Since the function cs_etm_find_snapshot() has been removed in the user space, it directly uses the perf common function __auxtrace_mmap__read() to calcualte the head and size for AUX trace data in snapshot mode.
Updates the comments in drivers to reflect the changes.
Signed-off-by: Leo Yan leo.yan@linaro.org --- drivers/hwtracing/coresight/coresight-etb10.c | 2 +- drivers/hwtracing/coresight/coresight-tmc-etf.c | 2 +- drivers/hwtracing/coresight/coresight-tmc-etr.c | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/hwtracing/coresight/coresight-etb10.c b/drivers/hwtracing/coresight/coresight-etb10.c index f775cbee12b8..1cdb627d6c38 100644 --- a/drivers/hwtracing/coresight/coresight-etb10.c +++ b/drivers/hwtracing/coresight/coresight-etb10.c @@ -557,7 +557,7 @@ static unsigned long etb_update_buffer(struct coresight_device *csdev,
/* * In snapshot mode we simply increment the head by the number of byte - * that were written. User space function cs_etm_find_snapshot() will + * that were written. User space function __auxtrace_mmap__read() will * figure out how many bytes to get from the AUX buffer based on the * position of the head. */ diff --git a/drivers/hwtracing/coresight/coresight-tmc-etf.c b/drivers/hwtracing/coresight/coresight-tmc-etf.c index 45b85edfc690..fec8ef3694cf 100644 --- a/drivers/hwtracing/coresight/coresight-tmc-etf.c +++ b/drivers/hwtracing/coresight/coresight-tmc-etf.c @@ -546,7 +546,7 @@ static unsigned long tmc_update_etf_buffer(struct coresight_device *csdev,
/* * In snapshot mode we simply increment the head by the number of byte - * that were written. User space function cs_etm_find_snapshot() will + * that were written. User space function __auxtrace_mmap__read() will * figure out how many bytes to get from the AUX buffer based on the * position of the head. */ diff --git a/drivers/hwtracing/coresight/coresight-tmc-etr.c b/drivers/hwtracing/coresight/coresight-tmc-etr.c index b22823d67680..960515e01171 100644 --- a/drivers/hwtracing/coresight/coresight-tmc-etr.c +++ b/drivers/hwtracing/coresight/coresight-tmc-etr.c @@ -1555,7 +1555,7 @@ tmc_update_etr_buffer(struct coresight_device *csdev,
/* * In snapshot mode we simply increment the head by the number of byte - * that were written. User space function cs_etm_find_snapshot() will + * that were written. User space function __auxtrace_mmap__read() will * figure out how many bytes to get from the AUX buffer based on the * position of the head. */