commit f29faec91075373bb2aceaa2fba303816b028eb9
author Gustavo Padovan <gustavo.padovan@collabora.com> Thu Jan 19 00:42:07 2017 +0000
committer android-build-merger <android-build-merger@google.com> Thu Jan 19 00:42:07 2017 +0000
tree 736ba194b713b8e90cfd462dc4e8e1993375ccae
parent 0018d40ffd7a5da52c2eb605c2c5ee3567215c34
parent 618b625db9baa3fcf457a0ab42510866d6cf7e81

libsync: open new location of sw_sync file
am: ffc687baad

Change-Id: I8da84e3bee0d805f36fcd6977bf6f2a60d500e6e

libsync/sync.c

diff --git a/libsync/sync.c b/libsync/sync.c
index fff62e7..5946096 100644
--- a/libsync/sync.c
+++ b/libsync/sync.c
@@ -101,7 +101,13 @@
 
 int sw_sync_timeline_create(void)
 {
-    return open("/dev/sw_sync", O_RDWR);
+    int ret;
+
+    ret = open("/sys/kernel/debug/sync/sw_sync", O_RDWR);
+    if (ret < 0)
+        ret = open("/dev/sw_sync", O_RDWR);
+
+    return ret;
 }
 
 int sw_sync_timeline_inc(int fd, unsigned count)