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perf machine: Allow for extra kernel maps

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Identify extra kernel maps by name so that they can be distinguished
from the kernel map and module maps.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Joerg Roedel <joro@8bytes.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: x86@kernel.org
Link: http://lkml.kernel.org/r/1526986485-6562-8-git-send-email-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Adrian Hunter
2018-05-22 13:54:35 +03:00
committed by Arnaldo Carvalho de Melo
parent 4d004365e2
commit 5759a6820a
5 changed files with 34 additions and 12 deletions
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7
tools/perf/util/map.h
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@@ -47,9 +47,12 @@ struct map {
refcount_t refcnt;
};
#define KMAP_NAME_LEN 256
struct kmap {
struct ref_reloc_sym *ref_reloc_sym;
struct map_groups *kmaps;
char name[KMAP_NAME_LEN];
};
struct maps {
@@ -76,6 +79,7 @@ static inline struct map_groups *map_groups__get(struct map_groups *mg)
void map_groups__put(struct map_groups *mg);
struct kmap *__map__kmap(struct map *map);
struct kmap *map__kmap(struct map *map);
struct map_groups *map__kmaps(struct map *map);
@@ -232,10 +236,11 @@ int map_groups__fixup_overlappings(struct map_groups *mg, struct map *map,
struct map *map_groups__find_by_name(struct map_groups *mg, const char *name);
bool __map__is_kernel(const struct map *map);
bool __map__is_extra_kernel_map(const struct map *map);
static inline bool __map__is_kmodule(const struct map *map)
{
return !__map__is_kernel(map);
return !__map__is_kernel(map) && !__map__is_extra_kernel_map(map);
}
bool map__has_symbols(const struct map *map);