[tip:perf/core] perf dso: Export data_file_size() method there are no symbols

[tip-bot for Adrian Hunter <tipbot@zytor.com>]

Commit-ID:  b5c2161cc415babb84d2b49599df8bd03b2b9b69
Gitweb:     https://git.kernel.org/tip/b5c2161cc415babb84d2b49599df8bd03b2b9b69
Author:     Adrian Hunter <adrian.hunter@intel.com>
AuthorDate: Tue, 27 Nov 2018 10:46:34 +0200
Committer:  Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Tue, 18 Dec 2018 12:21:44 -0300

perf dso: Export data_file_size() method there are no symbols

Will be used outside dso.c in a followup patch, so rename it and make it
non-static.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Link: http://lkml.kernel.org/r/20181127084634.12469-1-adrian.hunter@intel.com
[ split from a larger patch ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
 tools/perf/util/dso.c | 6 +++---
 tools/perf/util/dso.h | 1 +
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/tools/perf/util/dso.c b/tools/perf/util/dso.c
index cee717a3794f..62c8cf622607 100644
--- a/tools/perf/util/dso.c
+++ b/tools/perf/util/dso.c
@@ -894,7 +894,7 @@ static ssize_t cached_read(struct dso *dso, struct machine *machine,
 	return r;
 }
 
-static int data_file_size(struct dso *dso, struct machine *machine)
+int dso__data_file_size(struct dso *dso, struct machine *machine)
 {
 	int ret = 0;
 	struct stat st;
@@ -943,7 +943,7 @@ out:
  */
 off_t dso__data_size(struct dso *dso, struct machine *machine)
 {
-	if (data_file_size(dso, machine))
+	if (dso__data_file_size(dso, machine))
 		return -1;
 
 	/* For now just estimate dso data size is close to file size */
@@ -953,7 +953,7 @@ off_t dso__data_size(struct dso *dso, struct machine *machine)
 static ssize_t data_read_offset(struct dso *dso, struct machine *machine,
 				u64 offset, u8 *data, ssize_t size)
 {
-	if (data_file_size(dso, machine))
+	if (dso__data_file_size(dso, machine))
 		return -1;
 
 	/* Check the offset sanity. */
diff --git a/tools/perf/util/dso.h b/tools/perf/util/dso.h
index c5380500bed4..8c8a7abe809d 100644
--- a/tools/perf/util/dso.h
+++ b/tools/perf/util/dso.h
@@ -322,6 +322,7 @@ int dso__data_get_fd(struct dso *dso, struct machine *machine);
 void dso__data_put_fd(struct dso *dso);
 void dso__data_close(struct dso *dso);
 
+int dso__data_file_size(struct dso *dso, struct machine *machine);
 off_t dso__data_size(struct dso *dso, struct machine *machine);
 ssize_t dso__data_read_offset(struct dso *dso, struct machine *machine,
 			      u64 offset, u8 *data, ssize_t size);