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perf symbols: Use map->prot in place of type==MAP__FUNCTION 

Its equivalent, one less use of enum map_type.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: https://lkml.kernel.org/n/tip-6m18iv1ty7nh7kxlfmn89sgz@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2018-04-26 16:11:47 -03:00
parent d183b2614f
commit e9814df864
1 changed files with 3 additions and 2 deletions
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5
tools/perf/util/symbol.c
View File

@ -5,6 +5,7 @@
#include <stdio.h>
#include <string.h>
#include <linux/kernel.h>
#include <linux/mman.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/param.h>
@ -1217,7 +1218,7 @@ static int dso__load_kcore(struct dso *dso, struct map *map,
}
/* Read new maps into temporary lists */
err = file__read_maps(fd, md.type == MAP__FUNCTION, kcore_mapfn, &md,
err = file__read_maps(fd, map->prot & PROT_EXEC, kcore_mapfn, &md,
&is_64_bit);
if (err)
goto out_err;
@ -1285,7 +1286,7 @@ static int dso__load_kcore(struct dso *dso, struct map *map,
close(fd);
if (map->type == MAP__FUNCTION)
if (map->prot & PROT_EXEC)
pr_debug("Using %s for kernel object code\n", kcore_filename);
else
pr_debug("Using %s for kernel data\n", kcore_filename);