struct lttng_kernel_ring_buffer_backend *bufb = &ctx->priv.buf->backend;
struct channel_backend *chanb = &ctx->priv.chan->backend;
size_t index, bytes_left_in_page;
struct lttng_kernel_ring_buffer_backend *bufb = &ctx->priv.buf->backend;
struct channel_backend *chanb = &ctx->priv.chan->backend;
size_t index, bytes_left_in_page;