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| author | David S. Miller <davem@davemloft.net> | 2018-04-25 06:59:11 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-04-25 06:59:11 +0300 |
| commit | c749fa181bd5848be78691d23168ec61ce691b95 (patch) | |
| tree | d037dc016bd880d9d5b393a30f3907ef5e98124d /tools/perf/util/evsel.c | |
| parent | 16f4faa4f06ff3b4e214922d55ac33ab6e2bdbdc (diff) | |
| parent | 3be4aaf4e2d3eb95cce7835e8df797ae65ae5ac1 (diff) | |
| download | linux-c749fa181bd5848be78691d23168ec61ce691b95.tar.xz | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'tools/perf/util/evsel.c')
| -rw-r--r-- | tools/perf/util/evsel.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c index 1ac8d9236efd..3e87486c28fe 100644 --- a/tools/perf/util/evsel.c +++ b/tools/perf/util/evsel.c @@ -2870,8 +2870,7 @@ int perf_evsel__open_strerror(struct perf_evsel *evsel, struct target *target, #if defined(__i386__) || defined(__x86_64__) if (evsel->attr.type == PERF_TYPE_HARDWARE) return scnprintf(msg, size, "%s", - "No hardware sampling interrupt available.\n" - "No APIC? If so then you can boot the kernel with the \"lapic\" boot parameter to force-enable it."); + "No hardware sampling interrupt available.\n"); #endif break; case EBUSY: @@ -2894,8 +2893,7 @@ int perf_evsel__open_strerror(struct perf_evsel *evsel, struct target *target, return scnprintf(msg, size, "The sys_perf_event_open() syscall returned with %d (%s) for event (%s).\n" - "/bin/dmesg may provide additional information.\n" - "No CONFIG_PERF_EVENTS=y kernel support configured?", + "/bin/dmesg | grep -i perf may provide additional information.\n", err, str_error_r(err, sbuf, sizeof(sbuf)), perf_evsel__name(evsel)); } |