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Merge remote-tracking branch 'tip/perf/urgent' into perf/core

Browse Source 
To pick up fixes.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo
2018-10-18 11:13:01 -03:00
parent d4ae552982 20e8e72d0f
commit ce6c9da111
448 changed files with 4053 additions and 2440 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
tools/arch/x86/include/uapi/asm/kvm.h
View File

@@ -377,6 +377,7 @@ struct kvm_sync_regs {
#define KVM_X86_QUIRK_LINT0_REENABLED (1 << 0)
#define KVM_X86_QUIRK_CD_NW_CLEARED (1 << 1)
#define KVM_X86_QUIRK_LAPIC_MMIO_HOLE (1 << 2)
#define KVM_STATE_NESTED_GUEST_MODE 0x00000001
#define KVM_STATE_NESTED_RUN_PENDING 0x00000002

1
tools/hv/hv_fcopy_daemon.c
View File

@@ -234,6 +234,7 @@ int main(int argc, char *argv[])
break;
default:
error = HV_E_FAIL;
syslog(LOG_ERR, "Unknown operation: %d",
buffer.hdr.operation);

1
tools/include/uapi/linux/kvm.h
View File

@@ -952,6 +952,7 @@ struct kvm_ppc_resize_hpt {
#define KVM_CAP_S390_HPAGE_1M 156
#define KVM_CAP_NESTED_STATE 157
#define KVM_CAP_ARM_INJECT_SERROR_ESR 158
#define KVM_CAP_MSR_PLATFORM_INFO 159
#ifdef KVM_CAP_IRQ_ROUTING

2
tools/kvm/kvm_stat/kvm_stat
View File

@@ -1325,7 +1325,7 @@ class Tui(object):
msg = ''
while True:
self.screen.erase()
self.screen.addstr(0, 0, 'Set update interval (defaults to %fs).' %
self.screen.addstr(0, 0, 'Set update interval (defaults to %.1fs).' %
DELAY_DEFAULT, curses.A_BOLD)
self.screen.addstr(4, 0, msg)
self.screen.addstr(2, 0, 'Change delay from %.1fs to ' %

4
tools/lib/api/fs/tracing_path.c
View File

@@ -36,7 +36,7 @@ static const char *tracing_path_tracefs_mount(void)
__tracing_path_set("", mnt);
return mnt;
return tracing_path;
}
static const char *tracing_path_debugfs_mount(void)
@@ -49,7 +49,7 @@ static const char *tracing_path_debugfs_mount(void)
__tracing_path_set("tracing/", mnt);
return mnt;
return tracing_path;
}
const char *tracing_path_mount(void)

2
tools/perf/Makefile.config
View File

@@ -833,7 +833,7 @@ ifndef NO_JVMTI
JDIR=$(shell /usr/sbin/update-java-alternatives -l | head -1 | awk '{print $$3}')
else
ifneq (,$(wildcard /usr/sbin/alternatives))
JDIR=$(shell alternatives --display java | tail -1 | cut -d' ' -f 5 | sed 's%/jre/bin/java.%%g')
JDIR=$(shell /usr/sbin/alternatives --display java | tail -1 | cut -d' ' -f 5 | sed 's%/jre/bin/java.%%g')
endif
endif
ifndef JDIR

2
tools/perf/Makefile.perf
View File

@@ -635,7 +635,7 @@ $(LIBPERF_IN): prepare FORCE
$(LIB_FILE): $(LIBPERF_IN)
$(QUIET_AR)$(RM) $@ && $(AR) rcs $@ $(LIBPERF_IN) $(LIB_OBJS)
LIBTRACEEVENT_FLAGS += plugin_dir=$(plugindir_SQ)
LIBTRACEEVENT_FLAGS += plugin_dir=$(plugindir_SQ) 'EXTRA_CFLAGS=$(EXTRA_CFLAGS)' 'LDFLAGS=$(LDFLAGS)'
$(LIBTRACEEVENT): FORCE
$(Q)$(MAKE) -C $(TRACE_EVENT_DIR) $(LIBTRACEEVENT_FLAGS) O=$(OUTPUT) $(OUTPUT)libtraceevent.a

1
tools/perf/builtin-report.c
View File

@@ -980,6 +980,7 @@ int cmd_report(int argc, const char **argv)
.id_index = perf_event__process_id_index,
.auxtrace_info = perf_event__process_auxtrace_info,
.auxtrace = perf_event__process_auxtrace,
.event_update = perf_event__process_event_update,
.feature = process_feature_event,
.ordered_events = true,
.ordering_requires_timestamps = true,

16
tools/perf/pmu-events/arch/x86/ivytown/uncore-power.json
View File

@@ -188,7 +188,7 @@
"Counter": "0,1,2,3",
"EventCode": "0xb",
"EventName": "UNC_P_FREQ_GE_1200MHZ_CYCLES",
"Filter": "filter_band0=1200",
"Filter": "filter_band0=12",
"MetricExpr": "(UNC_P_FREQ_GE_1200MHZ_CYCLES / UNC_P_CLOCKTICKS) * 100.",
"MetricName": "freq_ge_1200mhz_cycles %",
"PerPkg": "1",
@@ -199,7 +199,7 @@
"Counter": "0,1,2,3",
"EventCode": "0xc",
"EventName": "UNC_P_FREQ_GE_2000MHZ_CYCLES",
"Filter": "filter_band1=2000",
"Filter": "filter_band1=20",
"MetricExpr": "(UNC_P_FREQ_GE_2000MHZ_CYCLES / UNC_P_CLOCKTICKS) * 100.",
"MetricName": "freq_ge_2000mhz_cycles %",
"PerPkg": "1",
@@ -210,7 +210,7 @@
"Counter": "0,1,2,3",
"EventCode": "0xd",
"EventName": "UNC_P_FREQ_GE_3000MHZ_CYCLES",
"Filter": "filter_band2=3000",
"Filter": "filter_band2=30",
"MetricExpr": "(UNC_P_FREQ_GE_3000MHZ_CYCLES / UNC_P_CLOCKTICKS) * 100.",
"MetricName": "freq_ge_3000mhz_cycles %",
"PerPkg": "1",
@@ -221,7 +221,7 @@
"Counter": "0,1,2,3",
"EventCode": "0xe",
"EventName": "UNC_P_FREQ_GE_4000MHZ_CYCLES",
"Filter": "filter_band3=4000",
"Filter": "filter_band3=40",
"MetricExpr": "(UNC_P_FREQ_GE_4000MHZ_CYCLES / UNC_P_CLOCKTICKS) * 100.",
"MetricName": "freq_ge_4000mhz_cycles %",
"PerPkg": "1",
@@ -232,7 +232,7 @@
"Counter": "0,1,2,3",
"EventCode": "0xb",
"EventName": "UNC_P_FREQ_GE_1200MHZ_TRANSITIONS",
"Filter": "edge=1,filter_band0=1200",
"Filter": "edge=1,filter_band0=12",
"MetricExpr": "(UNC_P_FREQ_GE_1200MHZ_CYCLES / UNC_P_CLOCKTICKS) * 100.",
"MetricName": "freq_ge_1200mhz_cycles %",
"PerPkg": "1",
@@ -243,7 +243,7 @@
"Counter": "0,1,2,3",
"EventCode": "0xc",
"EventName": "UNC_P_FREQ_GE_2000MHZ_TRANSITIONS",
"Filter": "edge=1,filter_band1=2000",
"Filter": "edge=1,filter_band1=20",
"MetricExpr": "(UNC_P_FREQ_GE_2000MHZ_CYCLES / UNC_P_CLOCKTICKS) * 100.",
"MetricName": "freq_ge_2000mhz_cycles %",
"PerPkg": "1",
@@ -254,7 +254,7 @@
"Counter": "0,1,2,3",
"EventCode": "0xd",
"EventName": "UNC_P_FREQ_GE_3000MHZ_TRANSITIONS",
"Filter": "edge=1,filter_band2=4000",
"Filter": "edge=1,filter_band2=30",
"MetricExpr": "(UNC_P_FREQ_GE_3000MHZ_CYCLES / UNC_P_CLOCKTICKS) * 100.",
"MetricName": "freq_ge_3000mhz_cycles %",
"PerPkg": "1",
@@ -265,7 +265,7 @@
"Counter": "0,1,2,3",
"EventCode": "0xe",
"EventName": "UNC_P_FREQ_GE_4000MHZ_TRANSITIONS",
"Filter": "edge=1,filter_band3=4000",
"Filter": "edge=1,filter_band3=40",
"MetricExpr": "(UNC_P_FREQ_GE_4000MHZ_CYCLES / UNC_P_CLOCKTICKS) * 100.",
"MetricName": "freq_ge_4000mhz_cycles %",
"PerPkg": "1",

16
tools/perf/pmu-events/arch/x86/jaketown/uncore-power.json
View File

@@ -187,7 +187,7 @@
"Counter": "0,1,2,3",
"EventCode": "0xb",
"EventName": "UNC_P_FREQ_GE_1200MHZ_CYCLES",
"Filter": "filter_band0=1200",
"Filter": "filter_band0=12",
"MetricExpr": "(UNC_P_FREQ_GE_1200MHZ_CYCLES / UNC_P_CLOCKTICKS) * 100.",
"MetricName": "freq_ge_1200mhz_cycles %",
"PerPkg": "1",
@@ -198,7 +198,7 @@
"Counter": "0,1,2,3",
"EventCode": "0xc",
"EventName": "UNC_P_FREQ_GE_2000MHZ_CYCLES",
"Filter": "filter_band1=2000",
"Filter": "filter_band1=20",
"MetricExpr": "(UNC_P_FREQ_GE_2000MHZ_CYCLES / UNC_P_CLOCKTICKS) * 100.",
"MetricName": "freq_ge_2000mhz_cycles %",
"PerPkg": "1",
@@ -209,7 +209,7 @@
"Counter": "0,1,2,3",
"EventCode": "0xd",
"EventName": "UNC_P_FREQ_GE_3000MHZ_CYCLES",
"Filter": "filter_band2=3000",
"Filter": "filter_band2=30",
"MetricExpr": "(UNC_P_FREQ_GE_3000MHZ_CYCLES / UNC_P_CLOCKTICKS) * 100.",
"MetricName": "freq_ge_3000mhz_cycles %",
"PerPkg": "1",
@@ -220,7 +220,7 @@
"Counter": "0,1,2,3",
"EventCode": "0xe",
"EventName": "UNC_P_FREQ_GE_4000MHZ_CYCLES",
"Filter": "filter_band3=4000",
"Filter": "filter_band3=40",
"MetricExpr": "(UNC_P_FREQ_GE_4000MHZ_CYCLES / UNC_P_CLOCKTICKS) * 100.",
"MetricName": "freq_ge_4000mhz_cycles %",
"PerPkg": "1",
@@ -231,7 +231,7 @@
"Counter": "0,1,2,3",
"EventCode": "0xb",
"EventName": "UNC_P_FREQ_GE_1200MHZ_TRANSITIONS",
"Filter": "edge=1,filter_band0=1200",
"Filter": "edge=1,filter_band0=12",
"MetricExpr": "(UNC_P_FREQ_GE_1200MHZ_CYCLES / UNC_P_CLOCKTICKS) * 100.",
"MetricName": "freq_ge_1200mhz_cycles %",
"PerPkg": "1",
@@ -242,7 +242,7 @@
"Counter": "0,1,2,3",
"EventCode": "0xc",
"EventName": "UNC_P_FREQ_GE_2000MHZ_TRANSITIONS",
"Filter": "edge=1,filter_band1=2000",
"Filter": "edge=1,filter_band1=20",
"MetricExpr": "(UNC_P_FREQ_GE_2000MHZ_CYCLES / UNC_P_CLOCKTICKS) * 100.",
"MetricName": "freq_ge_2000mhz_cycles %",
"PerPkg": "1",
@@ -253,7 +253,7 @@
"Counter": "0,1,2,3",
"EventCode": "0xd",
"EventName": "UNC_P_FREQ_GE_3000MHZ_TRANSITIONS",
"Filter": "edge=1,filter_band2=4000",
"Filter": "edge=1,filter_band2=30",
"MetricExpr": "(UNC_P_FREQ_GE_3000MHZ_CYCLES / UNC_P_CLOCKTICKS) * 100.",
"MetricName": "freq_ge_3000mhz_cycles %",
"PerPkg": "1",
@@ -264,7 +264,7 @@
"Counter": "0,1,2,3",
"EventCode": "0xe",
"EventName": "UNC_P_FREQ_GE_4000MHZ_TRANSITIONS",
"Filter": "edge=1,filter_band3=4000",
"Filter": "edge=1,filter_band3=40",
"MetricExpr": "(UNC_P_FREQ_GE_4000MHZ_CYCLES / UNC_P_CLOCKTICKS) * 100.",
"MetricName": "freq_ge_4000mhz_cycles %",
"PerPkg": "1",

22
tools/perf/util/event.c
View File

@@ -1081,6 +1081,7 @@ void *cpu_map_data__alloc(struct cpu_map *map, size_t *size, u16 *type, int *max
}
*size += sizeof(struct cpu_map_data);
*size = PERF_ALIGN(*size, sizeof(u64));
return zalloc(*size);
}
@@ -1560,26 +1561,9 @@ struct map *thread__find_map(struct thread *thread, u8 cpumode, u64 addr,
return NULL;
}
try_again:
al->map = map_groups__find(mg, al->addr);
if (al->map == NULL) {
/*
* If this is outside of all known maps, and is a negative
* address, try to look it up in the kernel dso, as it might be
* a vsyscall or vdso (which executes in user-mode).
*
* XXX This is nasty, we should have a symbol list in the
* "[vdso]" dso, but for now lets use the old trick of looking
* in the whole kernel symbol list.
*/
if (cpumode == PERF_RECORD_MISC_USER && machine &&
mg != &machine->kmaps &&
machine__kernel_ip(machine, al->addr)) {
mg = &machine->kmaps;
load_map = true;
goto try_again;
}
} else {
if (al->map != NULL) {
/*
* Kernel maps might be changed when loading symbols so loading
* must be done prior to using kernel maps.

3
tools/perf/util/evsel.c
View File

@@ -1089,6 +1089,9 @@ void perf_evsel__config(struct perf_evsel *evsel, struct record_opts *opts,
attr->exclude_user = 1;
}
if (evsel->own_cpus)
evsel->attr.read_format |= PERF_FORMAT_ID;
/*
* Apply event specific term settings,
* it overloads any global configuration.

13
tools/perf/util/pmu.c
View File

@@ -930,13 +930,14 @@ static void pmu_format_value(unsigned long *format, __u64 value, __u64 *v,
static __u64 pmu_format_max_value(const unsigned long *format)
{
__u64 w = 0;
int fbit;
int w;
for_each_set_bit(fbit, format, PERF_PMU_FORMAT_BITS)
w |= (1ULL << fbit);
return w;
w = bitmap_weight(format, PERF_PMU_FORMAT_BITS);
if (!w)
return 0;
if (w < 64)
return (1ULL << w) - 1;
return -1;
}
/*

3
tools/perf/util/srcline.c
View File

@@ -85,6 +85,9 @@ static struct symbol *new_inline_sym(struct dso *dso,
struct symbol *inline_sym;
char *demangled = NULL;
if (!funcname)
funcname = "??";
if (dso) {
demangled = dso__demangle_sym(dso, 0, funcname);
if (demangled)

2
tools/testing/selftests/net/rtnetlink.sh
View File

@@ -1,4 +1,4 @@
#!/bin/sh
#!/bin/bash
#
# This test is for checking rtnetlink callpaths, and get as much coverage as possible.
#

2
tools/testing/selftests/net/udpgso_bench.sh
View File

@@ -1,4 +1,4 @@
#!/bin/sh
#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
#
# Run a series of udpgso benchmarks

19
tools/testing/selftests/rseq/param_test.c
View File

@@ -56,15 +56,13 @@ unsigned int yield_mod_cnt, nr_abort;
printf(fmt, ## __VA_ARGS__); \
} while (0)
#if defined(__x86_64__) || defined(__i386__)
#ifdef __i386__
#define INJECT_ASM_REG "eax"
#define RSEQ_INJECT_CLOBBER \
, INJECT_ASM_REG
#ifdef __i386__
#define RSEQ_INJECT_ASM(n) \
"mov asm_loop_cnt_" #n ", %%" INJECT_ASM_REG "\n\t" \
"test %%" INJECT_ASM_REG ",%%" INJECT_ASM_REG "\n\t" \
@@ -76,9 +74,16 @@ unsigned int yield_mod_cnt, nr_abort;
#elif defined(__x86_64__)
#define INJECT_ASM_REG_P "rax"
#define INJECT_ASM_REG "eax"
#define RSEQ_INJECT_CLOBBER \
, INJECT_ASM_REG_P \
, INJECT_ASM_REG
#define RSEQ_INJECT_ASM(n) \
"lea asm_loop_cnt_" #n "(%%rip), %%" INJECT_ASM_REG "\n\t" \
"mov (%%" INJECT_ASM_REG "), %%" INJECT_ASM_REG "\n\t" \
"lea asm_loop_cnt_" #n "(%%rip), %%" INJECT_ASM_REG_P "\n\t" \
"mov (%%" INJECT_ASM_REG_P "), %%" INJECT_ASM_REG "\n\t" \
"test %%" INJECT_ASM_REG ",%%" INJECT_ASM_REG "\n\t" \
"jz 333f\n\t" \
"222:\n\t" \
@@ -86,10 +91,6 @@ unsigned int yield_mod_cnt, nr_abort;
"jnz 222b\n\t" \
"333:\n\t"
#else
#error "Unsupported architecture"
#endif
#elif defined(__s390__)
#define RSEQ_INJECT_INPUT \

172
tools/testing/selftests/x86/test_vdso.c
View File

@@ -17,6 +17,7 @@
#include <errno.h>
#include <sched.h>
#include <stdbool.h>
#include <limits.h>
#ifndef SYS_getcpu
# ifdef __x86_64__
@@ -31,6 +32,14 @@
int nerrs = 0;
typedef int (*vgettime_t)(clockid_t, struct timespec *);
vgettime_t vdso_clock_gettime;
typedef long (*vgtod_t)(struct timeval *tv, struct timezone *tz);
vgtod_t vdso_gettimeofday;
typedef long (*getcpu_t)(unsigned *, unsigned *, void *);
getcpu_t vgetcpu;
@@ -95,6 +104,15 @@ static void fill_function_pointers()
printf("Warning: failed to find getcpu in vDSO\n");
vgetcpu = (getcpu_t) vsyscall_getcpu();
vdso_clock_gettime = (vgettime_t)dlsym(vdso, "__vdso_clock_gettime");
if (!vdso_clock_gettime)
printf("Warning: failed to find clock_gettime in vDSO\n");
vdso_gettimeofday = (vgtod_t)dlsym(vdso, "__vdso_gettimeofday");
if (!vdso_gettimeofday)
printf("Warning: failed to find gettimeofday in vDSO\n");
}
static long sys_getcpu(unsigned * cpu, unsigned * node,
@@ -103,6 +121,16 @@ static long sys_getcpu(unsigned * cpu, unsigned * node,
return syscall(__NR_getcpu, cpu, node, cache);
}
static inline int sys_clock_gettime(clockid_t id, struct timespec *ts)
{
return syscall(__NR_clock_gettime, id, ts);
}
static inline int sys_gettimeofday(struct timeval *tv, struct timezone *tz)
{
return syscall(__NR_gettimeofday, tv, tz);
}
static void test_getcpu(void)
{
printf("[RUN]\tTesting getcpu...\n");
@@ -155,10 +183,154 @@ static void test_getcpu(void)
}
}
static bool ts_leq(const struct timespec *a, const struct timespec *b)
{
if (a->tv_sec != b->tv_sec)
return a->tv_sec < b->tv_sec;
else
return a->tv_nsec <= b->tv_nsec;
}
static bool tv_leq(const struct timeval *a, const struct timeval *b)
{
if (a->tv_sec != b->tv_sec)
return a->tv_sec < b->tv_sec;
else
return a->tv_usec <= b->tv_usec;
}
static char const * const clocknames[] = {
[0] = "CLOCK_REALTIME",
[1] = "CLOCK_MONOTONIC",
[2] = "CLOCK_PROCESS_CPUTIME_ID",
[3] = "CLOCK_THREAD_CPUTIME_ID",
[4] = "CLOCK_MONOTONIC_RAW",
[5] = "CLOCK_REALTIME_COARSE",
[6] = "CLOCK_MONOTONIC_COARSE",
[7] = "CLOCK_BOOTTIME",
[8] = "CLOCK_REALTIME_ALARM",
[9] = "CLOCK_BOOTTIME_ALARM",
[10] = "CLOCK_SGI_CYCLE",
[11] = "CLOCK_TAI",
};
static void test_one_clock_gettime(int clock, const char *name)
{
struct timespec start, vdso, end;
int vdso_ret, end_ret;
printf("[RUN]\tTesting clock_gettime for clock %s (%d)...\n", name, clock);
if (sys_clock_gettime(clock, &start) < 0) {
if (errno == EINVAL) {
vdso_ret = vdso_clock_gettime(clock, &vdso);
if (vdso_ret == -EINVAL) {
printf("[OK]\tNo such clock.\n");
} else {
printf("[FAIL]\tNo such clock, but __vdso_clock_gettime returned %d\n", vdso_ret);
nerrs++;
}
} else {
printf("[WARN]\t clock_gettime(%d) syscall returned error %d\n", clock, errno);
}
return;
}
vdso_ret = vdso_clock_gettime(clock, &vdso);
end_ret = sys_clock_gettime(clock, &end);
if (vdso_ret != 0 || end_ret != 0) {
printf("[FAIL]\tvDSO returned %d, syscall errno=%d\n",
vdso_ret, errno);
nerrs++;
return;
}
printf("\t%llu.%09ld %llu.%09ld %llu.%09ld\n",
(unsigned long long)start.tv_sec, start.tv_nsec,
(unsigned long long)vdso.tv_sec, vdso.tv_nsec,
(unsigned long long)end.tv_sec, end.tv_nsec);
if (!ts_leq(&start, &vdso) || !ts_leq(&vdso, &end)) {
printf("[FAIL]\tTimes are out of sequence\n");
nerrs++;
}
}
static void test_clock_gettime(void)
{
for (int clock = 0; clock < sizeof(clocknames) / sizeof(clocknames[0]);
clock++) {
test_one_clock_gettime(clock, clocknames[clock]);
}
/* Also test some invalid clock ids */
test_one_clock_gettime(-1, "invalid");
test_one_clock_gettime(INT_MIN, "invalid");
test_one_clock_gettime(INT_MAX, "invalid");
}
static void test_gettimeofday(void)
{
struct timeval start, vdso, end;
struct timezone sys_tz, vdso_tz;
int vdso_ret, end_ret;
if (!vdso_gettimeofday)
return;
printf("[RUN]\tTesting gettimeofday...\n");
if (sys_gettimeofday(&start, &sys_tz) < 0) {
printf("[FAIL]\tsys_gettimeofday failed (%d)\n", errno);
nerrs++;
return;
}
vdso_ret = vdso_gettimeofday(&vdso, &vdso_tz);
end_ret = sys_gettimeofday(&end, NULL);
if (vdso_ret != 0 || end_ret != 0) {
printf("[FAIL]\tvDSO returned %d, syscall errno=%d\n",
vdso_ret, errno);
nerrs++;
return;
}
printf("\t%llu.%06ld %llu.%06ld %llu.%06ld\n",
(unsigned long long)start.tv_sec, start.tv_usec,
(unsigned long long)vdso.tv_sec, vdso.tv_usec,
(unsigned long long)end.tv_sec, end.tv_usec);
if (!tv_leq(&start, &vdso) || !tv_leq(&vdso, &end)) {
printf("[FAIL]\tTimes are out of sequence\n");
nerrs++;
}
if (sys_tz.tz_minuteswest == vdso_tz.tz_minuteswest &&
sys_tz.tz_dsttime == vdso_tz.tz_dsttime) {
printf("[OK]\ttimezones match: minuteswest=%d, dsttime=%d\n",
sys_tz.tz_minuteswest, sys_tz.tz_dsttime);
} else {
printf("[FAIL]\ttimezones do not match\n");
nerrs++;
}
/* And make sure that passing NULL for tz doesn't crash. */
vdso_gettimeofday(&vdso, NULL);
}
int main(int argc, char **argv)
{
fill_function_pointers();
test_clock_gettime();
test_gettimeofday();
/*
* Test getcpu() last so that, if something goes wrong setting affinity,
* we still run the other tests.
*/
test_getcpu();
return nerrs ? 1 : 0;