On Fri, Jul 09, 2021 at 10:10:24PM -0700, Hridya Valsaraju wrote: > The DMA-BUF attachment statistics form a subset of the DMA-BUF > sysfs statistics that recently merged to the drm-misc tree. > Since there has been a reported a performance regression due to the > overhead of sysfs directory creation/teardown during > dma_buf_attach()/dma_buf_detach(), this patch deletes the DMA-BUF > attachment statistics from sysfs. > > Fixes: bdb8d06dfefd (dmabuf: Add the capability to expose DMA-BUF stats > in sysfs) > Signed-off-by: Hridya Valsaraju <hridya@xxxxxxxxxx> > --- Reviewed-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>