Update Linux to v5.10.109
Sourced from [1]
[1] https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.10.109.tar.xz
Change-Id: I19bca9fc6762d4e63bcf3e4cba88bbe560d9c76c
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 8ff2c98..9dddec1 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -33,7 +33,6 @@
#include "../perf.h"
#include "arch/common.h"
#include <internal/lib.h>
-#include <linux/err.h>
#ifdef HAVE_ZSTD_SUPPORT
static int perf_session__process_compressed_event(struct perf_session *session,
@@ -116,12 +115,12 @@
if (perf_header__has_feat(&session->header, HEADER_STAT))
return 0;
- if (!perf_evlist__valid_sample_type(session->evlist)) {
+ if (!evlist__valid_sample_type(session->evlist)) {
pr_err("non matching sample_type\n");
return -1;
}
- if (!perf_evlist__valid_sample_id_all(session->evlist)) {
+ if (!evlist__valid_sample_id_all(session->evlist)) {
pr_err("non matching sample_id_all\n");
return -1;
}
@@ -227,9 +226,13 @@
/* Open the directory data. */
if (data->is_dir) {
ret = perf_data__open_dir(data);
- if (ret)
- goto out_delete;
+ if (ret)
+ goto out_delete;
}
+
+ if (!symbol_conf.kallsyms_name &&
+ !symbol_conf.vmlinux_name)
+ symbol_conf.kallsyms_name = perf_data__kallsyms_name(data);
}
} else {
session->machines.host.env = &perf_env;
@@ -249,10 +252,10 @@
/*
* In pipe-mode, evlist is empty until PERF_RECORD_HEADER_ATTR is
- * processed, so perf_evlist__sample_id_all is not meaningful here.
+ * processed, so evlist__sample_id_all is not meaningful here.
*/
if ((!data || !data->is_pipe) && tool && tool->ordering_requires_timestamps &&
- tool->ordered_events && !perf_evlist__sample_id_all(session->evlist)) {
+ tool->ordered_events && !evlist__sample_id_all(session->evlist)) {
dump_printf("WARNING: No sample_id_all support, falling back to unordered processing\n");
tool->ordered_events = false;
}
@@ -467,6 +470,8 @@
tool->comm = process_event_stub;
if (tool->namespaces == NULL)
tool->namespaces = process_event_stub;
+ if (tool->cgroup == NULL)
+ tool->cgroup = process_event_stub;
if (tool->fork == NULL)
tool->fork = process_event_stub;
if (tool->exit == NULL)
@@ -485,6 +490,8 @@
tool->ksymbol = perf_event__process_ksymbol;
if (tool->bpf == NULL)
tool->bpf = perf_event__process_bpf;
+ if (tool->text_poke == NULL)
+ tool->text_poke = perf_event__process_text_poke;
if (tool->read == NULL)
tool->read = process_event_sample_stub;
if (tool->throttle == NULL)
@@ -655,6 +662,24 @@
swap_sample_id_all(event, &event->context_switch + 1);
}
+static void perf_event__text_poke_swap(union perf_event *event, bool sample_id_all)
+{
+ event->text_poke.addr = bswap_64(event->text_poke.addr);
+ event->text_poke.old_len = bswap_16(event->text_poke.old_len);
+ event->text_poke.new_len = bswap_16(event->text_poke.new_len);
+
+ if (sample_id_all) {
+ size_t len = sizeof(event->text_poke.old_len) +
+ sizeof(event->text_poke.new_len) +
+ event->text_poke.old_len +
+ event->text_poke.new_len;
+ void *data = &event->text_poke.old_len;
+
+ data += PERF_ALIGN(len, sizeof(u64));
+ swap_sample_id_all(event, data);
+ }
+}
+
static void perf_event__throttle_swap(union perf_event *event,
bool sample_id_all)
{
@@ -686,6 +711,18 @@
swap_sample_id_all(event, &event->namespaces.link_info[i]);
}
+static void perf_event__cgroup_swap(union perf_event *event, bool sample_id_all)
+{
+ event->cgroup.id = bswap_64(event->cgroup.id);
+
+ if (sample_id_all) {
+ void *data = &event->cgroup.path;
+
+ data += PERF_ALIGN(strlen(data) + 1, sizeof(u64));
+ swap_sample_id_all(event, data);
+ }
+}
+
static u8 revbyte(u8 b)
{
int rev = (b >> 4) | ((b & 0xf) << 4);
@@ -749,6 +786,7 @@
bswap_field_32(sample_stack_user);
bswap_field_32(aux_watermark);
bswap_field_16(sample_max_stack);
+ bswap_field_32(aux_sample_size);
/*
* After read_format are bitfields. Check read_format because
@@ -907,6 +945,19 @@
event->stat_round.time = bswap_64(event->stat_round.time);
}
+static void perf_event__time_conv_swap(union perf_event *event,
+ bool sample_id_all __maybe_unused)
+{
+ event->time_conv.time_shift = bswap_64(event->time_conv.time_shift);
+ event->time_conv.time_mult = bswap_64(event->time_conv.time_mult);
+ event->time_conv.time_zero = bswap_64(event->time_conv.time_zero);
+
+ if (event_contains(event->time_conv, time_cycles)) {
+ event->time_conv.time_cycles = bswap_64(event->time_conv.time_cycles);
+ event->time_conv.time_mask = bswap_64(event->time_conv.time_mask);
+ }
+}
+
typedef void (*perf_event__swap_op)(union perf_event *event,
bool sample_id_all);
@@ -927,6 +978,8 @@
[PERF_RECORD_SWITCH] = perf_event__switch_swap,
[PERF_RECORD_SWITCH_CPU_WIDE] = perf_event__switch_swap,
[PERF_RECORD_NAMESPACES] = perf_event__namespaces_swap,
+ [PERF_RECORD_CGROUP] = perf_event__cgroup_swap,
+ [PERF_RECORD_TEXT_POKE] = perf_event__text_poke_swap,
[PERF_RECORD_HEADER_ATTR] = perf_event__hdr_attr_swap,
[PERF_RECORD_HEADER_EVENT_TYPE] = perf_event__event_type_swap,
[PERF_RECORD_HEADER_TRACING_DATA] = perf_event__tracing_data_swap,
@@ -941,7 +994,7 @@
[PERF_RECORD_STAT] = perf_event__stat_swap,
[PERF_RECORD_STAT_ROUND] = perf_event__stat_round_swap,
[PERF_RECORD_EVENT_UPDATE] = perf_event__event_update_swap,
- [PERF_RECORD_TIME_CONV] = perf_event__all64_swap,
+ [PERF_RECORD_TIME_CONV] = perf_event__time_conv_swap,
[PERF_RECORD_HEADER_MAX] = NULL,
};
@@ -1003,6 +1056,7 @@
{
struct ip_callchain *callchain = sample->callchain;
struct branch_stack *lbr_stack = sample->branch_stack;
+ struct branch_entry *entries = perf_sample__branch_entries(sample);
u64 kernel_callchain_nr = callchain->nr;
unsigned int i;
@@ -1039,10 +1093,10 @@
i, callchain->ips[i]);
printf("..... %2d: %016" PRIx64 "\n",
- (int)(kernel_callchain_nr), lbr_stack->entries[0].to);
+ (int)(kernel_callchain_nr), entries[0].to);
for (i = 0; i < lbr_stack->nr; i++)
printf("..... %2d: %016" PRIx64 "\n",
- (int)(i + kernel_callchain_nr + 1), lbr_stack->entries[i].from);
+ (int)(i + kernel_callchain_nr + 1), entries[i].from);
}
}
@@ -1052,7 +1106,7 @@
unsigned int i;
struct ip_callchain *callchain = sample->callchain;
- if (perf_evsel__has_branch_callstack(evsel))
+ if (evsel__has_branch_callstack(evsel))
callchain__lbr_callstack_printf(sample);
printf("... FP chain: nr:%" PRIu64 "\n", callchain->nr);
@@ -1064,6 +1118,7 @@
static void branch_stack__printf(struct perf_sample *sample, bool callstack)
{
+ struct branch_entry *entries = perf_sample__branch_entries(sample);
uint64_t i;
printf("%s: nr:%" PRIu64 "\n",
@@ -1071,7 +1126,7 @@
sample->branch_stack->nr);
for (i = 0; i < sample->branch_stack->nr; i++) {
- struct branch_entry *e = &sample->branch_stack->entries[i];
+ struct branch_entry *e = &entries[i];
if (!callstack) {
printf("..... %2"PRIu64": %016" PRIx64 " -> %016" PRIx64 " %hu cycles %s%s%s%s %x\n",
@@ -1096,7 +1151,7 @@
for_each_set_bit(rid, (unsigned long *) &mask, sizeof(mask) * 8) {
u64 val = regs[i++];
- printf(".... %-5s 0x%" PRIx64 "\n",
+ printf(".... %-5s 0x%016" PRIx64 "\n",
perf_reg_name(rid), val);
}
}
@@ -1153,10 +1208,10 @@
union perf_event *event,
struct perf_sample *sample)
{
- u64 sample_type = __perf_evlist__combined_sample_type(evlist);
+ u64 sample_type = __evlist__combined_sample_type(evlist);
if (event->header.type != PERF_RECORD_SAMPLE &&
- !perf_evlist__sample_id_all(evlist)) {
+ !evlist__sample_id_all(evlist)) {
fputs("-1 -1 ", stdout);
return;
}
@@ -1235,8 +1290,8 @@
if (evsel__has_callchain(evsel))
callchain__printf(evsel, sample);
- if (sample_type & PERF_SAMPLE_BRANCH_STACK)
- branch_stack__printf(sample, perf_evsel__has_branch_callstack(evsel));
+ if (evsel__has_br_stack(evsel))
+ branch_stack__printf(sample, evsel__has_branch_callstack(evsel));
if (sample_type & PERF_SAMPLE_REGS_USER)
regs_user__printf(sample);
@@ -1272,8 +1327,7 @@
return;
printf(": %d %d %s %" PRI_lu64 "\n", event->read.pid, event->read.tid,
- perf_evsel__name(evsel),
- event->read.value);
+ evsel__name(evsel), event->read.value);
if (!evsel)
return;
@@ -1430,6 +1484,8 @@
return tool->comm(tool, event, sample, machine);
case PERF_RECORD_NAMESPACES:
return tool->namespaces(tool, event, sample, machine);
+ case PERF_RECORD_CGROUP:
+ return tool->cgroup(tool, event, sample, machine);
case PERF_RECORD_FORK:
return tool->fork(tool, event, sample, machine);
case PERF_RECORD_EXIT:
@@ -1466,6 +1522,8 @@
return tool->ksymbol(tool, event, sample, machine);
case PERF_RECORD_BPF_EVENT:
return tool->bpf(tool, event, sample, machine);
+ case PERF_RECORD_TEXT_POKE:
+ return tool->text_poke(tool, event, sample, machine);
default:
++evlist->stats.nr_unknown_events;
return -1;
@@ -1492,8 +1550,13 @@
if (ret > 0)
return 0;
- return machines__deliver_event(&session->machines, session->evlist,
- event, &sample, tool, file_offset);
+ ret = machines__deliver_event(&session->machines, session->evlist,
+ event, &sample, tool, file_offset);
+
+ if (dump_trace && sample.aux_sample.size)
+ auxtrace__dump_auxtrace_sample(session, &sample);
+
+ return ret;
}
static s64 perf_session__process_user_event(struct perf_session *session,
@@ -1528,8 +1591,13 @@
*/
return 0;
case PERF_RECORD_HEADER_TRACING_DATA:
- /* setup for reading amidst mmap */
- lseek(fd, file_offset, SEEK_SET);
+ /*
+ * Setup for reading amidst mmap, but only when we
+ * are in 'file' mode. The 'pipe' fd is in proper
+ * place already.
+ */
+ if (!perf_data__is_pipe(session->data))
+ lseek(fd, file_offset, SEEK_SET);
return tool->tracing_data(session, event);
case PERF_RECORD_HEADER_BUILD_ID:
return tool->build_id(session, event);
@@ -1638,7 +1706,7 @@
return -1;
if (session->header.needs_swap)
- event_swap(event, perf_evlist__sample_id_all(session->evlist));
+ event_swap(event, evlist__sample_id_all(session->evlist));
out_parse_sample:
@@ -1651,6 +1719,34 @@
return 0;
}
+int perf_session__peek_events(struct perf_session *session, u64 offset,
+ u64 size, peek_events_cb_t cb, void *data)
+{
+ u64 max_offset = offset + size;
+ char buf[PERF_SAMPLE_MAX_SIZE];
+ union perf_event *event;
+ int err;
+
+ do {
+ err = perf_session__peek_event(session, offset, buf,
+ PERF_SAMPLE_MAX_SIZE, &event,
+ NULL);
+ if (err)
+ return err;
+
+ err = cb(session, event, offset, data);
+ if (err)
+ return err;
+
+ offset += event->header.size;
+ if (event->header.type == PERF_RECORD_AUXTRACE)
+ offset += event->auxtrace.size;
+
+ } while (offset < max_offset);
+
+ return err;
+}
+
static s64 perf_session__process_event(struct perf_session *session,
union perf_event *event, u64 file_offset)
{
@@ -1659,7 +1755,7 @@
int ret;
if (session->header.needs_swap)
- event_swap(event, perf_evlist__sample_id_all(evlist));
+ event_swap(event, evlist__sample_id_all(evlist));
if (event->header.type >= PERF_RECORD_HEADER_MAX)
return -EINVAL;
@@ -2367,35 +2463,6 @@
fprintf(fp, "# ========\n#\n");
}
-
-int __perf_session__set_tracepoints_handlers(struct perf_session *session,
- const struct evsel_str_handler *assocs,
- size_t nr_assocs)
-{
- struct evsel *evsel;
- size_t i;
- int err;
-
- for (i = 0; i < nr_assocs; i++) {
- /*
- * Adding a handler for an event not in the session,
- * just ignore it.
- */
- evsel = perf_evlist__find_tracepoint_by_name(session->evlist, assocs[i].name);
- if (evsel == NULL)
- continue;
-
- err = -EEXIST;
- if (evsel->handler != NULL)
- goto out;
- evsel->handler = assocs[i].handler;
- }
-
- err = 0;
-out:
- return err;
-}
-
int perf_event__process_id_index(struct perf_session *session,
union perf_event *event)
{