diff options
| author | Adrian Hunter <adrian.hunter@intel.com> | 2018-05-22 13:54:35 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2018-05-22 10:59:22 -0300 |
| commit | 5759a6820aadd38b2c8c10e93919eae8e31a9f9a (patch) | |
| tree | 2d010382a05e1489d503374211340a097b65ec0e /tools/perf/util/machine.c | |
| parent | 4d004365e25251002935fc3843d80934248ad3ed (diff) | |
perf machine: Allow for extra kernel maps
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>
Diffstat (limited to 'tools/perf/util/machine.c')
| -rw-r--r-- | tools/perf/util/machine.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c index db695603873b..355d23bcd443 100644 --- a/tools/perf/util/machine.c +++ b/tools/perf/util/machine.c @@ -856,6 +856,7 @@ struct extra_kernel_map { u64 start; u64 end; u64 pgoff; + char name[KMAP_NAME_LEN]; }; static int machine__create_extra_kernel_map(struct machine *machine, @@ -875,11 +876,12 @@ static int machine__create_extra_kernel_map(struct machine *machine, kmap = map__kmap(map); kmap->kmaps = &machine->kmaps; + strlcpy(kmap->name, xm->name, KMAP_NAME_LEN); map_groups__insert(&machine->kmaps, map); - pr_debug2("Added extra kernel map %" PRIx64 "-%" PRIx64 "\n", - map->start, map->end); + pr_debug2("Added extra kernel map %s %" PRIx64 "-%" PRIx64 "\n", + kmap->name, map->start, map->end); map__put(map); @@ -940,6 +942,8 @@ int machine__map_x86_64_entry_trampolines(struct machine *machine, .pgoff = pgoff, }; + strlcpy(xm.name, ENTRY_TRAMPOLINE_NAME, KMAP_NAME_LEN); + if (machine__create_extra_kernel_map(machine, kernel, &xm) < 0) return -1; } |