commit c4bb83399cff7c709a78219fa4a429891011cb46
author Gustavo Padovan <gustavo.padovan@collabora.com> Thu Jan 19 00:44:09 2017 +0000
committer android-build-merger <android-build-merger@google.com> Thu Jan 19 00:44:09 2017 +0000
tree d8c98dbd8d69e5a2ddd7b7abea3ed26c20e664a8
parent 09fa45920bb4802c9e3e70ea8e1ba16ac3654a70
parent f29faec91075373bb2aceaa2fba303816b028eb9

libsync: open new location of sw_sync file am: ffc687baad
am: 86be7fd517

Change-Id: Ibb1067f0d91c1a7c54263251b458b1f25a14112f

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)