diff options
Diffstat (limited to 'drivers/coresight/coresight-etm3x.c')
| -rw-r--r-- | drivers/coresight/coresight-etm3x.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/coresight/coresight-etm3x.c b/drivers/coresight/coresight-etm3x.c index 369cac0..73c3669 100644 --- a/drivers/coresight/coresight-etm3x.c +++ b/drivers/coresight/coresight-etm3x.c @@ -1749,7 +1749,11 @@ static void etm_init_arch_data(void *info) static void etm_init_default_data(struct etm_drvdata *drvdata) { - static int etm3x_traceid; + /* + * A trace ID of value 0 is invalid, so let's start at some + * random value that fits in 7 bits and will be just as good. + */ + static int etm3x_traceid = 0x10; u32 flags = (1 << 0 | /* instruction execute*/ 3 << 3 | /* ARM instruction */ |