linux-kernel - [PATCH v5 7/7] perf/sdt: List events fetched from uprobe

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Tue, 14 Mar 2017 20:36:58 +0530
From:   Ravi Bangoria <ravi.bangoria@...ux.vnet.ibm.com>
To:     mingo@...hat.com, acme@...nel.org, mhiramat@...nel.org
Cc:     brendan.d.gregg@...il.com, peterz@...radead.org,
        alexander.shishkin@...ux.intel.com, wangnan0@...wei.com,
        jolsa@...nel.org, ak@...ux.intel.com, treeze.taeung@...il.com,
        mathieu.poirier@...aro.org, hekuang@...wei.com,
        sukadev@...ux.vnet.ibm.com, ananth@...ibm.com,
        naveen.n.rao@...ux.vnet.ibm.com, adrian.hunter@...el.com,
        linux-kernel@...r.kernel.org, hemant@...ux.vnet.ibm.com,
        Ravi Bangoria <ravi.bangoria@...ux.vnet.ibm.com>
Subject: [PATCH v5 7/7] perf/sdt: List events fetched from uprobe_events

Perf was showing warning if user tries to record sdt event without
creating a probepoint. Now we are allowing direct record on sdt
events, remove this stale warning/hint.

Signed-off-by: Ravi Bangoria <ravi.bangoria@...ux.vnet.ibm.com>
---
 tools/lib/api/fs/tracing_path.c | 17 ++++-------------
 1 file changed, 4 insertions(+), 13 deletions(-)

diff --git a/tools/lib/api/fs/tracing_path.c b/tools/lib/api/fs/tracing_path.c
index 3e606b9..fa52e67 100644
--- a/tools/lib/api/fs/tracing_path.c
+++ b/tools/lib/api/fs/tracing_path.c
@@ -103,19 +103,10 @@ int tracing_path__strerror_open_tp(int err, char *buf, size_t size,
 		 * - jirka
 		 */
 		if (debugfs__configured() || tracefs__configured()) {
-			/* sdt markers */
-			if (!strncmp(filename, "sdt_", 4)) {
-				snprintf(buf, size,
-					"Error:\tFile %s/%s not found.\n"
-					"Hint:\tSDT event cannot be directly recorded on.\n"
-					"\tPlease first use 'perf probe %s:%s' before recording it.\n",
-					tracing_events_path, filename, sys, name);
-			} else {
-				snprintf(buf, size,
-					 "Error:\tFile %s/%s not found.\n"
-					 "Hint:\tPerhaps this kernel misses some CONFIG_ setting to enable this feature?.\n",
-					 tracing_events_path, filename);
-			}
+			snprintf(buf, size,
+				 "Error:\tFile %s/%s not found.\n"
+				 "Hint:\tPerhaps this kernel misses some CONFIG_ setting to enable this feature?.\n",
+				 tracing_events_path, filename);
 			break;
 		}
 		snprintf(buf, size, "%s",
-- 
2.9.3