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Harding" , linuxppc-dev@lists.ozlabs.org Subject: [PATCH v2 08/10] powerpc: Add stacktrace.h header Date: Fri, 27 Jul 2018 11:58:09 -0300 X-Mailer: git-send-email 2.17.1 In-Reply-To: <20180727145811.12334-1-muriloo@linux.ibm.com> References: <20180727145811.12334-1-muriloo@linux.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 x-cbid: 18072714-0040-0000-0000-00000454B59D X-IBM-SpamModules-Scores: X-IBM-SpamModules-Versions: BY=3.00009438; HX=3.00000241; KW=3.00000007; PH=3.00000004; SC=3.00000266; SDB=6.01066908; UDB=6.00548186; IPR=6.00844773; MB=3.00022354; MTD=3.00000008; XFM=3.00000015; UTC=2018-07-27 14:59:39 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 18072714-0041-0000-0000-0000085AED0F Message-Id: <20180727145811.12334-9-muriloo@linux.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2018-07-27_06:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=1 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=922 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1806210000 definitions=main-1807270154 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Move show_instructions() declaration to arch/powerpc/include/asm/stacktrace.h and include asm/stracktrace.h in arch/powerpc/kernel/process.c, which contains the implementation. This allows show_instructions() to be called on, for example, show_signal_msg(). Signed-off-by: Murilo Opsfelder Araujo --- arch/powerpc/include/asm/stacktrace.h | 13 +++++++++++++ arch/powerpc/kernel/process.c | 3 ++- 2 files changed, 15 insertions(+), 1 deletion(-) create mode 100644 arch/powerpc/include/asm/stacktrace.h diff --git a/arch/powerpc/include/asm/stacktrace.h b/arch/powerpc/include/asm/stacktrace.h new file mode 100644 index 000000000000..217ebc52ff97 --- /dev/null +++ b/arch/powerpc/include/asm/stacktrace.h @@ -0,0 +1,13 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Stack trace functions. + * + * Copyright 2018, Murilo Opsfelder Araujo, IBM Corporation. + */ + +#ifndef _ASM_POWERPC_STACKTRACE_H +#define _ASM_POWERPC_STACKTRACE_H + +void show_instructions(struct pt_regs *regs); + +#endif /* _ASM_POWERPC_STACKTRACE_H */ diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c index 04960796fcce..709bfb524b84 100644 --- a/arch/powerpc/kernel/process.c +++ b/arch/powerpc/kernel/process.c @@ -52,6 +52,7 @@ #include #include #include +#include #include #include #include @@ -1261,7 +1262,7 @@ struct task_struct *__switch_to(struct task_struct *prev, static int instructions_to_print = 16; -static void show_instructions(struct pt_regs *regs) +void show_instructions(struct pt_regs *regs) { int i; unsigned long pc = regs->nip - (instructions_to_print * 3 / 4 * -- 2.17.1