perf_session__fprintf(session, stdout);
if (verbose > 2)
- dsos__fprintf(&session->kerninfo_root, stdout);
+ dsos__fprintf(&session->machines, stdout);
perf_session__collapse_resort(&session->hists);
perf_session__output_resort(&session->hists, session->event_total[0]);
if (with_hits)
perf_session__process_events(session, &build_id__mark_dso_hit_ops);
- dsos__fprintf_buildid(&session->kerninfo_root, stdout, with_hits);
+ dsos__fprintf_buildid(&session->machines, stdout, with_hits);
perf_session__delete(session);
return err;
int n_lines, int is_caller)
{
struct rb_node *next;
- struct kernel_info *kerninfo;
+ struct machine *machine;
printf("%.102s\n", graph_dotted_line);
printf(" %-34s |", is_caller ? "Callsite": "Alloc Ptr");
next = rb_first(root);
- kerninfo = kerninfo__findhost(&session->kerninfo_root);
- if (!kerninfo) {
+ machine = perf_session__find_host_machine(session);
+ if (!machine) {
pr_err("__print_result: couldn't find kernel information\n");
return;
}
struct alloc_stat *data = rb_entry(next, struct alloc_stat,
node);
struct symbol *sym = NULL;
- struct map_groups *kmaps = &kerninfo->kmaps;
+ struct map_groups *kmaps = &machine->kmaps;
struct map *map;
char buf[BUFSIZ];
u64 addr;
}
}
-static void event__synthesize_guest_os(struct kernel_info *kerninfo,
- void *data __attribute__((unused)))
+static void event__synthesize_guest_os(struct machine *machine, void *data)
{
int err;
char *guest_kallsyms;
char path[PATH_MAX];
+ struct perf_session *psession = data;
- if (is_host_kernel(kerninfo))
+ if (machine__is_host(machine))
return;
/*
*in module instead of in guest kernel.
*/
err = event__synthesize_modules(process_synthesized_event,
- session,
- kerninfo);
+ psession, machine);
if (err < 0)
pr_err("Couldn't record guest kernel [%d]'s reference"
- " relocation symbol.\n", kerninfo->pid);
+ " relocation symbol.\n", machine->pid);
- if (is_default_guest(kerninfo))
+ if (machine__is_default_guest(machine))
guest_kallsyms = (char *) symbol_conf.default_guest_kallsyms;
else {
- sprintf(path, "%s/proc/kallsyms", kerninfo->root_dir);
+ sprintf(path, "%s/proc/kallsyms", machine->root_dir);
guest_kallsyms = path;
}
* have no _text sometimes.
*/
err = event__synthesize_kernel_mmap(process_synthesized_event,
- session, kerninfo, "_text");
+ psession, machine, "_text");
if (err < 0)
err = event__synthesize_kernel_mmap(process_synthesized_event,
- session, kerninfo, "_stext");
+ psession, machine, "_stext");
if (err < 0)
pr_err("Couldn't record guest kernel [%d]'s reference"
- " relocation symbol.\n", kerninfo->pid);
+ " relocation symbol.\n", machine->pid);
}
static int __cmd_record(int argc, const char **argv)
int child_ready_pipe[2], go_pipe[2];
const bool forks = argc > 0;
char buf;
- struct kernel_info *kerninfo;
+ struct machine *machine;
page_size = sysconf(_SC_PAGE_SIZE);
advance_output(err);
}
- kerninfo = kerninfo__findhost(&session->kerninfo_root);
- if (!kerninfo) {
+ machine = perf_session__find_host_machine(session);
+ if (!machine) {
pr_err("Couldn't find native kernel information.\n");
return -1;
}
err = event__synthesize_kernel_mmap(process_synthesized_event,
- session, kerninfo, "_text");
+ session, machine, "_text");
if (err < 0)
err = event__synthesize_kernel_mmap(process_synthesized_event,
- session, kerninfo, "_stext");
+ session, machine, "_stext");
if (err < 0) {
pr_err("Couldn't record kernel reference relocation symbol.\n");
return err;
}
err = event__synthesize_modules(process_synthesized_event,
- session, kerninfo);
+ session, machine);
if (err < 0) {
pr_err("Couldn't record kernel reference relocation symbol.\n");
return err;
}
if (perf_guest)
- kerninfo__process_allkernels(&session->kerninfo_root,
- event__synthesize_guest_os, session);
+ perf_session__process_machines(session, event__synthesize_guest_os);
if (!system_wide && profile_cpu == -1)
event__synthesize_thread(target_tid, process_synthesized_event,
perf_session__fprintf(session, stdout);
if (verbose > 2)
- dsos__fprintf(&session->kerninfo_root, stdout);
+ dsos__fprintf(&session->machines, stdout);
next = rb_first(&session->stats_by_id);
while (next) {
case 'Q':
printf("exiting.\n");
if (dump_symtab)
- dsos__fprintf(&session->kerninfo_root, stderr);
+ dsos__fprintf(&session->machines, stderr);
exit(0);
case 's':
prompt_symbol(&sym_filter_entry, "Enter details symbol");
u64 ip = self->ip.ip;
struct sym_entry *syme;
struct addr_location al;
- struct kernel_info *kerninfo;
+ struct machine *machine;
u8 origin = self->header.misc & PERF_RECORD_MISC_CPUMODE_MASK;
++samples;
++us_samples;
if (hide_user_symbols)
return;
- kerninfo = kerninfo__findhost(&session->kerninfo_root);
+ machine = perf_session__find_host_machine(session);
break;
case PERF_RECORD_MISC_KERNEL:
++kernel_samples;
if (hide_kernel_symbols)
return;
- kerninfo = kerninfo__findhost(&session->kerninfo_root);
+ machine = perf_session__find_host_machine(session);
break;
case PERF_RECORD_MISC_GUEST_KERNEL:
++guest_kernel_samples;
- kerninfo = kerninfo__find(&session->kerninfo_root,
- self->ip.pid);
+ machine = perf_session__find_machine(session, self->ip.pid);
break;
case PERF_RECORD_MISC_GUEST_USER:
++guest_us_samples;
return;
}
- if (!kerninfo && perf_guest) {
+ if (!machine && perf_guest) {
pr_err("Can't find guest [%d]'s kernel information\n",
self->ip.pid);
return;
* --hide-kernel-symbols, even if the user specifies an
* invalid --vmlinux ;-)
*/
- if (al.map == kerninfo->vmlinux_maps[MAP__FUNCTION] &&
+ if (al.map == machine->vmlinux_maps[MAP__FUNCTION] &&
RB_EMPTY_ROOT(&al.map->dso->symbols[MAP__FUNCTION])) {
pr_err("The %s file can't be used\n",
symbol_conf.vmlinux_name);
int event__synthesize_modules(event__handler_t process,
struct perf_session *session,
- struct kernel_info *kerninfo)
+ struct machine *machine)
{
struct rb_node *nd;
- struct map_groups *kmaps = &kerninfo->kmaps;
+ struct map_groups *kmaps = &machine->kmaps;
u16 misc;
/*
* kernel uses 0 for user space maps, see kernel/perf_event.c
* __perf_event_mmap
*/
- if (is_host_kernel(kerninfo))
+ if (machine__is_host(machine))
misc = PERF_RECORD_MISC_KERNEL;
else
misc = PERF_RECORD_MISC_GUEST_KERNEL;
(sizeof(ev.mmap.filename) - size));
ev.mmap.start = pos->start;
ev.mmap.len = pos->end - pos->start;
- ev.mmap.pid = kerninfo->pid;
+ ev.mmap.pid = machine->pid;
memcpy(ev.mmap.filename, pos->dso->long_name,
pos->dso->long_name_len + 1);
int event__synthesize_kernel_mmap(event__handler_t process,
struct perf_session *session,
- struct kernel_info *kerninfo,
+ struct machine *machine,
const char *symbol_name)
{
size_t size;
*/
struct process_symbol_args args = { .name = symbol_name, };
- mmap_name = kern_mmap_name(kerninfo, name_buff);
- if (is_host_kernel(kerninfo)) {
+ mmap_name = machine__mmap_name(machine, name_buff);
+ if (machine__is_host(machine)) {
/*
* kernel uses PERF_RECORD_MISC_USER for user space maps,
* see kernel/perf_event.c __perf_event_mmap
filename = "/proc/kallsyms";
} else {
ev.header.misc = PERF_RECORD_MISC_GUEST_KERNEL;
- if (is_default_guest(kerninfo))
+ if (machine__is_default_guest(machine))
filename = (char *) symbol_conf.default_guest_kallsyms;
else {
- sprintf(path, "%s/proc/kallsyms", kerninfo->root_dir);
+ sprintf(path, "%s/proc/kallsyms", machine->root_dir);
filename = path;
}
}
if (kallsyms__parse(filename, &args, find_symbol_cb) <= 0)
return -ENOENT;
- map = kerninfo->vmlinux_maps[MAP__FUNCTION];
+ map = machine->vmlinux_maps[MAP__FUNCTION];
size = snprintf(ev.mmap.filename, sizeof(ev.mmap.filename),
"%s%s", mmap_name, symbol_name) + 1;
size = ALIGN(size, sizeof(u64));
ev.mmap.pgoff = args.start;
ev.mmap.start = map->start;
ev.mmap.len = map->end - ev.mmap.start;
- ev.mmap.pid = kerninfo->pid;
+ ev.mmap.pid = machine->pid;
return process(&ev, session);
}
{
struct map *map;
char kmmap_prefix[PATH_MAX];
- struct kernel_info *kerninfo;
+ struct machine *machine;
enum dso_kernel_type kernel_type;
bool is_kernel_mmap;
- kerninfo = kerninfo__findnew(&session->kerninfo_root, self->mmap.pid);
- if (!kerninfo) {
- pr_err("Can't find id %d's kerninfo\n", self->mmap.pid);
+ machine = perf_session__findnew_machine(session, self->mmap.pid);
+ if (!machine) {
+ pr_err("Can't find id %d's machine\n", self->mmap.pid);
goto out_problem;
}
- kern_mmap_name(kerninfo, kmmap_prefix);
- if (is_host_kernel(kerninfo))
+ machine__mmap_name(machine, kmmap_prefix);
+ if (machine__is_host(machine))
kernel_type = DSO_TYPE_KERNEL;
else
kernel_type = DSO_TYPE_GUEST_KERNEL;
} else
strcpy(short_module_name, self->mmap.filename);
- map = map_groups__new_module(&kerninfo->kmaps,
- self->mmap.start,
- self->mmap.filename,
- kerninfo);
+ map = map_groups__new_module(&machine->kmaps,
+ self->mmap.start,
+ self->mmap.filename, machine);
if (map == NULL)
goto out_problem;
* Should be there already, from the build-id table in
* the header.
*/
- struct dso *kernel = __dsos__findnew(&kerninfo->dsos__kernel,
- kmmap_prefix);
+ struct dso *kernel = __dsos__findnew(&machine->kernel_dsos,
+ kmmap_prefix);
if (kernel == NULL)
goto out_problem;
kernel->kernel = kernel_type;
- if (__map_groups__create_kernel_maps(&kerninfo->kmaps,
- kerninfo->vmlinux_maps, kernel) < 0)
+ if (__map_groups__create_kernel_maps(&machine->kmaps,
+ machine->vmlinux_maps,
+ kernel) < 0)
goto out_problem;
- event_set_kernel_mmap_len(kerninfo->vmlinux_maps, self);
- perf_session__set_kallsyms_ref_reloc_sym(kerninfo->vmlinux_maps,
- symbol_name,
- self->mmap.pgoff);
- if (is_default_guest(kerninfo)) {
+ event_set_kernel_mmap_len(machine->vmlinux_maps, self);
+ perf_session__set_kallsyms_ref_reloc_sym(machine->vmlinux_maps,
+ symbol_name,
+ self->mmap.pgoff);
+ if (machine__is_default_guest(machine)) {
/*
* preload dso of guest kernel and modules
*/
- dso__load(kernel,
- kerninfo->vmlinux_maps[MAP__FUNCTION],
- NULL);
+ dso__load(kernel, machine->vmlinux_maps[MAP__FUNCTION],
+ NULL);
}
}
return 0;
int event__process_mmap(event_t *self, struct perf_session *session)
{
- struct kernel_info *kerninfo;
+ struct machine *machine;
struct thread *thread;
struct map *map;
u8 cpumode = self->header.misc & PERF_RECORD_MISC_CPUMODE_MASK;
}
thread = perf_session__findnew(session, self->mmap.pid);
- kerninfo = kerninfo__findhost(&session->kerninfo_root);
- map = map__new(&kerninfo->dsos__user, self->mmap.start,
+ machine = perf_session__find_host_machine(session);
+ map = map__new(&machine->user_dsos, self->mmap.start,
self->mmap.len, self->mmap.pgoff,
self->mmap.pid, self->mmap.filename,
MAP__FUNCTION, session->cwd, session->cwdlen);
struct addr_location *al)
{
struct map_groups *mg = &self->mg;
- struct kernel_info *kerninfo = NULL;
+ struct machine *machine = NULL;
al->thread = self;
al->addr = addr;
if (cpumode == PERF_RECORD_MISC_KERNEL && perf_host) {
al->level = 'k';
- kerninfo = kerninfo__findhost(&session->kerninfo_root);
- mg = &kerninfo->kmaps;
+ machine = perf_session__find_host_machine(session);
+ mg = &machine->kmaps;
} else if (cpumode == PERF_RECORD_MISC_USER && perf_host) {
al->level = '.';
- kerninfo = kerninfo__findhost(&session->kerninfo_root);
+ machine = perf_session__find_host_machine(session);
} else if (cpumode == PERF_RECORD_MISC_GUEST_KERNEL && perf_guest) {
al->level = 'g';
- kerninfo = kerninfo__find(&session->kerninfo_root, pid);
- if (!kerninfo) {
+ machine = perf_session__find_machine(session, pid);
+ if (!machine) {
al->map = NULL;
return;
}
- mg = &kerninfo->kmaps;
+ mg = &machine->kmaps;
} else {
/*
* 'u' means guest os user space.
* in the whole kernel symbol list.
*/
if ((long long)al->addr < 0 &&
- cpumode == PERF_RECORD_MISC_KERNEL &&
- kerninfo &&
- mg != &kerninfo->kmaps) {
- mg = &kerninfo->kmaps;
+ cpumode == PERF_RECORD_MISC_KERNEL &&
+ machine && mg != &machine->kmaps) {
+ mg = &machine->kmaps;
goto try_again;
}
} else
struct perf_session *session);
int event__synthesize_kernel_mmap(event__handler_t process,
struct perf_session *session,
- struct kernel_info *kerninfo,
+ struct machine *machine,
const char *symbol_name);
int event__synthesize_modules(event__handler_t process,
struct perf_session *session,
- struct kernel_info *kerninfo);
+ struct machine *machine);
int event__process_comm(event_t *self, struct perf_session *session);
int event__process_lost(event_t *self, struct perf_session *session);
int err = 0;
u16 kmisc, umisc;
- for (nd = rb_first(&session->kerninfo_root); nd; nd = rb_next(nd)) {
- struct kernel_info *pos = rb_entry(nd, struct kernel_info,
- rb_node);
- if (is_host_kernel(pos)) {
+ for (nd = rb_first(&session->machines); nd; nd = rb_next(nd)) {
+ struct machine *pos = rb_entry(nd, struct machine, rb_node);
+ if (machine__is_host(pos)) {
kmisc = PERF_RECORD_MISC_KERNEL;
umisc = PERF_RECORD_MISC_USER;
} else {
umisc = PERF_RECORD_MISC_GUEST_USER;
}
- err = __dsos__write_buildid_table(&pos->dsos__kernel, pos->pid,
- kmisc, fd);
+ err = __dsos__write_buildid_table(&pos->kernel_dsos, pos->pid,
+ kmisc, fd);
if (err == 0)
- err = __dsos__write_buildid_table(&pos->dsos__user,
- pos->pid, umisc, fd);
+ err = __dsos__write_buildid_table(&pos->user_dsos,
+ pos->pid, umisc, fd);
if (err)
break;
}
if (mkdir(debugdir, 0755) != 0 && errno != EEXIST)
return -1;
- for (nd = rb_first(&session->kerninfo_root); nd; nd = rb_next(nd)) {
- struct kernel_info *pos = rb_entry(nd, struct kernel_info,
- rb_node);
- ret |= __dsos__cache_build_ids(&pos->dsos__kernel, debugdir);
- ret |= __dsos__cache_build_ids(&pos->dsos__user, debugdir);
+ for (nd = rb_first(&session->machines); nd; nd = rb_next(nd)) {
+ struct machine *pos = rb_entry(nd, struct machine, rb_node);
+ ret |= __dsos__cache_build_ids(&pos->kernel_dsos, debugdir);
+ ret |= __dsos__cache_build_ids(&pos->user_dsos, debugdir);
}
return ret ? -1 : 0;
}
struct perf_session, header);
struct rb_node *nd;
- for (nd = rb_first(&session->kerninfo_root); nd; nd = rb_next(nd)) {
- struct kernel_info *pos = rb_entry(nd, struct kernel_info,
- rb_node);
- ret |= __dsos__read_build_ids(&pos->dsos__kernel, with_hits);
- ret |= __dsos__read_build_ids(&pos->dsos__user, with_hits);
+ for (nd = rb_first(&session->machines); nd; nd = rb_next(nd)) {
+ struct machine *pos = rb_entry(nd, struct machine, rb_node);
+ ret |= __dsos__read_build_ids(&pos->kernel_dsos, with_hits);
+ ret |= __dsos__read_build_ids(&pos->user_dsos, with_hits);
}
return ret;
{
int err = -1;
struct list_head *head;
- struct kernel_info *kerninfo;
+ struct machine *machine;
u16 misc;
struct dso *dso;
enum dso_kernel_type dso_type;
- kerninfo = kerninfo__findnew(&session->kerninfo_root, bev->pid);
- if (!kerninfo)
+ machine = perf_session__findnew_machine(session, bev->pid);
+ if (!machine)
goto out;
misc = bev->header.misc & PERF_RECORD_MISC_CPUMODE_MASK;
switch (misc) {
case PERF_RECORD_MISC_KERNEL:
dso_type = DSO_TYPE_KERNEL;
- head = &kerninfo->dsos__kernel;
+ head = &machine->kernel_dsos;
break;
case PERF_RECORD_MISC_GUEST_KERNEL:
dso_type = DSO_TYPE_GUEST_KERNEL;
- head = &kerninfo->dsos__kernel;
+ head = &machine->kernel_dsos;
break;
case PERF_RECORD_MISC_USER:
case PERF_RECORD_MISC_GUEST_USER:
dso_type = DSO_TYPE_USER;
- head = &kerninfo->dsos__user;
+ head = &machine->user_dsos;
break;
default:
goto out;
}
int event__synthesize_build_id(struct dso *pos, u16 misc,
- event__handler_t process,
- struct kernel_info *kerninfo,
+ event__handler_t process, struct machine *machine,
struct perf_session *session)
{
event_t ev;
memcpy(&ev.build_id.build_id, pos->build_id, sizeof(pos->build_id));
ev.build_id.header.type = PERF_RECORD_HEADER_BUILD_ID;
ev.build_id.header.misc = misc;
- ev.build_id.pid = kerninfo->pid;
+ ev.build_id.pid = machine->pid;
ev.build_id.header.size = sizeof(ev.build_id) + len;
memcpy(&ev.build_id.filename, pos->long_name, pos->long_name_len);
static int __event_synthesize_build_ids(struct list_head *head, u16 misc,
event__handler_t process,
- struct kernel_info *kerninfo,
+ struct machine *machine,
struct perf_session *session)
{
struct dso *pos;
continue;
err = event__synthesize_build_id(pos, misc, process,
- kerninfo, session);
+ machine, session);
if (err < 0)
return err;
}
{
int err = 0;
u16 kmisc, umisc;
- struct kernel_info *pos;
+ struct machine *pos;
struct rb_node *nd;
if (!dsos__read_build_ids(&session->header, true))
return 0;
- for (nd = rb_first(&session->kerninfo_root); nd; nd = rb_next(nd)) {
- pos = rb_entry(nd, struct kernel_info, rb_node);
- if (is_host_kernel(pos)) {
+ for (nd = rb_first(&session->machines); nd; nd = rb_next(nd)) {
+ pos = rb_entry(nd, struct machine, rb_node);
+ if (machine__is_host(pos)) {
kmisc = PERF_RECORD_MISC_KERNEL;
umisc = PERF_RECORD_MISC_USER;
} else {
umisc = PERF_RECORD_MISC_GUEST_USER;
}
- err = __event_synthesize_build_ids(&pos->dsos__kernel,
- kmisc, process, pos, session);
+ err = __event_synthesize_build_ids(&pos->kernel_dsos, kmisc,
+ process, pos, session);
if (err == 0)
- err = __event_synthesize_build_ids(&pos->dsos__user,
- umisc, process, pos, session);
+ err = __event_synthesize_build_ids(&pos->user_dsos, umisc,
+ process, pos, session);
if (err)
break;
}
int event__synthesize_build_id(struct dso *pos, u16 misc,
event__handler_t process,
- struct kernel_info *kerninfo,
+ struct machine *machine,
struct perf_session *session);
int event__synthesize_build_ids(event__handler_t process,
struct perf_session *session);
self->maps[i] = RB_ROOT;
INIT_LIST_HEAD(&self->removed_maps[i]);
}
- self->this_kerninfo = NULL;
+ self->machine = NULL;
}
void map_groups__flush(struct map_groups *self)
return NULL;
}
-struct kernel_info *add_new_kernel_info(struct rb_root *kerninfo_root,
- pid_t pid, const char *root_dir)
+struct machine *machines__add(struct rb_root *self, pid_t pid,
+ const char *root_dir)
{
- struct rb_node **p = &kerninfo_root->rb_node;
+ struct rb_node **p = &self->rb_node;
struct rb_node *parent = NULL;
- struct kernel_info *kerninfo, *pos;
+ struct machine *pos, *machine = malloc(sizeof(*machine));
- kerninfo = malloc(sizeof(struct kernel_info));
- if (!kerninfo)
+ if (!machine)
return NULL;
- kerninfo->pid = pid;
- map_groups__init(&kerninfo->kmaps);
- kerninfo->root_dir = strdup(root_dir);
- RB_CLEAR_NODE(&kerninfo->rb_node);
- INIT_LIST_HEAD(&kerninfo->dsos__user);
- INIT_LIST_HEAD(&kerninfo->dsos__kernel);
- kerninfo->kmaps.this_kerninfo = kerninfo;
+ machine->pid = pid;
+ map_groups__init(&machine->kmaps);
+ machine->root_dir = strdup(root_dir);
+ RB_CLEAR_NODE(&machine->rb_node);
+ INIT_LIST_HEAD(&machine->user_dsos);
+ INIT_LIST_HEAD(&machine->kernel_dsos);
+ machine->kmaps.machine = machine;
while (*p != NULL) {
parent = *p;
- pos = rb_entry(parent, struct kernel_info, rb_node);
+ pos = rb_entry(parent, struct machine, rb_node);
if (pid < pos->pid)
p = &(*p)->rb_left;
else
p = &(*p)->rb_right;
}
- rb_link_node(&kerninfo->rb_node, parent, p);
- rb_insert_color(&kerninfo->rb_node, kerninfo_root);
+ rb_link_node(&machine->rb_node, parent, p);
+ rb_insert_color(&machine->rb_node, self);
- return kerninfo;
+ return machine;
}
-struct kernel_info *kerninfo__find(struct rb_root *kerninfo_root, pid_t pid)
+struct machine *machines__find(struct rb_root *self, pid_t pid)
{
- struct rb_node **p = &kerninfo_root->rb_node;
+ struct rb_node **p = &self->rb_node;
struct rb_node *parent = NULL;
- struct kernel_info *kerninfo;
- struct kernel_info *default_kerninfo = NULL;
+ struct machine *machine;
+ struct machine *default_machine = NULL;
while (*p != NULL) {
parent = *p;
- kerninfo = rb_entry(parent, struct kernel_info, rb_node);
- if (pid < kerninfo->pid)
+ machine = rb_entry(parent, struct machine, rb_node);
+ if (pid < machine->pid)
p = &(*p)->rb_left;
- else if (pid > kerninfo->pid)
+ else if (pid > machine->pid)
p = &(*p)->rb_right;
else
- return kerninfo;
- if (!kerninfo->pid)
- default_kerninfo = kerninfo;
+ return machine;
+ if (!machine->pid)
+ default_machine = machine;
}
- return default_kerninfo;
+ return default_machine;
}
-struct kernel_info *kerninfo__findhost(struct rb_root *kerninfo_root)
+/*
+ * FIXME: Why repeatedly search for this?
+ */
+struct machine *machines__find_host(struct rb_root *self)
{
- struct rb_node **p = &kerninfo_root->rb_node;
+ struct rb_node **p = &self->rb_node;
struct rb_node *parent = NULL;
- struct kernel_info *kerninfo;
+ struct machine *machine;
pid_t pid = HOST_KERNEL_ID;
while (*p != NULL) {
parent = *p;
- kerninfo = rb_entry(parent, struct kernel_info, rb_node);
- if (pid < kerninfo->pid)
+ machine = rb_entry(parent, struct machine, rb_node);
+ if (pid < machine->pid)
p = &(*p)->rb_left;
- else if (pid > kerninfo->pid)
+ else if (pid > machine->pid)
p = &(*p)->rb_right;
else
- return kerninfo;
+ return machine;
}
return NULL;
}
-struct kernel_info *kerninfo__findnew(struct rb_root *kerninfo_root, pid_t pid)
+struct machine *machines__findnew(struct rb_root *self, pid_t pid)
{
char path[PATH_MAX];
const char *root_dir;
- int ret;
- struct kernel_info *kerninfo = kerninfo__find(kerninfo_root, pid);
+ struct machine *machine = machines__find(self, pid);
- if (!kerninfo || kerninfo->pid != pid) {
+ if (!machine || machine->pid != pid) {
if (pid == HOST_KERNEL_ID || pid == DEFAULT_GUEST_KERNEL_ID)
root_dir = "";
else {
if (!symbol_conf.guestmount)
goto out;
sprintf(path, "%s/%d", symbol_conf.guestmount, pid);
- ret = access(path, R_OK);
- if (ret) {
+ if (access(path, R_OK)) {
pr_err("Can't access file %s\n", path);
goto out;
}
root_dir = path;
}
- kerninfo = add_new_kernel_info(kerninfo_root, pid, root_dir);
+ machine = machines__add(self, pid, root_dir);
}
out:
- return kerninfo;
+ return machine;
}
-void kerninfo__process_allkernels(struct rb_root *kerninfo_root,
- process_kernel_info process,
- void *data)
+void machines__process(struct rb_root *self, machine__process_t process, void *data)
{
struct rb_node *nd;
- for (nd = rb_first(kerninfo_root); nd; nd = rb_next(nd)) {
- struct kernel_info *pos = rb_entry(nd, struct kernel_info,
- rb_node);
+ for (nd = rb_first(self); nd; nd = rb_next(nd)) {
+ struct machine *pos = rb_entry(nd, struct machine, rb_node);
process(pos, data);
}
}
-char *kern_mmap_name(struct kernel_info *kerninfo, char *buff)
+char *machine__mmap_name(struct machine *self, char *buff)
{
- if (is_host_kernel(kerninfo))
+ if (machine__is_host(self))
sprintf(buff, "[%s]", "kernel.kallsyms");
- else if (is_default_guest(kerninfo))
+ else if (machine__is_default_guest(self))
sprintf(buff, "[%s]", "guest.kernel.kallsyms");
else
- sprintf(buff, "[%s.%d]", "guest.kernel.kallsyms", kerninfo->pid);
+ sprintf(buff, "[%s.%d]", "guest.kernel.kallsyms", self->pid);
return buff;
}
#include <linux/list.h>
#include <linux/rbtree.h>
#include <stdio.h>
+#include <stdbool.h>
#include "types.h"
enum map_type {
struct dso;
struct ref_reloc_sym;
struct map_groups;
-struct kernel_info;
+struct machine;
struct map {
union {
};
struct map_groups {
- struct rb_root maps[MAP__NR_TYPES];
- struct list_head removed_maps[MAP__NR_TYPES];
- struct kernel_info *this_kerninfo;
+ struct rb_root maps[MAP__NR_TYPES];
+ struct list_head removed_maps[MAP__NR_TYPES];
+ struct machine *machine;
};
-/* Native host kernel uses -1 as pid index in kernel_info */
+/* Native host kernel uses -1 as pid index in machine */
#define HOST_KERNEL_ID (-1)
#define DEFAULT_GUEST_KERNEL_ID (0)
-struct kernel_info {
- struct rb_node rb_node;
- pid_t pid;
- char *root_dir;
- struct list_head dsos__user;
- struct list_head dsos__kernel;
+struct machine {
+ struct rb_node rb_node;
+ pid_t pid;
+ char *root_dir;
+ struct list_head user_dsos;
+ struct list_head kernel_dsos;
struct map_groups kmaps;
- struct map *vmlinux_maps[MAP__NR_TYPES];
+ struct map *vmlinux_maps[MAP__NR_TYPES];
};
static inline struct kmap *map__kmap(struct map *self)
size_t map_groups__fprintf(struct map_groups *self, int verbose, FILE *fp);
size_t map_groups__fprintf_maps(struct map_groups *self, int verbose, FILE *fp);
-struct kernel_info *add_new_kernel_info(struct rb_root *kerninfo_root,
- pid_t pid, const char *root_dir);
-struct kernel_info *kerninfo__find(struct rb_root *kerninfo_root, pid_t pid);
-struct kernel_info *kerninfo__findnew(struct rb_root *kerninfo_root, pid_t pid);
-struct kernel_info *kerninfo__findhost(struct rb_root *kerninfo_root);
-char *kern_mmap_name(struct kernel_info *kerninfo, char *buff);
+typedef void (*machine__process_t)(struct machine *self, void *data);
+
+void machines__process(struct rb_root *self, machine__process_t process, void *data);
+struct machine *machines__add(struct rb_root *self, pid_t pid,
+ const char *root_dir);
+struct machine *machines__find_host(struct rb_root *self);
+struct machine *machines__find(struct rb_root *self, pid_t pid);
+struct machine *machines__findnew(struct rb_root *self, pid_t pid);
+char *machine__mmap_name(struct machine *self, char *buff);
/*
* Default guest kernel is defined by parameter --guestkallsyms
* and --guestmodules
*/
-static inline int is_default_guest(struct kernel_info *kerninfo)
+static inline bool machine__is_default_guest(struct machine *self)
{
- if (!kerninfo)
- return 0;
- return kerninfo->pid == DEFAULT_GUEST_KERNEL_ID;
+ return self ? self->pid == DEFAULT_GUEST_KERNEL_ID : false;
}
-static inline int is_host_kernel(struct kernel_info *kerninfo)
+static inline bool machine__is_host(struct machine *self)
{
- if (!kerninfo)
- return 0;
- return kerninfo->pid == HOST_KERNEL_ID;
+ return self ? self->pid == HOST_KERNEL_ID : false;
}
-typedef void (*process_kernel_info)(struct kernel_info *kerninfo, void *data);
-void kerninfo__process_allkernels(struct rb_root *kerninfo_root,
- process_kernel_info process,
- void *data);
-
static inline void map_groups__insert(struct map_groups *self, struct map *map)
{
maps__insert(&self->maps[map->type], map);
struct map *map_groups__find_by_name(struct map_groups *self,
enum map_type type, const char *name);
-struct map *map_groups__new_module(struct map_groups *self,
- u64 start,
- const char *filename,
- struct kernel_info *kerninfo);
+struct map *map_groups__new_module(struct map_groups *self, u64 start,
+ const char *filename, struct machine *machine);
void map_groups__flush(struct map_groups *self);
int perf_session__create_kernel_maps(struct perf_session *self)
{
int ret;
- struct rb_root *root = &self->kerninfo_root;
+ struct rb_root *root = &self->machines;
ret = map_groups__create_kernel_maps(root, HOST_KERNEL_ID);
if (ret >= 0)
self->cwd = NULL;
self->cwdlen = 0;
self->unknown_events = 0;
- self->kerninfo_root = RB_ROOT;
+ self->machines = RB_ROOT;
self->ordered_samples.flush_limit = ULLONG_MAX;
INIT_LIST_HEAD(&self->ordered_samples.samples_head);
unsigned long mmap_window;
struct rb_root threads;
struct thread *last_match;
- struct rb_root kerninfo_root;
+ struct rb_root machines;
struct events_stats events_stats;
struct rb_root stats_by_id;
unsigned long event_total[PERF_RECORD_MAX];
u64 session_total, const char *helpline,
const char *input_name);
#endif
+
+static inline
+struct machine *perf_session__find_host_machine(struct perf_session *self)
+{
+ return machines__find_host(&self->machines);
+}
+
+static inline
+struct machine *perf_session__find_machine(struct perf_session *self, pid_t pid)
+{
+ return machines__find(&self->machines, pid);
+}
+
+static inline
+struct machine *perf_session__findnew_machine(struct perf_session *self, pid_t pid)
+{
+ return machines__findnew(&self->machines, pid);
+}
+
+static inline
+void perf_session__process_machines(struct perf_session *self,
+ machine__process_t process)
+{
+ return machines__process(&self->machines, process, self);
+}
#endif /* __PERF_SESSION_H */
symbol_filter_t filter)
{
struct map_groups *kmaps = map__kmap(map)->kmaps;
- struct kernel_info *kerninfo = kmaps->this_kerninfo;
+ struct machine *machine = kmaps->machine;
struct map *curr_map = map;
struct symbol *pos;
int count = 0;
if (strcmp(curr_map->dso->short_name, module)) {
if (curr_map != map &&
- self->kernel == DSO_TYPE_GUEST_KERNEL &&
- is_default_guest(kerninfo)) {
+ self->kernel == DSO_TYPE_GUEST_KERNEL &&
+ machine__is_default_guest(machine)) {
/*
* We assume all symbols of a module are
* continuous in * kallsyms, so curr_map
pr_err("%s/proc/{kallsyms,modules} "
"inconsistency while looking "
"for \"%s\" module!\n",
- kerninfo->root_dir, module);
+ machine->root_dir, module);
curr_map = map;
goto discard_symbol;
}
if (curr_map->dso->loaded &&
- !is_default_guest(kmaps->this_kerninfo))
+ !machine__is_default_guest(machine))
goto discard_symbol;
}
/*
if (curr_map != map &&
self->kernel == DSO_TYPE_GUEST_KERNEL &&
- is_default_guest(kmaps->this_kerninfo)) {
+ machine__is_default_guest(kmaps->machine)) {
dso__set_loaded(curr_map->dso, curr_map->type);
}
char build_id_hex[BUILD_ID_SIZE * 2 + 1];
int ret = -1;
int fd;
- struct kernel_info *kerninfo;
+ struct machine *machine;
const char *root_dir;
dso__set_loaded(self, map->type);
else if (self->kernel == DSO_TYPE_GUEST_KERNEL)
return dso__load_guest_kernel_sym(self, map, filter);
- if (map->groups && map->groups->this_kerninfo)
- kerninfo = map->groups->this_kerninfo;
+ if (map->groups && map->groups->machine)
+ machine = map->groups->machine;
else
- kerninfo = NULL;
+ machine = NULL;
name = malloc(size);
if (!name)
snprintf(name, size, "%s", self->long_name);
break;
case DSO__ORIG_GUEST_KMODULE:
- if (map->groups && map->groups->this_kerninfo)
- root_dir = map->groups->this_kerninfo->root_dir;
+ if (map->groups && map->groups->machine)
+ root_dir = map->groups->machine->root_dir;
else
root_dir = "";
snprintf(name, size, "%s%s", root_dir, self->long_name);
struct map *map_groups__new_module(struct map_groups *self, u64 start,
const char *filename,
- struct kernel_info *kerninfo)
+ struct machine *machine)
{
struct map *map;
struct dso *dso;
- dso = __dsos__findnew(&kerninfo->dsos__kernel, filename);
+ dso = __dsos__findnew(&machine->kernel_dsos, filename);
if (dso == NULL)
return NULL;
if (map == NULL)
return NULL;
- if (is_host_kernel(kerninfo))
+ if (machine__is_host(machine))
dso->origin = DSO__ORIG_KMODULE;
else
dso->origin = DSO__ORIG_GUEST_KMODULE;
return map;
}
-static int map_groups__create_modules(struct kernel_info *kerninfo)
+static int map_groups__create_modules(struct machine *machine)
{
char *line = NULL;
size_t n;
const char *modules;
char path[PATH_MAX];
- if (is_default_guest(kerninfo))
+ if (machine__is_default_guest(machine))
modules = symbol_conf.default_guest_modules;
else {
- sprintf(path, "%s/proc/modules", kerninfo->root_dir);
+ sprintf(path, "%s/proc/modules", machine->root_dir);
modules = path;
}
if (file == NULL)
return -1;
- root_dir = kerninfo->root_dir;
+ root_dir = machine->root_dir;
while (!feof(file)) {
char name[PATH_MAX];
*sep = '\0';
snprintf(name, sizeof(name), "[%s]", line);
- map = map_groups__new_module(&kerninfo->kmaps,
- start, name, kerninfo);
+ map = map_groups__new_module(&machine->kmaps, start,
+ name, machine);
if (map == NULL)
goto out_delete_line;
dso__kernel_module_get_build_id(map->dso, root_dir);
free(line);
fclose(file);
- return map_groups__set_modules_path(&kerninfo->kmaps, root_dir);
+ return map_groups__set_modules_path(&machine->kmaps, root_dir);
out_delete_line:
free(line);
{
int err;
const char *kallsyms_filename = NULL;
- struct kernel_info *kerninfo;
+ struct machine *machine;
char path[PATH_MAX];
if (!map->groups) {
pr_debug("Guest kernel map hasn't the point to groups\n");
return -1;
}
- kerninfo = map->groups->this_kerninfo;
+ machine = map->groups->machine;
- if (is_default_guest(kerninfo)) {
+ if (machine__is_default_guest(machine)) {
/*
* if the user specified a vmlinux filename, use it and only
* it, reporting errors to the user if it cannot be used.
if (!kallsyms_filename)
return -1;
} else {
- sprintf(path, "%s/proc/kallsyms", kerninfo->root_dir);
+ sprintf(path, "%s/proc/kallsyms", machine->root_dir);
kallsyms_filename = path;
}
out_try_fixup:
if (err > 0) {
if (kallsyms_filename != NULL) {
- kern_mmap_name(kerninfo, path);
- dso__set_long_name(self,
- strdup(path));
+ machine__mmap_name(machine, path);
+ dso__set_long_name(self, strdup(path));
}
map__fixup_start(map);
map__fixup_end(map);
}
}
-void dsos__fprintf(struct rb_root *kerninfo_root, FILE *fp)
+void dsos__fprintf(struct rb_root *machines, FILE *fp)
{
struct rb_node *nd;
- for (nd = rb_first(kerninfo_root); nd; nd = rb_next(nd)) {
- struct kernel_info *pos = rb_entry(nd, struct kernel_info,
- rb_node);
- __dsos__fprintf(&pos->dsos__kernel, fp);
- __dsos__fprintf(&pos->dsos__user, fp);
+ for (nd = rb_first(machines); nd; nd = rb_next(nd)) {
+ struct machine *pos = rb_entry(nd, struct machine, rb_node);
+ __dsos__fprintf(&pos->kernel_dsos, fp);
+ __dsos__fprintf(&pos->user_dsos, fp);
}
}
return ret;
}
-size_t dsos__fprintf_buildid(struct rb_root *kerninfo_root,
- FILE *fp, bool with_hits)
+size_t dsos__fprintf_buildid(struct rb_root *machines, FILE *fp, bool with_hits)
{
struct rb_node *nd;
size_t ret = 0;
- for (nd = rb_first(kerninfo_root); nd; nd = rb_next(nd)) {
- struct kernel_info *pos = rb_entry(nd, struct kernel_info,
- rb_node);
- ret += __dsos__fprintf_buildid(&pos->dsos__kernel,
- fp, with_hits);
- ret += __dsos__fprintf_buildid(&pos->dsos__user,
- fp, with_hits);
+ for (nd = rb_first(machines); nd; nd = rb_next(nd)) {
+ struct machine *pos = rb_entry(nd, struct machine, rb_node);
+ ret += __dsos__fprintf_buildid(&pos->kernel_dsos, fp, with_hits);
+ ret += __dsos__fprintf_buildid(&pos->user_dsos, fp, with_hits);
}
return ret;
}
return self;
}
-static struct dso *dso__new_guest_kernel(struct kernel_info *kerninfo,
+static struct dso *dso__new_guest_kernel(struct machine *machine,
const char *name)
{
char buff[PATH_MAX];
- struct dso *self;
+ struct dso *self = dso__new(name ?: machine__mmap_name(machine, buff));
- kern_mmap_name(kerninfo, buff);
- self = dso__new(name ?: buff);
if (self != NULL) {
dso__set_short_name(self, "[guest.kernel]");
self->kernel = DSO_TYPE_GUEST_KERNEL;
return self;
}
-void dso__read_running_kernel_build_id(struct dso *self,
- struct kernel_info *kerninfo)
+void dso__read_running_kernel_build_id(struct dso *self, struct machine *machine)
{
char path[PATH_MAX];
- if (is_default_guest(kerninfo))
+ if (machine__is_default_guest(machine))
return;
- sprintf(path, "%s/sys/kernel/notes", kerninfo->root_dir);
+ sprintf(path, "%s/sys/kernel/notes", machine->root_dir);
if (sysfs__read_build_id(path, self->build_id,
sizeof(self->build_id)) == 0)
self->has_build_id = true;
}
-static struct dso *dsos__create_kernel(struct kernel_info *kerninfo)
+static struct dso *dsos__create_kernel(struct machine *machine)
{
const char *vmlinux_name = NULL;
struct dso *kernel;
- if (is_host_kernel(kerninfo)) {
+ if (machine__is_host(machine)) {
vmlinux_name = symbol_conf.vmlinux_name;
kernel = dso__new_kernel(vmlinux_name);
} else {
- if (is_default_guest(kerninfo))
+ if (machine__is_default_guest(machine))
vmlinux_name = symbol_conf.default_guest_vmlinux_name;
- kernel = dso__new_guest_kernel(kerninfo, vmlinux_name);
+ kernel = dso__new_guest_kernel(machine, vmlinux_name);
}
if (kernel != NULL) {
- dso__read_running_kernel_build_id(kernel, kerninfo);
- dsos__add(&kerninfo->dsos__kernel, kernel);
+ dso__read_running_kernel_build_id(kernel, machine);
+ dsos__add(&machine->kernel_dsos, kernel);
}
return kernel;
}
return -1;
}
-int map_groups__create_kernel_maps(struct rb_root *kerninfo_root, pid_t pid)
+int map_groups__create_kernel_maps(struct rb_root *machines, pid_t pid)
{
- struct kernel_info *kerninfo;
struct dso *kernel;
+ struct machine *machine = machines__findnew(machines, pid);
- kerninfo = kerninfo__findnew(kerninfo_root, pid);
- if (kerninfo == NULL)
+ if (machine == NULL)
return -1;
- kernel = dsos__create_kernel(kerninfo);
+ kernel = dsos__create_kernel(machine);
if (kernel == NULL)
return -1;
- if (__map_groups__create_kernel_maps(&kerninfo->kmaps,
- kerninfo->vmlinux_maps, kernel) < 0)
+ if (__map_groups__create_kernel_maps(&machine->kmaps,
+ machine->vmlinux_maps, kernel) < 0)
return -1;
if (symbol_conf.use_modules &&
- map_groups__create_modules(kerninfo) < 0)
+ map_groups__create_modules(machine) < 0)
pr_debug("Problems creating module maps, continuing anyway...\n");
/*
* Now that we have all the maps created, just set the ->end of them:
*/
- map_groups__fixup_end(&kerninfo->kmaps);
+ map_groups__fixup_end(&machine->kmaps);
return 0;
}
return s;
}
-int map_groups__create_guest_kernel_maps(struct rb_root *kerninfo_root)
+int map_groups__create_guest_kernel_maps(struct rb_root *machines)
{
int ret = 0;
struct dirent **namelist = NULL;
if (symbol_conf.default_guest_vmlinux_name ||
symbol_conf.default_guest_modules ||
symbol_conf.default_guest_kallsyms) {
- map_groups__create_kernel_maps(kerninfo_root,
- DEFAULT_GUEST_KERNEL_ID);
+ map_groups__create_kernel_maps(machines, DEFAULT_GUEST_KERNEL_ID);
}
if (symbol_conf.guestmount) {
pr_debug("Can't access file %s\n", path);
goto failure;
}
- map_groups__create_kernel_maps(kerninfo_root,
- pid);
+ map_groups__create_kernel_maps(machines, pid);
}
failure:
free(namelist);
char dso__symtab_origin(const struct dso *self);
void dso__set_long_name(struct dso *self, char *name);
void dso__set_build_id(struct dso *self, void *build_id);
-void dso__read_running_kernel_build_id(struct dso *self,
- struct kernel_info *kerninfo);
+void dso__read_running_kernel_build_id(struct dso *self, struct machine *machine);
struct symbol *dso__find_symbol(struct dso *self, enum map_type type, u64 addr);
struct symbol *dso__find_symbol_by_name(struct dso *self, enum map_type type,
const char *name);
projects / mirror_ubuntu-bionic-kernel.git / commitdiff