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/env.c b/tools/perf/util/env.c
index 0fafcf2..d81ed1b 100644
--- a/tools/perf/util/env.c
+++ b/tools/perf/util/env.c
@@ -2,9 +2,11 @@
#include "cpumap.h"
#include "debug.h"
#include "env.h"
+#include "util/header.h"
#include <linux/ctype.h>
#include <linux/zalloc.h>
#include "bpf-event.h"
+#include "cgroup.h"
#include <errno.h>
#include <sys/utsname.h>
#include <bpf/libbpf.h>
@@ -69,12 +71,13 @@
return node;
}
-void perf_env__insert_btf(struct perf_env *env, struct btf_node *btf_node)
+bool perf_env__insert_btf(struct perf_env *env, struct btf_node *btf_node)
{
struct rb_node *parent = NULL;
__u32 btf_id = btf_node->id;
struct btf_node *node;
struct rb_node **p;
+ bool ret = true;
down_write(&env->bpf_progs.lock);
p = &env->bpf_progs.btfs.rb_node;
@@ -88,6 +91,7 @@
p = &(*p)->rb_right;
} else {
pr_debug("duplicated btf %u\n", btf_id);
+ ret = false;
goto out;
}
}
@@ -97,6 +101,7 @@
env->bpf_progs.btfs_cnt++;
out:
up_write(&env->bpf_progs.lock);
+ return ret;
}
struct btf_node *perf_env__find_btf(struct perf_env *env, __u32 btf_id)
@@ -140,6 +145,7 @@
node = rb_entry(next, struct bpf_prog_info_node, rb_node);
next = rb_next(&node->rb_node);
rb_erase(&node->rb_node, root);
+ free(node->info_linear);
free(node);
}
@@ -167,6 +173,7 @@
int i;
perf_env__purge_bpf(env);
+ perf_env__purge_cgroups(env);
zfree(&env->hostname);
zfree(&env->os_release);
zfree(&env->version);
@@ -180,6 +187,8 @@
zfree(&env->sibling_threads);
zfree(&env->pmu_mappings);
zfree(&env->cpu);
+ zfree(&env->cpu_pmu_caps);
+ zfree(&env->numa_map);
for (i = 0; i < env->nr_numa_nodes; i++)
perf_cpu_map__put(env->numa_nodes[i].map);
@@ -257,6 +266,21 @@
return 0;
}
+int perf_env__read_cpuid(struct perf_env *env)
+{
+ char cpuid[128];
+ int err = get_cpuid(cpuid, sizeof(cpuid));
+
+ if (err)
+ return err;
+
+ free(env->cpuid);
+ env->cpuid = strdup(cpuid);
+ if (env->cpuid == NULL)
+ return ENOMEM;
+ return 0;
+}
+
static int perf_env__read_arch(struct perf_env *env)
{
struct utsname uts;
@@ -339,3 +363,42 @@
return normalize_arch(arch_name);
}
+
+
+int perf_env__numa_node(struct perf_env *env, int cpu)
+{
+ if (!env->nr_numa_map) {
+ struct numa_node *nn;
+ int i, nr = 0;
+
+ for (i = 0; i < env->nr_numa_nodes; i++) {
+ nn = &env->numa_nodes[i];
+ nr = max(nr, perf_cpu_map__max(nn->map));
+ }
+
+ nr++;
+
+ /*
+ * We initialize the numa_map array to prepare
+ * it for missing cpus, which return node -1
+ */
+ env->numa_map = malloc(nr * sizeof(int));
+ if (!env->numa_map)
+ return -1;
+
+ for (i = 0; i < nr; i++)
+ env->numa_map[i] = -1;
+
+ env->nr_numa_map = nr;
+
+ for (i = 0; i < env->nr_numa_nodes; i++) {
+ int tmp, j;
+
+ nn = &env->numa_nodes[i];
+ perf_cpu_map__for_each_cpu(j, tmp, nn->map)
+ env->numa_map[j] = i;
+ }
+ }
+
+ return cpu >= 0 && cpu < env->nr_numa_map ? env->numa_map[cpu] : -1;
+}