diff options
Diffstat (limited to 'tools/perf/util/machine.c')
-rw-r--r-- | tools/perf/util/machine.c | 47 |
1 files changed, 23 insertions, 24 deletions
diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c index 7a47f52ccfcc..5de2b86b9880 100644 --- a/tools/perf/util/machine.c +++ b/tools/perf/util/machine.c @@ -572,16 +572,7 @@ static struct dso *machine__findnew_module_dso(struct machine *machine, if (dso == NULL) goto out_unlock; - if (machine__is_host(machine)) - dso->symtab_type = DSO_BINARY_TYPE__SYSTEM_PATH_KMODULE; - else - dso->symtab_type = DSO_BINARY_TYPE__GUEST_KMODULE; - - /* _KMODULE_COMP should be next to _KMODULE */ - if (m->kmod && m->comp) - dso->symtab_type++; - - dso__set_short_name(dso, strdup(m->name), true); + dso__set_module_info(dso, m, machine); dso__set_long_name(dso, strdup(filename), true); } @@ -796,11 +787,11 @@ const char *ref_reloc_sym_names[] = {"_text", "_stext", NULL}; * Returns the name of the start symbol in *symbol_name. Pass in NULL as * symbol_name if it's not that important. */ -static u64 machine__get_running_kernel_start(struct machine *machine, - const char **symbol_name) +static int machine__get_running_kernel_start(struct machine *machine, + const char **symbol_name, u64 *start) { char filename[PATH_MAX]; - int i; + int i, err = -1; const char *name; u64 addr = 0; @@ -810,21 +801,28 @@ static u64 machine__get_running_kernel_start(struct machine *machine, return 0; for (i = 0; (name = ref_reloc_sym_names[i]) != NULL; i++) { - addr = kallsyms__get_function_start(filename, name); - if (addr) + err = kallsyms__get_function_start(filename, name, &addr); + if (!err) break; } + if (err) + return -1; + if (symbol_name) *symbol_name = name; - return addr; + *start = addr; + return 0; } int __machine__create_kernel_maps(struct machine *machine, struct dso *kernel) { int type; - u64 start = machine__get_running_kernel_start(machine, NULL); + u64 start = 0; + + if (machine__get_running_kernel_start(machine, NULL, &start)) + return -1; /* In case of renewal the kernel map, destroy previous one */ machine__destroy_kernel_maps(machine); @@ -1185,8 +1183,8 @@ static int machine__create_modules(struct machine *machine) int machine__create_kernel_maps(struct machine *machine) { struct dso *kernel = machine__get_kernel(machine); - const char *name; - u64 addr; + const char *name = NULL; + u64 addr = 0; int ret; if (kernel == NULL) @@ -1211,11 +1209,12 @@ int machine__create_kernel_maps(struct machine *machine) */ map_groups__fixup_end(&machine->kmaps); - addr = machine__get_running_kernel_start(machine, &name); - if (!addr) { - } else if (maps__set_kallsyms_ref_reloc_sym(machine->vmlinux_maps, name, addr)) { - machine__destroy_kernel_maps(machine); - return -1; + if (!machine__get_running_kernel_start(machine, &name, &addr)) { + if (name && + maps__set_kallsyms_ref_reloc_sym(machine->vmlinux_maps, name, addr)) { + machine__destroy_kernel_maps(machine); + return -1; + } } return 0; |