wrapper: remove kref_get wrapper

[lttng-modules.git] / lttng-abi.c

diff --git a/lttng-abi.c b/lttng-abi.c
index b63e376413490693e00cc38c2aea96e5cdfc9acb..3be91fcfaf48ade8c42bf228038e109184fafb45 100644 (file)
--- a/lttng-abi.c
+++ b/lttng-abi.c
@@ -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-abi.c
  *
@@ -30,13 +30,12 @@
 #include <linux/uaccess.h>
 #include <linux/slab.h>
 #include <linux/err.h>
-#include <wrapper/vmalloc.h>   /* for wrapper_vmalloc_sync_all() */
+#include <linux/kref.h>
 #include <wrapper/ringbuffer/vfs.h>
 #include <wrapper/ringbuffer/backend.h>
 #include <wrapper/ringbuffer/frontend.h>
 #include <wrapper/poll.h>
 #include <wrapper/file.h>
-#include <wrapper/kref.h>
 #include <lttng-string-utils.h>
 #include <lttng-abi.h>
 #include <lttng-abi-old.h>
@@ -1178,11 +1177,7 @@ int lttng_abi_open_metadata_stream(struct file *channel_file)
                goto notransport;
        }
 
-       if (!lttng_kref_get(&session->metadata_cache->refcount)) {
-               ret = -EOVERFLOW;
-               goto kref_error;
-       }
-
+       kref_get(&session->metadata_cache->refcount);
        ret = lttng_abi_create_stream_fd(channel_file, stream_priv,
                        &lttng_metadata_ring_buffer_file_operations);
        if (ret < 0)
@@ -1194,7 +1189,6 @@ int lttng_abi_open_metadata_stream(struct file *channel_file)
 
 fd_error:
        kref_put(&session->metadata_cache->refcount, metadata_cache_destroy);
-kref_error:
        module_put(metadata_stream->transport->owner);
 notransport:
        kfree(metadata_stream);
@@ -1938,7 +1932,6 @@ int __init lttng_abi_init(void)
 {
        int ret = 0;
 
-       wrapper_vmalloc_sync_all();
        lttng_clock_ref();
 
        ret = lttng_tp_mempool_init();