diff options
Diffstat (limited to 'drivers/iommu/iommu-traces.c')
-rw-r--r-- | drivers/iommu/iommu-traces.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/iommu/iommu-traces.c b/drivers/iommu/iommu-traces.c new file mode 100644 index 0000000000..23416bf76d --- /dev/null +++ b/drivers/iommu/iommu-traces.c @@ -0,0 +1,27 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * iommu trace points + * + * Copyright (C) 2013 Shuah Khan <shuah.kh@samsung.com> + * + */ + +#include <linux/string.h> +#include <linux/types.h> + +#define CREATE_TRACE_POINTS +#include <trace/events/iommu.h> + +/* iommu_group_event */ +EXPORT_TRACEPOINT_SYMBOL_GPL(add_device_to_group); +EXPORT_TRACEPOINT_SYMBOL_GPL(remove_device_from_group); + +/* iommu_device_event */ +EXPORT_TRACEPOINT_SYMBOL_GPL(attach_device_to_domain); + +/* iommu_map_unmap */ +EXPORT_TRACEPOINT_SYMBOL_GPL(map); +EXPORT_TRACEPOINT_SYMBOL_GPL(unmap); + +/* iommu_error */ +EXPORT_TRACEPOINT_SYMBOL_GPL(io_page_fault); |