From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yingjoe Chen Subject: [PATCH v2 1/9] ARM: correct secondary_startup_arm mode Date: Sat, 16 May 2015 15:58:22 +0800 Message-ID: <1431763110-443-2-git-send-email-yingjoe.chen@mediatek.com> References: <1431763110-443-1-git-send-email-yingjoe.chen@mediatek.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1431763110-443-1-git-send-email-yingjoe.chen-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Mark Rutland , Matthias Brugger , Thomas Gleixner , Russell King Cc: Arnd Bergmann , Olof Johansson , devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Stephen Boyd , Pawel Moll , Catalin Marinas , Daniel Lezcano , linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Marc Carino , Rob Herring , linux-mediatek-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, Sascha Hauer , Yingjoe Chen , srv_heupstream-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org List-Id: devicetree@vger.kernel.org secondary_startup_arm is used as ARM mode secondary start up function when ther kernel is compiled in THUMB mode, however the label itself is still in .thumb mode. readelf shows: 160979: c020a581 120 FUNC GLOBAL DEFAULT 2 secondary_startup_arm Make sure the label is in ARM mode as well. Signed-off-by: Yingjoe Chen --- arch/arm/kernel/head.S | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/kernel/head.S b/arch/arm/kernel/head.S index 3637973..58ee8a2 100644 --- a/arch/arm/kernel/head.S +++ b/arch/arm/kernel/head.S @@ -346,8 +346,8 @@ __turn_mmu_on_loc: #if defined(CONFIG_SMP) .text -ENTRY(secondary_startup_arm) .arm +ENTRY(secondary_startup_arm) THUMB( adr r9, BSYM(1f) ) @ Kernel is entered in ARM. THUMB( bx r9 ) @ If this is a Thumb-2 kernel, THUMB( .thumb ) @ switch to Thumb now. -- 1.8.1.1.dirty -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html