if (ctx) {
memcpy(&kctx->ctx, ctx, sizeof(kctx->ctx));
}
+error:
+ return kctx;
+}
- CDS_INIT_LIST_HEAD(&kctx->list);
+/*
+ * Allocate and init a kernel context object from an existing kernel context
+ * object.
+ *
+ * Return the allocated object or NULL on error.
+ */
+struct ltt_kernel_context *trace_kernel_copy_context(
+ struct ltt_kernel_context *kctx)
+{
+ struct ltt_kernel_context *kctx_copy;
+
+ assert(kctx);
+ kctx_copy = zmalloc(sizeof(*kctx_copy));
+ if (!kctx_copy) {
+ PERROR("zmalloc ltt_kernel_context");
+ goto error;
+ }
+
+ memcpy(kctx_copy, kctx, sizeof(*kctx_copy));
+ memset(&kctx_copy->list, 0, sizeof(kctx_copy->list));
error:
- return kctx;
+ return kctx_copy;
}
/*