On Sat, Jun 10, 2023 at 11:20:49AM +0800, Xianting Tian wrote: > > 在 2023/6/9 下午11:57, Michael S. Tsirkin 写道: > > On Fri, Jun 09, 2023 at 09:18:15PM +0800, Xianting Tian wrote: > > > From: Xianting Tian <tianxianting.txt@xxxxxxxxxxxxxxx> > > > > > > Cpu stall issue may happen if device is configured with multi queues > > > and large queue depth, so fix it. > > What does "may happen" imply exactly? > > was this observed? > I didn't met such issue, this patch set just a theoretical fix. Then I would not recommend adding it at this time, as you just slowed down the kernel for something that no one has reported :( thanks, greg k-h