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 v2 02/21] arm64/vdso: Filter out CC_FLAGS_CFI Date: Fri, 13 May 2022 13:21:40 -0700 [thread overview] Message-ID: <20220513202159.1550547-3-samitolvanen@google.com> (raw) In-Reply-To: <20220513202159.1550547-1-samitolvanen@google.com> Explicitly filter out CC_FLAGS_CFI in preparation for the flags being removed from CC_FLAGS_LTO. Signed-off-by: Sami Tolvanen <samitolvanen@google.com> --- arch/arm64/kernel/vdso/Makefile | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/arm64/kernel/vdso/Makefile b/arch/arm64/kernel/vdso/Makefile index 172452f79e46..6c26e0a76a06 100644 --- a/arch/arm64/kernel/vdso/Makefile +++ b/arch/arm64/kernel/vdso/Makefile @@ -33,7 +33,8 @@ ccflags-y += -DDISABLE_BRANCH_PROFILING -DBUILD_VDSO # the CFLAGS of vgettimeofday.c to make possible to build the # kernel with CONFIG_WERROR enabled. CFLAGS_REMOVE_vgettimeofday.o = $(CC_FLAGS_FTRACE) -Os $(CC_FLAGS_SCS) $(GCC_PLUGINS_CFLAGS) \ - $(CC_FLAGS_LTO) -Wmissing-prototypes -Wmissing-declarations + $(CC_FLAGS_LTO) $(CC_FLAGS_CFI) \ + -Wmissing-prototypes -Wmissing-declarations KASAN_SANITIZE := n KCSAN_SANITIZE := n UBSAN_SANITIZE := n -- 2.36.0.550.gb090851708-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 v2 02/21] arm64/vdso: Filter out CC_FLAGS_CFI Date: Fri, 13 May 2022 13:21:40 -0700 [thread overview] Message-ID: <20220513202159.1550547-3-samitolvanen@google.com> (raw) In-Reply-To: <20220513202159.1550547-1-samitolvanen@google.com> Explicitly filter out CC_FLAGS_CFI in preparation for the flags being removed from CC_FLAGS_LTO. Signed-off-by: Sami Tolvanen <samitolvanen@google.com> --- arch/arm64/kernel/vdso/Makefile | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/arm64/kernel/vdso/Makefile b/arch/arm64/kernel/vdso/Makefile index 172452f79e46..6c26e0a76a06 100644 --- a/arch/arm64/kernel/vdso/Makefile +++ b/arch/arm64/kernel/vdso/Makefile @@ -33,7 +33,8 @@ ccflags-y += -DDISABLE_BRANCH_PROFILING -DBUILD_VDSO # the CFLAGS of vgettimeofday.c to make possible to build the # kernel with CONFIG_WERROR enabled. CFLAGS_REMOVE_vgettimeofday.o = $(CC_FLAGS_FTRACE) -Os $(CC_FLAGS_SCS) $(GCC_PLUGINS_CFLAGS) \ - $(CC_FLAGS_LTO) -Wmissing-prototypes -Wmissing-declarations + $(CC_FLAGS_LTO) $(CC_FLAGS_CFI) \ + -Wmissing-prototypes -Wmissing-declarations KASAN_SANITIZE := n KCSAN_SANITIZE := n UBSAN_SANITIZE := n -- 2.36.0.550.gb090851708-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:[~2022-05-13 20:22 UTC|newest] Thread overview: 174+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-05-13 20:21 [RFC PATCH v2 00/21] KCFI support Sami Tolvanen 2022-05-13 20:21 ` Sami Tolvanen 2022-05-13 20:21 ` [RFC PATCH v2 01/21] efi/libstub: Filter out CC_FLAGS_CFI Sami Tolvanen 2022-05-13 20:21 ` Sami Tolvanen 2022-05-14 21:42 ` Kees Cook 2022-05-14 21:42 ` Kees Cook 2022-05-16 15:44 ` Sami Tolvanen 2022-05-16 15:44 ` Sami Tolvanen 2022-05-13 20:21 ` Sami Tolvanen [this message] 2022-05-13 20:21 ` [RFC PATCH v2 02/21] arm64/vdso: " Sami Tolvanen 2022-05-14 21:42 ` Kees Cook 2022-05-14 21:42 ` Kees Cook 2022-05-13 20:21 ` [RFC PATCH v2 03/21] kallsyms: Ignore __kcfi_typeid_ Sami Tolvanen 2022-05-13 20:21 ` Sami Tolvanen 2022-05-14 21:43 ` Kees Cook 2022-05-14 21:43 ` Kees Cook 2022-05-13 20:21 ` [RFC PATCH v2 04/21] cfi: Remove CONFIG_CFI_CLANG_SHADOW Sami Tolvanen 2022-05-13 20:21 ` Sami Tolvanen 2022-05-14 21:43 ` Kees Cook 2022-05-14 21:43 ` Kees Cook 2022-05-13 20:21 ` [RFC PATCH v2 05/21] cfi: Drop __CFI_ADDRESSABLE Sami Tolvanen 2022-05-13 20:21 ` Sami Tolvanen 2022-05-14 21:44 ` Kees Cook 2022-05-14 21:44 ` Kees Cook 2022-05-13 20:21 ` [RFC PATCH v2 06/21] cfi: Switch to -fsanitize=kcfi Sami Tolvanen 2022-05-13 20:21 ` Sami Tolvanen 2022-05-14 21:46 ` Kees Cook 2022-05-14 21:46 ` Kees Cook 2022-05-15 3:41 ` Kees Cook 2022-05-15 3:41 ` Kees Cook 2022-05-13 20:21 ` [RFC PATCH v2 07/21] cfi: Add type helper macros Sami Tolvanen 2022-05-13 20:21 ` Sami Tolvanen 2022-05-14 21:49 ` Kees Cook 2022-05-14 21:49 ` Kees Cook 2022-05-16 12:28 ` Rasmus Villemoes 2022-05-16 12:28 ` Rasmus Villemoes 2022-05-16 16:23 ` Sami Tolvanen 2022-05-16 16:23 ` Sami Tolvanen 2022-05-16 16:04 ` Sami Tolvanen 2022-05-16 16:04 ` Sami Tolvanen 2022-05-13 20:21 ` [RFC PATCH v2 08/21] psci: Fix the function type for psci_initcall_t Sami Tolvanen 2022-05-13 20:21 ` Sami Tolvanen 2022-05-14 21:50 ` Kees Cook 2022-05-14 21:50 ` Kees Cook 2022-05-16 15:44 ` Sami Tolvanen 2022-05-16 15:44 ` Sami Tolvanen 2022-05-17 8:47 ` Mark Rutland 2022-05-17 8:47 ` Mark Rutland 2022-05-13 20:21 ` [RFC PATCH v2 09/21] arm64: Add types to indirect called assembly functions Sami Tolvanen 2022-05-13 20:21 ` Sami Tolvanen 2022-05-14 21:50 ` Kees Cook 2022-05-14 21:50 ` Kees Cook 2022-05-13 20:21 ` [RFC PATCH v2 10/21] arm64: Add CFI error handling Sami Tolvanen 2022-05-13 20:21 ` Sami Tolvanen 2022-05-14 21:51 ` Kees Cook 2022-05-14 21:51 ` Kees Cook 2022-05-16 16:24 ` Sami Tolvanen 2022-05-16 16:24 ` Sami Tolvanen 2022-05-13 20:21 ` [RFC PATCH v2 11/21] arm64: Drop unneeded __nocfi attributes Sami Tolvanen 2022-05-13 20:21 ` Sami Tolvanen 2022-05-14 21:54 ` Kees Cook 2022-05-14 21:54 ` Kees Cook 2022-05-16 16:28 ` Sami Tolvanen 2022-05-16 16:28 ` Sami Tolvanen 2022-05-13 20:21 ` [RFC PATCH v2 12/21] treewide: Drop function_nocfi Sami Tolvanen 2022-05-13 20:21 ` Sami Tolvanen 2022-05-14 21:54 ` Kees Cook 2022-05-14 21:54 ` Kees Cook 2022-05-13 20:21 ` [RFC PATCH v2 13/21] treewide: Drop WARN_ON_FUNCTION_MISMATCH Sami Tolvanen 2022-05-13 20:21 ` Sami Tolvanen 2022-05-14 21:54 ` Kees Cook 2022-05-14 21:54 ` Kees Cook 2022-05-13 20:21 ` [RFC PATCH v2 14/21] treewide: Drop __cficanonical Sami Tolvanen 2022-05-13 20:21 ` Sami Tolvanen 2022-05-14 21:56 ` Kees Cook 2022-05-14 21:56 ` Kees Cook 2022-05-16 16:32 ` Sami Tolvanen 2022-05-16 16:32 ` Sami Tolvanen 2022-05-13 20:21 ` [RFC PATCH v2 15/21] objtool: Don't warn about __cfi_ preambles falling through Sami Tolvanen 2022-05-13 20:21 ` Sami Tolvanen 2022-05-14 21:56 ` Kees Cook 2022-05-14 21:56 ` Kees Cook 2022-05-13 20:21 ` [RFC PATCH v2 16/21] x86/tools/relocs: Ignore __kcfi_typeid_ relocations Sami Tolvanen 2022-05-13 20:21 ` Sami Tolvanen 2022-05-14 21:57 ` Kees Cook 2022-05-14 21:57 ` Kees Cook 2022-05-13 20:21 ` [RFC PATCH v2 17/21] x86: Add types to indirectly called assembly functions Sami Tolvanen 2022-05-13 20:21 ` Sami Tolvanen 2022-05-14 21:58 ` Kees Cook 2022-05-14 21:58 ` Kees Cook 2022-05-13 20:21 ` [RFC PATCH v2 18/21] x86/purgatory: Disable CFI Sami Tolvanen 2022-05-13 20:21 ` Sami Tolvanen 2022-05-14 21:58 ` Kees Cook 2022-05-14 21:58 ` Kees Cook 2022-05-13 20:21 ` [RFC PATCH v2 19/21] x86/vdso: " Sami Tolvanen 2022-05-13 20:21 ` Sami Tolvanen 2022-05-14 21:58 ` Kees Cook 2022-05-14 21:58 ` Kees Cook 2022-05-13 20:21 ` [RFC PATCH v2 20/21] x86: Add support for CONFIG_CFI_CLANG Sami Tolvanen 2022-05-13 20:21 ` Sami Tolvanen 2022-05-14 22:02 ` Kees Cook 2022-05-14 22:02 ` Kees Cook 2022-05-16 18:57 ` Sami Tolvanen 2022-05-16 18:57 ` Sami Tolvanen 2022-05-15 3:19 ` Kees Cook 2022-05-15 3:19 ` Kees Cook 2022-05-16 8:32 ` David Laight 2022-05-16 8:32 ` David Laight 2022-05-16 16:39 ` Sami Tolvanen 2022-05-16 16:39 ` Sami Tolvanen 2022-05-16 21:32 ` David Laight 2022-05-16 21:32 ` David Laight 2022-05-16 21:44 ` Peter Zijlstra 2022-05-16 21:44 ` Peter Zijlstra 2022-05-16 22:03 ` Sami Tolvanen 2022-05-16 22:03 ` Sami Tolvanen 2022-05-17 6:44 ` Peter Zijlstra 2022-05-17 6:44 ` Peter Zijlstra 2022-05-17 20:36 ` Sami Tolvanen 2022-05-17 20:36 ` Sami Tolvanen 2022-05-17 7:56 ` David Laight 2022-05-17 7:56 ` David Laight 2022-05-16 9:54 ` Peter Zijlstra 2022-05-16 9:54 ` Peter Zijlstra 2022-05-16 11:45 ` Peter Zijlstra 2022-05-16 11:45 ` Peter Zijlstra 2022-05-16 12:58 ` Peter Zijlstra 2022-05-16 12:58 ` Peter Zijlstra 2022-05-20 13:49 ` Matthew Wilcox 2022-05-20 13:49 ` Matthew Wilcox 2022-05-16 17:15 ` Sami Tolvanen 2022-05-16 17:15 ` Sami Tolvanen 2022-05-16 18:30 ` Peter Zijlstra 2022-05-16 18:30 ` Peter Zijlstra 2022-05-16 19:39 ` Sami Tolvanen 2022-05-16 19:39 ` Sami Tolvanen 2022-05-16 20:37 ` Peter Zijlstra 2022-05-16 20:37 ` Peter Zijlstra 2022-05-25 20:02 ` Kees Cook 2022-05-25 20:02 ` Kees Cook 2022-05-16 22:59 ` Kees Cook 2022-05-16 22:59 ` Kees Cook 2022-05-17 8:05 ` Peter Zijlstra 2022-05-17 8:05 ` Peter Zijlstra 2022-05-17 8:32 ` Joao Moreira 2022-05-17 8:32 ` Joao Moreira 2022-05-17 8:40 ` Peter Zijlstra 2022-05-17 8:40 ` Peter Zijlstra 2022-05-17 8:48 ` David Laight 2022-05-17 8:48 ` David Laight 2022-05-17 9:38 ` Peter Zijlstra 2022-05-17 9:38 ` Peter Zijlstra 2022-05-13 20:21 ` [RFC PATCH v2 21/21] init: Drop __nocfi from __init Sami Tolvanen 2022-05-13 20:21 ` Sami Tolvanen 2022-05-14 22:03 ` Kees Cook 2022-05-14 22:03 ` Kees Cook 2022-05-16 17:16 ` Sami Tolvanen 2022-05-16 17:16 ` Sami Tolvanen [not found] ` <CA+icZUWr+-HjMvY1VZf+nqjTadxSTDciux0Y5Y-+p_j4o7CmXg@mail.gmail.com> 2022-05-16 17:57 ` [RFC PATCH v2 00/21] KCFI support Sami Tolvanen 2022-05-16 17:57 ` Sami Tolvanen 2022-05-17 7:33 ` Sedat Dilek 2022-05-17 7:33 ` Sedat Dilek 2022-05-17 18:49 ` Nathan Chancellor 2022-05-17 18:49 ` Nathan Chancellor 2022-05-19 9:01 ` Sedat Dilek 2022-05-19 9:01 ` Sedat Dilek 2022-05-19 20:26 ` Nathan Chancellor 2022-05-19 20:26 ` Nathan Chancellor 2022-05-19 20:41 ` Sami Tolvanen 2022-05-19 20:41 ` Sami Tolvanen 2022-05-17 8:57 ` Peter Zijlstra 2022-05-17 8:57 ` Peter Zijlstra 2022-05-17 20:25 ` Sami Tolvanen 2022-05-17 20:25 ` Sami Tolvanen
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