X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=lttng-events.h;h=c2eba8f60e2df984611b04752c875361a2c25b13;hb=d3a177c909622313ef3a314e0ce812b0aca9d5ad;hp=a537673ab605b92cad3ce00c0747800a516d00b4;hpb=12e579dbcb23fab949879ed03a1757d22bd8a6b2;p=lttng-modules.git

diff --git a/lttng-events.h b/lttng-events.h
index a537673a..c2eba8f6 100644
--- a/lttng-events.h
+++ b/lttng-events.h
@@ -167,6 +167,7 @@ struct lttng_ctx {
 	struct lttng_ctx_field *fields;
 	unsigned int nr_fields;
 	unsigned int allocated_fields;
+	size_t largest_align;	/* in bytes */
 };
 
 struct lttng_event_desc {
@@ -320,7 +321,6 @@ struct lttng_metadata_stream {
 	wait_queue_head_t read_wait;	/* Reader buffer-level wait queue */
 	struct list_head list;		/* Stream list */
 	struct lttng_transport *transport;
-	struct mutex lock;
 };
 
 struct lttng_session {
@@ -343,6 +343,7 @@ struct lttng_metadata_cache {
 	struct kref refcount;		/* Metadata cache usage */
 	struct list_head metadata_stream;	/* Metadata stream list */
 	uuid_le uuid;			/* Trace session unique ID (copy) */
+	struct mutex lock;
 };
 
 struct lttng_session *lttng_session_create(void);
@@ -407,6 +408,7 @@ int lttng_syscall_filter_disable(struct lttng_channel *chan,
 		const char *name);
 long lttng_channel_syscall_mask(struct lttng_channel *channel,
 		struct lttng_kernel_syscall_mask __user *usyscall_mask);
+int lttng_abi_syscall_list(void);
 #else
 static inline int lttng_syscalls_register(struct lttng_channel *chan, void *filter)
 {
@@ -418,29 +420,36 @@ static inline int lttng_syscalls_unregister(struct lttng_channel *chan)
 	return 0;
 }
 
-static
+static inline
 int lttng_syscall_filter_enable(struct lttng_channel *chan,
 		const char *name)
 {
 	return -ENOSYS;
 }
 
-static
+static inline
 int lttng_syscall_filter_disable(struct lttng_channel *chan,
 		const char *name)
 {
 	return -ENOSYS;
 }
 
-static
+static inline
 long lttng_channel_syscall_mask(struct lttng_channel *channel,
 		struct lttng_kernel_syscall_mask __user *usyscall_mask)
 {
 	return -ENOSYS;
 }
+
+static inline
+int lttng_abi_syscall_list(void)
+{
+	return -ENOSYS;
+}
 #endif
 
 struct lttng_ctx_field *lttng_append_context(struct lttng_ctx **ctx);
+void lttng_context_update(struct lttng_ctx *ctx);
 int lttng_find_context(struct lttng_ctx *ctx, const char *name);
 void lttng_remove_context_field(struct lttng_ctx **ctx,
 				struct lttng_ctx_field *field);