore __kcfi_typeid_ Sami Tolvanen 2022-04-29 20:36 ` Sami Tolvanen 2022-04-29 20:36 ` [RFC PATCH 04/21] cfi: Remove CONFIG_CFI_CLANG_SHADOW Sami Tolvanen 2022-04-29 20:36 ` Sami Tolvanen 2022-04-29 20:36 ` [RFC PATCH 05/21] cfi: Drop __CFI_ADDRESSABLE Sami Tolvanen 2022-04-29 20:36 ` Sami Tolvanen 2022-04-29 20:36 ` [RFC PATCH 06/21] cfi: Switch to -fsanitize=kcfi Sami Tolvanen 2022-04-29 20:36 ` Sami Tolvanen 2022-04-30 9:09 ` Peter Zijlstra 2022-04-30 9:09 ` Peter Zijlstra 2022-04-29 20:36 ` [RFC PATCH 07/21] cfi: Add type helper macros Sami Tolvanen 2022-04-29 20:36 ` Sami Tolvanen 2022-04-29 20:36 ` [RFC PATCH 08/21] arm64/crypto: Add types to indirect called assembly functions Sami Tolvanen 2022-04-29 20:36 ` Sami Tolvanen 2022-04-29 20:36 ` [RFC PATCH 09/21] arm64: Add CFI error handling Sami Tolvanen 2022-04-29 20:36 ` Sami Tolvanen 2022-05-05 15:44 ` Mark Rutland 2022-05-05 15:44 ` Mark Rutland 2022-05-05 16:23 ` Sami Tolvanen 2022-05-05 16:23 ` Sami Tolvanen 2022-04-29 20:36 ` [RFC PATCH 10/21] treewide: Drop function_nocfi Sami Tolvanen 2022-04-29 20:36 ` Sami Tolvanen 2022-05-05 16:30 ` Mark Rutland 2022-05-05 16:30 ` Mark Rutland 2022-05-05 16:51 ` Sami Tolvanen 2022-05-05 16:51 ` Sami Tolvanen 2022-05-05 18:03 ` Mark Rutland 2022-05-05 18:03 ` Mark Rutland 2022-04-29 20:36 ` [RFC PATCH 11/21] treewide: Drop WARN_ON_FUNCTION_MISMATCH Sami Tolvanen 2022-04-29 20:36 ` Sami Tolvanen 2022-04-29 20:36 ` [RFC PATCH 12/21] treewide: Drop __cficanonical Sami Tolvanen 2022-04-29 20:36 ` Sami Tolvanen 2022-04-29 20:36 ` [RFC PATCH 13/21] cfi: Add the cfi_unchecked macro Sami Tolvanen 2022-04-29 20:36 ` Sami Tolvanen 2022-04-29 20:36 ` [RFC PATCH 14/21] treewide: static_call: Pass call arguments to the macro Sami Tolvanen 2022-04-29 20:36 ` Sami Tolvanen 2022-04-29 23:21 ` Peter Zijlstra 2022-04-29 23:21 ` Peter Zijlstra 2022-04-30 0:49 ` Sami Tolvanen 2022-04-30 0:49 ` Sami Tolvanen 2022-05-02 7:46 ` Peter Zijlstra 2022-05-02 7:46 ` Peter Zijlstra 2022-04-29 20:36 ` [RFC PATCH 15/21] static_call: Use cfi_unchecked Sami Tolvanen 2022-04-29 20:36 ` Sami Tolvanen 2022-04-29 23:23 ` Peter Zijlstra 2022-04-29 23:23 ` Peter Zijlstra 2022-04-29 20:36 ` [RFC PATCH 16/21] objtool: Add support for CONFIG_CFI_CLANG Sami Tolvanen 2022-04-29 20:36 ` Sami Tolvanen 2022-04-29 23:30 ` Peter Zijlstra 2022-04-29 23:30 ` Peter Zijlstra 2022-04-30 1:00 ` Sami Tolvanen 2022-04-30 1:00 ` Sami Tolvanen 2022-04-29 20:36 ` [RFC PATCH 17/21] x86/tools/relocs: Ignore __kcfi_typeid_ relocations Sami Tolvanen 2022-04-29 20:36 ` Sami Tolvanen 2022-04-29 20:36 ` [RFC PATCH 18/21] x86: Add types to indirect called assembly functions Sami Tolvanen 2022-04-29 20:36 ` Sami Tolvanen 2022-04-29 20:36 ` Sami Tolvanen [this message] 2022-04-29 20:36 ` [RFC PATCH 19/21] x86/purgatory: Disable CFI Sami Tolvanen 2022-04-29 20:36 ` [RFC PATCH 20/21] x86/vdso: " Sami Tolvanen 2022-04-29 20:36 ` Sami Tolvanen 2022-04-29 20:36 ` [RFC PATCH 21/21] x86: Add support for CONFIG_CFI_CLANG Sami Tolvanen 2022-04-29 20:36 ` Sami Tolvanen 2022-04-30 9:24 ` Peter Zijlstra 2022-04-30 9:24 ` Peter Zijlstra 2022-05-02 15:20 ` Sami Tolvanen 2022-05-02 15:20 ` Sami Tolvanen 2022-04-29 22:53 ` [RFC PATCH 00/21] KCFI support Kees Cook 2022-04-29 22:53 ` Kees Cook 2022-04-30 9:02 ` Peter Zijlstra 2022-04-30 9:02 ` Peter Zijlstra 2022-05-02 15:22 ` Sami Tolvanen 2022-05-02 15:22 ` Sami Tolvanen 2022-05-02 19:55 ` Peter Zijlstra 2022-05-02 19:55 ` Peter Zijlstra 2022-05-03 22:35 ` Peter Collingbourne 2022-05-03 22:35 ` Peter Collingbourne 2022-05-04 7:34 ` Peter Zijlstra 2022-05-04 7:34 ` Peter Zijlstra 2022-04-30 16:07 ` Kenton Groombridge 2022-04-30 16:07 ` Kenton Groombridge 2022-05-02 15:31 ` Sami Tolvanen 2022-05-02 15:31 ` Sami Tolvanen 2022-05-04 16:17 ` Mark Rutland 2022-05-04 16:17 ` Mark Rutland 2022-05-04 16:41 ` Sami Tolvanen 2022-05-04 16:41 ` Sami Tolvanen 2022-05-04 20:17 ` Sami Tolvanen 2022-05-04 20:17 ` Sami Tolvanen 2022-05-05 12:36 ` Mark Rutland 2022-05-05 12:36 ` Mark Rutland 2022-05-05 16:00 ` Sami Tolvanen 2022-05-05 16:00 ` Sami Tolvanen 2022-05-05 17:14 ` Mark Rutland 2022-05-05 17:14 ` Mark Rutland
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