/* commit_seq is the offset in the buffer of the end of the last sequential commit.
* Bytes beyond this limit cannot be recovered. This is a free-running counter. */
long commit_seq = uatomic_read(&ustbuf->commit_seq[i_subbuf]);
/* commit_seq is the offset in the buffer of the end of the last sequential commit.
* Bytes beyond this limit cannot be recovered. This is a free-running counter. */
long commit_seq = uatomic_read(&ustbuf->commit_seq[i_subbuf]);