AcoSail/kernel_optimize_test
8
0
Fork 0
forked from luck/tmp_suning_uos_patched
Code Pull Requests Activity

perf kvm: Split out tracepoints from record args

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

Signed-off-by: David Ahern <dsahern@gmail.com>
Reviewed-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Runzhen Wang <runzhen@linux.vnet.ibm.com>
Cc: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Link: http://lkml.kernel.org/r/1375473947-64285-5-git-send-email-dsahern@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
David Ahern 2013-08-02 14:05:42 -06:00 committed by Arnaldo Carvalho de Melo
parent 9c5014022f
commit 8fdd84c44f
1 changed files with 19 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

30
tools/perf/builtin-kvm.c
View File

@ -801,16 +801,11 @@ static int kvm_events_report_vcpu(struct perf_kvm_stat *kvm)
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) \
@ -826,8 +821,16 @@ kvm_events_record(struct perf_kvm_stat *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 +
2 * ARRAY_SIZE(kvm_events_tp);
rec_argv = calloc(rec_argc + 1, sizeof(char *));
if (rec_argv == NULL)
@ -836,6 +839,11 @@ kvm_events_record(struct perf_kvm_stat *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);