/* Increment reference count on buffer, to hold the buffer concurrently with another thread which may release (free) the buffer asynchronously. Must hold the buffer already to call this function.  */
void xfs_buf_hold(xfs_buf_t *bp)
/* Increment reference count on buffer, to hold the buffer concurrently with another thread which may release (free) the buffer asynchronously. Must hold the buffer already to call this function.  */
void xfs_buf_hold(xfs_buf_t *bp)
{
	trace_xfs_buf_hold(bp, _RET_IP_);
	atomic_inc(&bp->b_hold);
}