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Implement libustctl
[lttng-ust.git]
/
libringbuffer
/
ring_buffer_frontend.c
diff --git
a/libringbuffer/ring_buffer_frontend.c
b/libringbuffer/ring_buffer_frontend.c
index 2cb99a3e608c72a97325ee3c64c7ffe31d78f8e1..cf012dfaf2225dfe7a66cf2fb63f4e860c48265d 100644
(file)
--- a/
libringbuffer/ring_buffer_frontend.c
+++ b/
libringbuffer/ring_buffer_frontend.c
@@
-460,7
+460,10
@@
struct shm_handle *channel_create(const struct lib_ring_buffer_config *config,
shmobj = shm_object_table_append(handle->table, shmsize);
if (!shmobj)
goto error_append;
shmobj = shm_object_table_append(handle->table, shmsize);
if (!shmobj)
goto error_append;
+ /* struct channel is at object 0, offset 0 (hardcoded) */
set_shmp(handle->chan, zalloc_shm(shmobj, sizeof(struct channel)));
set_shmp(handle->chan, zalloc_shm(shmobj, sizeof(struct channel)));
+ assert(handle->chan._ref.index == 0);
+ assert(handle->chan._ref.offset == 0);
chan = shmp(handle, handle->chan);
if (!chan)
goto error_append;
chan = shmp(handle, handle->chan);
if (!chan)
goto error_append;
@@
-526,7
+529,9
@@
struct shm_handle *channel_handle_create(int shm_fd, int wait_fd,
shm_fd, wait_fd, memory_map_size);
if (!object)
goto error_table_object;
shm_fd, wait_fd, memory_map_size);
if (!object)
goto error_table_object;
-
+ /* struct channel is at object 0, offset 0 (hardcoded) */
+ handle->chan._ref.index = 0;
+ handle->chan._ref.offset = 0;
return handle;
error_table_object:
return handle;
error_table_object:
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