Message ID | 1409961977-11762-2-git-send-email-behanw@converseincode.com |
---|---|
State | Accepted |
Commit | 0abc08baf2ddf61a37d375a9fb832be612f9c5a5 |
Headers | show
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[96.50.97.138]) by mx.google.com with ESMTPSA id yx1sm2867621pab.5.2014.09.05.17.06.44 for <multiple recipients> (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Fri, 05 Sep 2014 17:06:45 -0700 (PDT) From: behanw@converseincode.com To: a.ryabinin@samsung.com, anurag19aggarwal@gmail.com, charlebm@gmail.com, cl@linux-foundation.org, dave.long@linaro.org, k.khlebnikov@samsung.com, linux@arm.linux.org.uk, linyongting@gmail.com, Nikolay.Borisov@arm.com, tglx@linutronix.de, tj@kernel.org, u.kleine-koenig@pengutronix.de Cc: behanw@converseincode.com, Dave.Martin@arm.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, rabin@rab.in, rostedt@goodmis.org, rric@kernel.org, will.deacon@arm.com Subject: [PATCH v2 1/7] arm: LLVMLinux: Add global named register current_stack_pointer for ARM Date: Fri, 5 Sep 2014 17:06:11 -0700 Message-Id: <1409961977-11762-2-git-send-email-behanw@converseincode.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1409961977-11762-1-git-send-email-behanw@converseincode.com> References: <1409961977-11762-1-git-send-email-behanw@converseincode.com> MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org Precedence: list List-ID: <patchwork-forward.linaro.org> X-Mailing-List: linux-kernel@vger.kernel.org X-Original-Sender: behanw@converseincode.com X-Original-Authentication-Results: mx.google.com; spf=pass (google.com: domain of patch+caf_=patchwork-forward=linaro.org@linaro.org designates 2607:f8b0:400c:c03::231 as permitted sender) smtp.mail=patch+caf_=patchwork-forward=linaro.org@linaro.org; dkim=neutral (body hash did not verify) header.i=@ Mailing-list: list patchwork-forward@linaro.org; contact patchwork-forward+owners@linaro.org X-Google-Group-Id: 836684582541 List-Post: <http://groups.google.com/a/linaro.org/group/patchwork-forward/post>, <mailto:patchwork-forward@linaro.org> List-Help: <http://support.google.com/a/linaro.org/bin/topic.py?topic=25838>, <mailto:patchwork-forward+help@linaro.org> List-Archive: <http://groups.google.com/a/linaro.org/group/patchwork-forward/> List-Unsubscribe: <mailto:googlegroups-manage+836684582541+unsubscribe@googlegroups.com>, <http://groups.google.com/a/linaro.org/group/patchwork-forward/subscribe> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit |
diff --git a/arch/arm/include/asm/thread_info.h b/arch/arm/include/asm/thread_info.h index fc44d37..bb43515 100644 --- a/arch/arm/include/asm/thread_info.h +++ b/arch/arm/include/asm/thread_info.h @@ -101,6 +101,11 @@ struct thread_info { #define init_stack (init_thread_union.stack) /* + * how to get the current stack pointer in C + */ +register unsigned long current_stack_pointer asm ("sp"); + +/* * how to get the thread information struct from C */ static inline struct thread_info *current_thread_info(void) __attribute_const__;