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| author | Gustavo Padovan <gustavo.padovan@collabora.com> | 2016-06-10 16:51:29 -0300 |
|---|---|---|
| committer | Dmitry Shmidt <dimitrysh@google.com> | 2017-01-17 14:28:45 -0800 |
| commit | ffc687baad033ecc96f6c560b205fea61afe9e41 (patch) | |
| tree | 2f361fc5832adc9145a21dbab1bb5f88d4f8edfd /libsync | |
| parent | 6786575d42e78c8faa51393871eb958d87d57e08 (diff) | |
| download | system_core-ffc687baad033ecc96f6c560b205fea61afe9e41.tar.gz system_core-ffc687baad033ecc96f6c560b205fea61afe9e41.tar.bz2 system_core-ffc687baad033ecc96f6c560b205fea61afe9e41.zip | |
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
Diffstat (limited to 'libsync')
| -rw-r--r-- | libsync/sync.c | 8 |
1 files changed, 7 insertions, 1 deletions
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) |