X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=include%2Flttng%2Fevents.h;h=d25f4282dde15f79bd8e77202773307763fc6c1a;hb=a7eb2e3d0a4beb1ee80b132927641dd05ef2d542;hp=9d07d7ed08f0c96cbe8546859f62aa231278cf92;hpb=f5ffbd770ec2b9d1ac9b7059eb33a01432043bce;p=lttng-modules.git

diff --git a/include/lttng/events.h b/include/lttng/events.h
index 9d07d7ed..d25f4282 100644
--- a/include/lttng/events.h
+++ b/include/lttng/events.h
@@ -94,7 +94,7 @@ struct lttng_kernel_type_array {
 	struct lttng_kernel_type_common parent;
 	const struct lttng_kernel_type_common *elem_type;
 	unsigned int length;			/* Num. elems. */
-	unsigned int alignment;
+	unsigned int alignment;		/* Alignment in bytes before elements. */
 	enum lttng_kernel_string_encoding encoding;
 };
 
@@ -102,7 +102,7 @@ struct lttng_kernel_type_sequence {
 	struct lttng_kernel_type_common parent;
 	const char *length_name;	/* Length field name. If NULL, use previous field. */
 	const struct lttng_kernel_type_common *elem_type;
-	unsigned int alignment;		/* Alignment before elements. */
+	unsigned int alignment;		/* Alignment in bytes before elements. */
 	enum lttng_kernel_string_encoding encoding;
 };
 
@@ -110,7 +110,7 @@ struct lttng_kernel_type_struct {
 	struct lttng_kernel_type_common parent;
 	unsigned int nr_fields;
 	const struct lttng_kernel_event_field * const *fields;	/* Array of pointers to fields. */
-	unsigned int alignment;
+	unsigned int alignment;		/* Alignment in bits */
 };
 
 struct lttng_kernel_type_variant {
@@ -118,7 +118,7 @@ struct lttng_kernel_type_variant {
 	const char *tag_name;		/* Tag field name. If NULL, use previous field. */
 	const struct lttng_kernel_event_field * const *choices; /* Array of pointers to fields. */
 	unsigned int nr_choices;
-	unsigned int alignment;
+	unsigned int alignment;		/* Alignment in bytes */
 };
 
 struct lttng_kernel_enum_desc {
@@ -392,6 +392,10 @@ struct lttng_kernel_channel_buffer_ops {
 			     size_t len);
 	void (*event_strcpy_from_user)(struct lttng_kernel_ring_buffer_ctx *ctx,
 				       const char __user *src, size_t len);
+	void (*event_pstrcpy_pad)(struct lttng_kernel_ring_buffer_ctx *ctx,
+				  const char *src, size_t len);
+	void (*event_pstrcpy_pad_from_user)(struct lttng_kernel_ring_buffer_ctx *ctx,
+				  const char __user *src, size_t len);
 	void (*lost_event_too_big)(struct lttng_kernel_channel_buffer *lttng_channel);
 };