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authorNamhyung Kim <namhyung.kim@lge.com>2013-07-17 17:08:15 +0900
committerArnaldo Carvalho de Melo <acme@redhat.com>2013-07-17 12:23:57 -0300
commit5698d2c99ec11006b4c241ebad5252289902b358 (patch)
treef9eecbd1b5f2c2a7bc163d36716696442ed9f5d3 /tools
parentab4ecda5205b56cb3b8b44f2c18ffdefb24313a2 (diff)
perf symbols: Do not apply symfs for an absolute vmlinux path
If an user gives both of --symfs and --vmlinux option, the vmlinux will be searched under the symfs directory. This is somewhat confusing since vmlinux often lives in kernel build directory or somewhere other than user space binaries. So it'd be better not adding symfs prefix for a vmlinux if it has an absolute pathname. Reported-by: Kwanghyun Yoo <ykh815.yoo@lge.com> Signed-off-by: Namhyung Kim <namhyung@kernel.org> Acked-by: David Ahern <dsahern@gmail.com> Cc: David Ahern <dsahern@gmail.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1374048495-3643-1-git-send-email-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
-rw-r--r--tools/perf/util/symbol.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
index d5528e1cc03a..02718e728d59 100644
--- a/tools/perf/util/symbol.c
+++ b/tools/perf/util/symbol.c
@@ -888,8 +888,11 @@ int dso__load_vmlinux(struct dso *dso, struct map *map,
char symfs_vmlinux[PATH_MAX];
enum dso_binary_type symtab_type;
- snprintf(symfs_vmlinux, sizeof(symfs_vmlinux), "%s%s",
- symbol_conf.symfs, vmlinux);
+ if (vmlinux[0] == '/')
+ snprintf(symfs_vmlinux, sizeof(symfs_vmlinux), "%s", vmlinux);
+ else
+ snprintf(symfs_vmlinux, sizeof(symfs_vmlinux), "%s%s",
+ symbol_conf.symfs, vmlinux);
if (dso->kernel == DSO_TYPE_GUEST_KERNEL)
symtab_type = DSO_BINARY_TYPE__GUEST_VMLINUX;