Commit-ID: 0781ea923445405a45464842e9ee0e30f76cb84b
Gitweb: http://git.kernel.org/tip/0781ea923445405a45464842e9ee0e30f76cb84b
Author: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
AuthorDate: Fri, 18 Nov 2016 12:34:26 -0300
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Fri, 25 Nov 2016 10:38:55 -0300
perf annotate: Allow arches to have a init routine and a priv area
Arches like ARM will want to use regular expressions when deciding what
instructions to associate with what ins_ops, provide infrastructure for
that.
Reviewed-by: Ravi Bangoria <ravi.bangoria@xxxxxxxxxxxxxxxxxx>
Cc: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Cc: Alexander Shishkin <alexander.shishkin@xxxxxxxxxxxxxxx>
Cc: Chris Riyder <chris.ryder@xxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Kim Phillips <kim.phillips@xxxxxxx>
Cc: Markus Trippelsdorf <markus@xxxxxxxxxxxxxxx>
Cc: Masami Hiramatsu <mhiramat@xxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Naveen N. Rao <naveen.n.rao@xxxxxxxxxxxxxxxxxx>
Cc: Pawel Moll <pawel.moll@xxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Russell King <rmk+kernel@xxxxxxxxxxxxxxxx>
Cc: Taeung Song <treeze.taeung@xxxxxxxxx>
Cc: Wang Nan <wangnan0@xxxxxxxxxx>
Link: http://lkml.kernel.org/n/tip-7dmnk9el2ipu3nxog092k9z5@xxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/util/annotate.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
index 026915a..1e96549 100644
--- a/tools/perf/util/annotate.c
+++ b/tools/perf/util/annotate.c
@@ -39,6 +39,9 @@ struct arch {
size_t nr_instructions_allocated;
struct ins_ops *(*associate_instruction_ops)(struct arch *arch, const char *name);
bool sorted_instructions;
+ bool initialized;
+ void *priv;
+ int (*init)(struct arch *arch);
struct {
char comment_char;
char skip_functions_char;
@@ -1356,6 +1359,14 @@ int symbol__disassemble(struct symbol *sym, struct map *map, const char *arch_na
if (arch == NULL)
return -ENOTSUP;
+ if (arch->init) {
+ err = arch->init(arch);
+ if (err) {
+ pr_err("%s: failed to initialize %s arch priv area\n", __func__, arch->name);
+ return err;
+ }
+ }
+
pr_debug("%s: filename=%s, sym=%s, start=%#" PRIx64 ", end=%#" PRIx64 "\n", __func__,
symfs_filename, sym->name, map->unmap_ip(map, sym->start),
map->unmap_ip(map, sym->end));
--
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