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perf tools: Pass machine to vdso__dso_findnew()

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This is preparation for removing the global variables used in vdso.c and
thereby fixing the lifetime of the VDSO temporary file.

Reviewed-by: Jiri Olsa <jolsa@redhat.com>
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1406035081-14301-45-git-send-email-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Adrian Hunter 2014-07-22 16:17:53 +03:00 committed by Arnaldo Carvalho de Melo
parent 6d363459d7
commit 2a03068c5c
5 changed files with 14 additions and 10 deletions
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4
tools/perf/util/machine.c
View File

@ -1095,7 +1095,7 @@ int machine__process_mmap2_event(struct machine *machine,
else
type = MAP__FUNCTION;
map = map__new(&machine->user_dsos, event->mmap2.start,
map = map__new(machine, event->mmap2.start,
event->mmap2.len, event->mmap2.pgoff,
event->mmap2.pid, event->mmap2.maj,
event->mmap2.min, event->mmap2.ino,
@ -1145,7 +1145,7 @@ int machine__process_mmap_event(struct machine *machine, union perf_event *event
else
type = MAP__FUNCTION;
map = map__new(&machine->user_dsos, event->mmap.start,
map = map__new(machine, event->mmap.start,
event->mmap.len, event->mmap.pgoff,
event->mmap.pid, 0, 0, 0, 0, 0, 0,
event->mmap.filename,

7
tools/perf/util/map.c
View File

@ -13,6 +13,7 @@
#include "build-id.h"
#include "util.h"
#include "debug.h"
#include "machine.h"
#include <linux/string.h>
const char *map_type__name[MAP__NR_TYPES] = {
@ -137,7 +138,7 @@ void map__init(struct map *map, enum map_type type,
map->erange_warned = false;
}
struct map *map__new(struct list_head *dsos__list, u64 start, u64 len,
struct map *map__new(struct machine *machine, u64 start, u64 len,
u64 pgoff, u32 pid, u32 d_maj, u32 d_min, u64 ino,
u64 ino_gen, u32 prot, u32 flags, char *filename,
enum map_type type)
@ -173,9 +174,9 @@ struct map *map__new(struct list_head *dsos__list, u64 start, u64 len,
if (vdso) {
pgoff = 0;
dso = vdso__dso_findnew(dsos__list);
dso = vdso__dso_findnew(machine);
} else
dso = __dsos__findnew(dsos__list, filename);
dso = __dsos__findnew(&machine->user_dsos, filename);
if (dso == NULL)
goto out_delete;

2
tools/perf/util/map.h
View File

@ -119,7 +119,7 @@ typedef int (*symbol_filter_t)(struct map *map, struct symbol *sym);
void map__init(struct map *map, enum map_type type,
u64 start, u64 end, u64 pgoff, struct dso *dso);
struct map *map__new(struct list_head *dsos__list, u64 start, u64 len,
struct map *map__new(struct machine *machine, u64 start, u64 len,
u64 pgoff, u32 pid, u32 d_maj, u32 d_min, u64 ino,
u64 ino_gen, u32 prot, u32 flags,
char *filename, enum map_type type);

7
tools/perf/util/vdso.c
View File

@ -11,6 +11,7 @@
#include "vdso.h"
#include "util.h"
#include "symbol.h"
#include "machine.h"
#include "linux/string.h"
#include "debug.h"
@ -90,9 +91,9 @@ void vdso__exit(void)
unlink(vdso_file);
}
struct dso *vdso__dso_findnew(struct list_head *head)
struct dso *vdso__dso_findnew(struct machine *machine)
{
struct dso *dso = dsos__find(head, VDSO__MAP_NAME, true);
struct dso *dso = dsos__find(&machine->user_dsos, VDSO__MAP_NAME, true);
if (!dso) {
char *file;
@ -103,7 +104,7 @@ struct dso *vdso__dso_findnew(struct list_head *head)
dso = dso__new(VDSO__MAP_NAME);
if (dso != NULL) {
dsos__add(head, dso);
dsos__add(&machine->user_dsos, dso);
dso__set_long_name(dso, file, false);
}
}

4
tools/perf/util/vdso.h
View File

@ -12,7 +12,9 @@ static inline bool is_vdso_map(const char *filename)
return !strcmp(filename, VDSO__MAP_NAME);
}
struct dso *vdso__dso_findnew(struct list_head *head);
struct machine;
struct dso *vdso__dso_findnew(struct machine *machine);
void vdso__exit(void);
#endif /* __PERF_VDSO__ */