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authorIngo Molnar <mingo@kernel.org>2015-10-22 09:33:46 +0200
committerIngo Molnar <mingo@kernel.org>2015-10-22 09:33:46 +0200
commit4ba792e303e278052bb0ee60cce15d6d7dc15c7c (patch)
treec9e034f488a2194af1e956a217b26120b6844835
parent43e41adc9e8c36545888d78fed2ef8d102a938dc (diff)
parente3d006ce8180a0c025ce66bdc89bbc125f85be57 (diff)
Merge tag 'perf-core-for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/core
Pull perf/core improvements and fixes from Arnaldo Carvalho de Melo: User visible changes: - Print branch filter state in verbose mode. (Andi Kleen) - Fix core dump caused by per-socket/core system-wide stat. (Kan Liang) - Update libtraceevent KVM plugin. (Paolo Bonzini) Infrastructure changes: - Add fixdep to 'tools/build' .gitignore. (Yunlong Song) Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: Ingo Molnar <mingo@kernel.org>
-rw-r--r--tools/build/.gitignore1
-rw-r--r--tools/lib/traceevent/plugin_kvm.c25
-rw-r--r--tools/perf/util/annotate.c5
-rw-r--r--tools/perf/util/cpumap.c2
-rw-r--r--tools/perf/util/evsel.c1
5 files changed, 24 insertions, 10 deletions
diff --git a/tools/build/.gitignore b/tools/build/.gitignore
new file mode 100644
index 000000000000..a776371a3502
--- /dev/null
+++ b/tools/build/.gitignore
@@ -0,0 +1 @@
+fixdep
diff --git a/tools/lib/traceevent/plugin_kvm.c b/tools/lib/traceevent/plugin_kvm.c
index 88fe83dff7cd..18536f756577 100644
--- a/tools/lib/traceevent/plugin_kvm.c
+++ b/tools/lib/traceevent/plugin_kvm.c
@@ -124,7 +124,10 @@ static const char *disassemble(unsigned char *insn, int len, uint64_t rip,
_ER(WBINVD, 54) \
_ER(XSETBV, 55) \
_ER(APIC_WRITE, 56) \
- _ER(INVPCID, 58)
+ _ER(INVPCID, 58) \
+ _ER(PML_FULL, 62) \
+ _ER(XSAVES, 63) \
+ _ER(XRSTORS, 64)
#define SVM_EXIT_REASONS \
_ER(EXIT_READ_CR0, 0x000) \
@@ -352,15 +355,18 @@ static int kvm_nested_vmexit_handler(struct trace_seq *s, struct pevent_record *
union kvm_mmu_page_role {
unsigned word;
struct {
- unsigned glevels:4;
unsigned level:4;
+ unsigned cr4_pae:1;
unsigned quadrant:2;
- unsigned pad_for_nice_hex_output:6;
unsigned direct:1;
unsigned access:3;
unsigned invalid:1;
- unsigned cr4_pge:1;
unsigned nxe:1;
+ unsigned cr0_wp:1;
+ unsigned smep_and_not_wp:1;
+ unsigned smap_and_not_wp:1;
+ unsigned pad_for_nice_hex_output:8;
+ unsigned smm:8;
};
};
@@ -385,15 +391,18 @@ static int kvm_mmu_print_role(struct trace_seq *s, struct pevent_record *record,
if (pevent_is_file_bigendian(event->pevent) ==
pevent_is_host_bigendian(event->pevent)) {
- trace_seq_printf(s, "%u/%u q%u%s %s%s %spge %snxe",
+ trace_seq_printf(s, "%u q%u%s %s%s %spae %snxe %swp%s%s%s",
role.level,
- role.glevels,
role.quadrant,
role.direct ? " direct" : "",
access_str[role.access],
role.invalid ? " invalid" : "",
- role.cr4_pge ? "" : "!",
- role.nxe ? "" : "!");
+ role.cr4_pae ? "" : "!",
+ role.nxe ? "" : "!",
+ role.cr0_wp ? "" : "!",
+ role.smep_and_not_wp ? " smep" : "",
+ role.smap_and_not_wp ? " smap" : "",
+ role.smm ? " smm" : "");
} else
trace_seq_printf(s, "WORD: %08x", role.word);
diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
index d1eece70b84d..0fc8d7a2fea5 100644
--- a/tools/perf/util/annotate.c
+++ b/tools/perf/util/annotate.c
@@ -548,8 +548,11 @@ static int __symbol__inc_addr_samples(struct symbol *sym, struct map *map,
pr_debug3("%s: addr=%#" PRIx64 "\n", __func__, map->unmap_ip(map, addr));
- if (addr < sym->start || addr >= sym->end)
+ if (addr < sym->start || addr >= sym->end) {
+ pr_debug("%s(%d): ERANGE! sym->name=%s, start=%#" PRIx64 ", addr=%#" PRIx64 ", end=%#" PRIx64 "\n",
+ __func__, __LINE__, sym->name, sym->start, addr, sym->end);
return -ERANGE;
+ }
offset = addr - sym->start;
h = annotation__histogram(notes, evidx);
diff --git a/tools/perf/util/cpumap.c b/tools/perf/util/cpumap.c
index b36845347f01..aa6b490aa471 100644
--- a/tools/perf/util/cpumap.c
+++ b/tools/perf/util/cpumap.c
@@ -285,7 +285,7 @@ int cpu_map__build_map(struct cpu_map *cpus, struct cpu_map **res,
/* ensure we process id in increasing order */
qsort(c->map, c->nr, sizeof(int), cmp_ids);
- atomic_set(&cpus->refcnt, 1);
+ atomic_set(&c->refcnt, 1);
*res = c;
return 0;
}
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index 8be867ccefe9..ab05fa52a5cd 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -1262,6 +1262,7 @@ int perf_event_attr__fprintf(FILE *fp, struct perf_event_attr *attr,
PRINT_ATTRf(bp_type, p_unsigned);
PRINT_ATTRn("{ bp_addr, config1 }", bp_addr, p_hex);
PRINT_ATTRn("{ bp_len, config2 }", bp_len, p_hex);
+ PRINT_ATTRf(branch_sample_type, p_unsigned);
PRINT_ATTRf(sample_regs_user, p_hex);
PRINT_ATTRf(sample_stack_user, p_unsigned);
PRINT_ATTRf(clockid, p_signed);