linux-kernel - [PATCH 09/12] perf kvm: split out tracepoints from record args

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]

Message-Id: <1349716656-48165-10-git-send-email-dsahern@gmail.com>
Date:	Mon,  8 Oct 2012 11:17:33 -0600
From:	David Ahern <dsahern@...il.com>
To:	acme@...stprotocols.net, linux-kernel@...r.kernel.org
Cc:	mingo@...nel.org, peterz@...radead.org, fweisbec@...il.com,
	David Ahern <dsahern@...il.com>,
	Xiao Guangrong <xiaoguangrong@...ux.vnet.ibm.com>,
	Dong Hao <haodong@...ux.vnet.ibm.com>
Subject: [PATCH 09/12] perf kvm: split out tracepoints from record args

Needed by kvm live command. Make record_args a local while we are
messing with the args.

Signed-off-by: David Ahern <dsahern@...il.com>
Cc: Arnaldo Carvalho de Melo <acme@...stprotocols.net>
Cc: Ingo Molnar <mingo@...nel.org>
Cc: Frederic Weisbecker <fweisbec@...il.com>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Xiao Guangrong <xiaoguangrong@...ux.vnet.ibm.com>
Cc: Dong Hao <haodong@...ux.vnet.ibm.com>
---
 tools/perf/builtin-kvm.c |   30 +++++++++++++++++++-----------
 1 file changed, 19 insertions(+), 11 deletions(-)

diff --git a/tools/perf/builtin-kvm.c b/tools/perf/builtin-kvm.c
index 43fd71c..f6091d2 100644
--- a/tools/perf/builtin-kvm.c
+++ b/tools/perf/builtin-kvm.c
@@ -784,16 +784,11 @@ exit:
 	return ret;
 }
 
-static const char * const record_args[] = {
-	"record",
-	"-R",
-	"-f",
-	"-m", "1024",
-	"-c", "1",
-	"-e", "kvm:kvm_entry",
-	"-e", "kvm:kvm_exit",
-	"-e", "kvm:kvm_mmio",
-	"-e", "kvm:kvm_pio",
+static const char * const kvm_events_tp[] = {
+	"kvm:kvm_entry",
+	"kvm:kvm_exit",
+	"kvm:kvm_mmio",
+	"kvm:kvm_pio",
 };
 
 #define STRDUP_FAIL_EXIT(s)		\
@@ -808,8 +803,16 @@ static int kvm_events_record(struct perf_kvm *kvm, int argc, const char **argv)
 {
 	unsigned int rec_argc, i, j;
 	const char **rec_argv;
+	const char * const record_args[] = {
+		"record",
+		"-R",
+		"-f",
+		"-m", "1024",
+		"-c", "1",
+	};
 
-	rec_argc = ARRAY_SIZE(record_args) + argc + 2;
+	rec_argc = ARRAY_SIZE(record_args) + argc + 2 +
+		   ARRAY_SIZE(kvm_events_tp);
 	rec_argv = calloc(rec_argc + 1, sizeof(char *));
 
 	if (rec_argv == NULL)
@@ -818,6 +821,11 @@ static int kvm_events_record(struct perf_kvm *kvm, int argc, const char **argv)
 	for (i = 0; i < ARRAY_SIZE(record_args); i++)
 		rec_argv[i] = STRDUP_FAIL_EXIT(record_args[i]);
 
+	for (j = 0; j < ARRAY_SIZE(kvm_events_tp); j++) {
+		rec_argv[i++] = "-e";
+		rec_argv[i++] = STRDUP_FAIL_EXIT(kvm_events_tp[j]);
+	}
+
 	rec_argv[i++] = STRDUP_FAIL_EXIT("-o");
 	rec_argv[i++] = STRDUP_FAIL_EXIT(kvm->file_name);
 
-- 
1.7.10.1

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/