Fix: context alignment not properly handled

[lttng-ust.git] / include / lttng / ust-events.h

diff --git a/include/lttng/ust-events.h b/include/lttng/ust-events.h
index 01f611b29c789909f7f933698c1e71b7be8d9cc6..9a46e678ad782afaaf13a3b97df3a0adf1ed5f89 100644 (file)
--- a/include/lttng/ust-events.h
+++ b/include/lttng/ust-events.h
@@ -258,11 +258,12 @@ struct lttng_ctx_field {
        void (*destroy)(struct lttng_ctx_field *field);
 };
 
-#define LTTNG_UST_CTX_PADDING  24
+#define LTTNG_UST_CTX_PADDING  20
 struct lttng_ctx {
        struct lttng_ctx_field *fields;
        unsigned int nr_fields;
        unsigned int allocated_fields;
+       unsigned int largest_align;
        char padding[LTTNG_UST_CTX_PADDING];
 };
 
@@ -590,6 +591,7 @@ void lttng_probes_exit(void);
 int lttng_find_context(struct lttng_ctx *ctx, const char *name);
 int lttng_get_context_index(struct lttng_ctx *ctx, const char *name);
 struct lttng_ctx_field *lttng_append_context(struct lttng_ctx **ctx_p);
+void lttng_context_update(struct lttng_ctx *ctx);
 void lttng_remove_context_field(struct lttng_ctx **ctx_p,
                                struct lttng_ctx_field *field);
 void lttng_destroy_context(struct lttng_ctx *ctx);