unsigned long consumed_cur, write_offset;
int finalized;
- /*
- * First, ensure we perform a "final" flush onto the stream. This will
- * ensure we create a packet of padding if we encounter an empty
- * packet. This ensures the time-stamps right before the snapshot is
- * used as end of packet timestamp.
- */
- if (!buf->quiescent)
- _lib_ring_buffer_switch_remote(buf, SWITCH_FLUSH);
-
retry:
finalized = ACCESS_ONCE(buf->finalized);
/*
}
EXPORT_SYMBOL_GPL(lib_ring_buffer_switch_remote);
+/* Switch sub-buffer even if current sub-buffer is empty. */
+void lib_ring_buffer_switch_remote_empty(struct lib_ring_buffer *buf)
+{
+ _lib_ring_buffer_switch_remote(buf, SWITCH_FLUSH);
+}
+EXPORT_SYMBOL_GPL(lib_ring_buffer_switch_remote_empty);
+
/*
* Returns :
* 0 if ok