From ffc687baad033ecc96f6c560b205fea61afe9e41 Mon Sep 17 00:00:00 2001 From: Gustavo Padovan Date: Fri, 10 Jun 2016 16:51:29 -0300 Subject: [PATCH] libsync: open new location of sw_sync file sw_sync file for debug was moved to debugfs. Try to open it and if it fails try to open /dev/sw_sync. Test: Sync unit tests still passes. Change-Id: Ie078fbc2eb5294f28b916a9e65b7fcd3a18a8580 hange-Id: I216874964368d939bed2779d98cd89e527a57d45 --- libsync/sync.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/libsync/sync.c b/libsync/sync.c index fff62e77c..5946096b0 100644 --- a/libsync/sync.c +++ b/libsync/sync.c @@ -101,7 +101,13 @@ void sync_fence_info_free(struct sync_fence_info_data *info) 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)