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Version 2.12.2
[lttng-modules.git]
/
lttng-abi.c
diff --git
a/lttng-abi.c
b/lttng-abi.c
index 0996f2f198532924704266d6014ab98cd1f55318..64ea99da27fc6e126358f223f25972d74bac301f 100644
(file)
--- a/
lttng-abi.c
+++ b/
lttng-abi.c
@@
-1090,8
+1090,12
@@
int lttng_metadata_ring_buffer_release(struct inode *inode, struct file *file)
struct lttng_metadata_stream *stream = file->private_data;
struct lib_ring_buffer *buf = stream->priv;
struct lttng_metadata_stream *stream = file->private_data;
struct lib_ring_buffer *buf = stream->priv;
+ mutex_lock(&stream->metadata_cache->lock);
+ list_del(&stream->list);
+ mutex_unlock(&stream->metadata_cache->lock);
kref_put(&stream->metadata_cache->refcount, metadata_cache_destroy);
module_put(stream->transport->owner);
kref_put(&stream->metadata_cache->refcount, metadata_cache_destroy);
module_put(stream->transport->owner);
+ kfree(stream);
return lib_ring_buffer_release(inode, file, buf);
}
return lib_ring_buffer_release(inode, file, buf);
}
@@
-1243,8
+1247,10
@@
int lttng_abi_open_metadata_stream(struct file *channel_file)
if (ret < 0)
goto fd_error;
if (ret < 0)
goto fd_error;
+ mutex_lock(&session->metadata_cache->lock);
list_add(&metadata_stream->list,
&session->metadata_cache->metadata_stream);
list_add(&metadata_stream->list,
&session->metadata_cache->metadata_stream);
+ mutex_unlock(&session->metadata_cache->lock);
return ret;
fd_error:
return ret;
fd_error:
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