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[79.20.102.52]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-a90612b33fasm1065235866b.139.2024.09.22.02.23.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 22 Sep 2024 02:23:40 -0700 (PDT) From: Dario Binacchi To: buildroot@buildroot.org Cc: Giulio Benetti , Waldemar Brodkorb , Romain Naour , Dario Binacchi , Thomas Petazzoni , yann.morin.1998@free.fr, Ben Wolsieffer , linux-amarula@amarulasolutions.com, Ben Wolsieffer Subject: [PATCH v2 6/9] linux: pass -mno-fdpic if FDPIC is enabled Date: Sun, 22 Sep 2024 11:23:09 +0200 Message-ID: <20240922092312.2061358-7-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240922092312.2061358-1-dario.binacchi@amarulasolutions.com> References: <20240922092312.2061358-1-dario.binacchi@amarulasolutions.com> MIME-Version: 1.0 X-Original-Sender: dario.binacchi@amarulasolutions.com X-Original-Authentication-Results: mx.google.com; dkim=pass header.i=@amarulasolutions.com header.s=google header.b=ImWTfKLo; spf=pass (google.com: domain of dario.binacchi@amarulasolutions.com designates 209.85.220.41 as permitted sender) smtp.mailfrom=dario.binacchi@amarulasolutions.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=amarulasolutions.com; dara=pass header.i=@amarulasolutions.com Content-Type: text/plain; charset="UTF-8" Precedence: list Mailing-list: list linux-amarula@amarulasolutions.com; contact linux-amarula+owners@amarulasolutions.com List-ID: X-Spam-Checked-In-Group: linux-amarula@amarulasolutions.com X-Google-Group-Id: 476853432473 List-Post: , List-Help: , List-Archive: List-Unsubscribe: , From: Ben Wolsieffer If the FDPIC ABI is enabled by default in the toolchain, it must be explicitly disabled when building the kernel. Signed-off-by: Ben Wolsieffer Signed-off-by: Waldemar Brodkorb Signed-off-by: Dario Binacchi --- No changes since v1 linux/linux.mk | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/linux/linux.mk b/linux/linux.mk index 0a213d17b518..126e92e84c11 100644 --- a/linux/linux.mk +++ b/linux/linux.mk @@ -163,6 +163,7 @@ endif LINUX_MAKE_FLAGS = \ HOSTCC="$(HOSTCC) $(subst -I/,-isystem /,$(subst -I /,-isystem /,$(HOST_CFLAGS))) $(HOST_LDFLAGS)" \ ARCH=$(KERNEL_ARCH) \ + KCFLAGS="$(LINUX_CFLAGS)" \ INSTALL_MOD_PATH=$(TARGET_DIR) \ CROSS_COMPILE="$(TARGET_CROSS)" \ WERROR=0 \ @@ -184,7 +185,12 @@ endif # sanitize the arguments passed from user space in registers. # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82435 ifeq ($(BR2_TOOLCHAIN_GCC_AT_LEAST_8),y) -LINUX_MAKE_ENV += KCFLAGS=-Wno-attribute-alias +LINUX_CFLAGS += -Wno-attribute-alias +endif + +# Disable FDPIC if enabled by default in toolchain +ifeq ($(BR2_BINFMT_FDPIC),y) +LINUX_CFLAGS += -mno-fdpic endif ifeq ($(BR2_LINUX_KERNEL_DTB_OVERLAY_SUPPORT),y)