ring buffer splice: remove compatibility code

[lttng-modules.git] / lttng-ring-buffer-client.h

diff --git a/lttng-ring-buffer-client.h b/lttng-ring-buffer-client.h
index dc3356e4d286f2c2d190d9816d4ab34f2eb65b84..05cab588b987b1d571c7f48aaaee500a1f638846 100644 (file)
--- a/lttng-ring-buffer-client.h
+++ b/lttng-ring-buffer-client.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: (GPL-2.0 or LGPL-2.1)
+/* SPDX-License-Identifier: (GPL-2.0-only or LGPL-2.1-only)
  *
  * lttng-ring-buffer-client.h
  *
@@ -10,7 +10,6 @@
 #include <linux/module.h>
 #include <linux/types.h>
 #include <lib/bitfield.h>
-#include <wrapper/vmalloc.h>   /* for wrapper_vmalloc_sync_all() */
 #include <wrapper/trace-clock.h>
 #include <lttng-events.h>
 #include <lttng-tracer.h>
@@ -479,9 +478,10 @@ static int client_stream_id(const struct lib_ring_buffer_config *config,
                        struct lib_ring_buffer *buf,
                        uint64_t *stream_id)
 {
-       struct packet_header *header = client_packet_header(config, buf);
-       *stream_id = header->stream_id;
+       struct channel *chan = buf->backend.chan;
+       struct lttng_channel *lttng_chan = channel_get_private(chan);
 
+       *stream_id = lttng_chan->id;
        return 0;
 }
 
@@ -510,8 +510,7 @@ int client_instance_id(const struct lib_ring_buffer_config *config,
                struct lib_ring_buffer *buf,
                uint64_t *id)
 {
-       struct packet_header *header = client_packet_header(config, buf);
-       *id = header->stream_instance_id;
+       *id = buf->backend.cpu;
 
        return 0;
 }
@@ -762,11 +761,6 @@ static struct lttng_transport lttng_relay_transport = {
 
 static int __init lttng_ring_buffer_client_init(void)
 {
-       /*
-        * This vmalloc sync all also takes care of the lib ring buffer
-        * vmalloc'd module pages when it is built as a module into LTTng.
-        */
-       wrapper_vmalloc_sync_all();
        lttng_transport_register(&lttng_relay_transport);
        return 0;
 }