Message ID | 20220429203644.2868448-3-samitolvanen@google.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
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Fri, 29 Apr 2022 13:36:52 -0700 (PDT) Date: Fri, 29 Apr 2022 13:36:25 -0700 In-Reply-To: <20220429203644.2868448-1-samitolvanen@google.com> Message-Id: <20220429203644.2868448-3-samitolvanen@google.com> Mime-Version: 1.0 References: <20220429203644.2868448-1-samitolvanen@google.com> X-Developer-Key: i=samitolvanen@google.com; a=openpgp; fpr=35CCFB63B283D6D3AEB783944CB5F6848BBC56EE X-Developer-Signature: v=1; a=openpgp-sha256; l=988; h=from:subject; bh=v6x7xk37aCQOHgc7sG74rvKs2iMK+RM1w6hDUEikaBs=; b=owEB7QES/pANAwAKAUy19oSLvFbuAcsmYgBibExVHFCiNqy4GPu8szeEmkqeeCxcHoxHInmNHUVO UvSshn2JAbMEAAEKAB0WIQQ1zPtjsoPW0663g5RMtfaEi7xW7gUCYmxMVQAKCRBMtfaEi7xW7jGZDA Cb+XLPnvhLu7p23guX41EWhUvqkksLxfSlZZP//UklIAoFk8vkvSW7K/iJyR9HpwWwg0Qr797KOmie Rbed3Rbjt+5Iv5ZKyz6YGigskXSKpss+Pvxt/4no7Wmpq02cu1+F9O525lK1uKs58LXrnRh6Kz1nIP WRvep2W16rS3TKvI72UR8KNVO09tANkuHMKTwFRjRdYVkWpLwQ/OUmg6wELeLesKzHCaYDx59npP8p FCChOXFfWJsfDoMHDiPm//ahj2oM/uDJEXtb6OpAuzq6O8t4Lb9HAMxPtOToO9V83SFICtdEHaaV0M rh1Yj1pIZv7sCsgOfiFQpXg/irA8KJ+G6aV4hsd0Rid964Aczdwumocy2l79rgFmXlKEmlop6FF9NZ XbPV7/4br/l8IDsvr0k3tsnEWmskc2U3pMmYuCyvhMZ+4jNMQ0SoHGQ9FsD7AtoNMmesek3DT5dEKF 2z0DyDfb5Di5YaDuIDFHC4Ase9/aAPLkZbC7/qFbSH9pg= X-Mailer: git-send-email 2.36.0.464.gb9c8b46e94-goog Subject: [RFC PATCH 02/21] arm64/vdso: Filter out CC_FLAGS_CFI 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> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220429_133654_495327_9F324302 X-CRM114-Status: GOOD ( 11.49 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: <linux-arm-kernel.lists.infradead.org> List-Unsubscribe: <http://lists.infradead.org/mailman/options/linux-arm-kernel>, <mailto:linux-arm-kernel-request@lists.infradead.org?subject=unsubscribe> List-Archive: <http://lists.infradead.org/pipermail/linux-arm-kernel/> List-Post: <mailto:linux-arm-kernel@lists.infradead.org> List-Help: <mailto:linux-arm-kernel-request@lists.infradead.org?subject=help> List-Subscribe: <http://lists.infradead.org/mailman/listinfo/linux-arm-kernel>, <mailto:linux-arm-kernel-request@lists.infradead.org?subject=subscribe> Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" <linux-arm-kernel-bounces@lists.infradead.org> Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org |
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KCFI support
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expand
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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
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(-)