From patchwork Thu Jun 27 11:23:49 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Naveen N. 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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Thu, 27 Jun 2019 12:24:09 +0100 Received: from b06wcsmtp001.portsmouth.uk.ibm.com (b06wcsmtp001.portsmouth.uk.ibm.com [9.149.105.160]) by b06cxnps3074.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id x5RBO88g30343352 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 27 Jun 2019 11:24:08 GMT Received: from b06wcsmtp001.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 2C7ADA405F; Thu, 27 Jun 2019 11:24:08 +0000 (GMT) Received: from b06wcsmtp001.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 2E7BEA405B; Thu, 27 Jun 2019 11:24:06 +0000 (GMT) Received: from naverao1-tp.ibmuc.com (unknown [9.85.73.27]) by b06wcsmtp001.portsmouth.uk.ibm.com (Postfix) with ESMTP; Thu, 27 Jun 2019 11:24:05 +0000 (GMT) From: "Naveen N. Rao" To: Michael Ellerman , Steven Rostedt , Masami Hiramatsu , Ingo Molnar , Nicholas Piggin Subject: [PATCH v2 1/7] ftrace: Expose flags used for ftrace_replace_code() Date: Thu, 27 Jun 2019 16:53:49 +0530 X-Mailer: git-send-email 2.22.0 In-Reply-To: References: MIME-Version: 1.0 X-TM-AS-GCONF: 00 x-cbid: 19062711-0020-0000-0000-0000034DDFBA X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 19062711-0021-0000-0000-000021A15A16 Message-Id: <51cba452b38ae55049bd15b0aeac6060cc1105f2.1561634177.git.naveen.n.rao@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2019-06-27_06:, , signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=944 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1906270133 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" Since ftrace_replace_code() is a __weak function and can be overridden, we need to expose the flags that can be set. So, move the flags enum to the header file. Reviewed-by: Steven Rostedt (VMware) Signed-off-by: Naveen N. Rao --- include/linux/ftrace.h | 5 +++++ kernel/trace/ftrace.c | 5 ----- 2 files changed, 5 insertions(+), 5 deletions(-) diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h index 25e2995d4a4c..e97789c95c4e 100644 --- a/include/linux/ftrace.h +++ b/include/linux/ftrace.h @@ -162,6 +162,11 @@ enum { FTRACE_OPS_FL_TRACE_ARRAY = 1 << 15, }; +enum { + FTRACE_MODIFY_ENABLE_FL = (1 << 0), + FTRACE_MODIFY_MAY_SLEEP_FL = (1 << 1), +}; + #ifdef CONFIG_DYNAMIC_FTRACE /* The hash used to know what functions callbacks trace */ struct ftrace_ops_hash { diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index 38277af44f5c..5710a6b3edc1 100644 --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c @@ -75,11 +75,6 @@ #define INIT_OPS_HASH(opsname) #endif -enum { - FTRACE_MODIFY_ENABLE_FL = (1 << 0), - FTRACE_MODIFY_MAY_SLEEP_FL = (1 << 1), -}; - struct ftrace_ops ftrace_list_end __read_mostly = { .func = ftrace_stub, .flags = FTRACE_OPS_FL_RECURSION_SAFE | FTRACE_OPS_FL_STUB,