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Fri, 14 Oct 2022 13:14:12 -0700 (PDT) Date: Fri, 14 Oct 2022 13:13:53 -0700 In-Reply-To: <20221014201354.3190007-1-ndesaulniers@google.com> Mime-Version: 1.0 References: <20221014201354.3190007-1-ndesaulniers@google.com> X-Developer-Key: i=ndesaulniers@google.com; a=ed25519; pk=UIrHvErwpgNbhCkRZAYSX0CFd/XFEwqX3D0xqtqjNug= X-Developer-Signature: v=1; a=ed25519-sha256; t=1665778434; l=938; i=ndesaulniers@google.com; s=20220923; h=from:subject; bh=ACjI4N5sTL9n0wpGEn6FRvgPw+8Rz09PIyJcQd9YCec=; b=sGDWzyqBWRtnFPlXYn6kJkJaWPxF/mHGnIFQ2BAlp1wGuBNBknNXQsLiZyXK2nnSLBk0d43jnQ3U fmzoIrnOCxUcdMi39cmhiVMeJKrVlAhtyIzU8eFJPCyQj5/IiRBo X-Mailer: git-send-email 2.38.0.413.g74048e4d9e-goog Message-ID: <20221014201354.3190007-4-ndesaulniers@google.com> Subject: [PATCH v4 3/4] ARM: only use -mtp=cp15 for the compiler From: Nick Desaulniers To: Russell King Cc: Arnd Bergmann , Ard Biesheuvel , Masahiro Yamada , Linus Walleij , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, llvm@lists.linux.dev, Nathan Chancellor , Nick Desaulniers X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221014_131416_415434_01ED7374 X-CRM114-Status: GOOD ( 13.79 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Avoids an error from the assembler for CONFIG_THUMB2 kernels: clang-15: error: hardware TLS register is not supported for the thumbv4t sub-architecture This flag only makes sense to pass to the compiler, not the assembler. Perhaps CFLAGS_ABI can be renamed to CPPFLAGS_ABI to reflect that they will be passed to both the compiler and assembler for sources that require pre-processing. Signed-off-by: Nick Desaulniers --- arch/arm/Makefile | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/Makefile b/arch/arm/Makefile index 8dd943b50b7d..ee888070b2ff 100644 --- a/arch/arm/Makefile +++ b/arch/arm/Makefile @@ -111,7 +111,7 @@ CFLAGS_ABI += -meabi gnu endif ifeq ($(CONFIG_CURRENT_POINTER_IN_TPIDRURO),y) -CFLAGS_ABI += -mtp=cp15 +KBUILD_CFLAGS += -mtp=cp15 endif # Accept old syntax despite ".syntax unified" -- 2.38.0.413.g74048e4d9e-goog _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel