Ming, Got it, will try and give you feedback. Thanks, -----Original Message----- From: Ming Lei <ming.lei@xxxxxxxxxx> Sent: Wednesday, September 9, 2020 10:39 AM To: Zhao, Haifeng <haifeng.zhao@xxxxxxxxx> Cc: Christoph Hellwig <hch@xxxxxxxxxxxxx>; axboe@xxxxxxxxx; bhelgaas@xxxxxxxxxx; linux-block@xxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx; linux-pci@xxxxxxxxxxxxxxx; mcgrof@xxxxxxxxxx; Zhang, ShanshanX <shanshanx.zhang@xxxxxxxxx>; Jia, Pei P <pei.p.jia@xxxxxxxxx> Subject: Re: [PATCH] Revert "block: revert back to synchronous request_queue removal" Hello Haifeng, On Wed, Sep 09, 2020 at 02:11:20AM +0000, Zhao, Haifeng wrote: > Ming, Christoph, > Could you point out the patch aimed to fix this issue ? I would like to try it. This issue blocked my other PCI patch developing and verification work, > I am not a BLOCK/NVMe expert, wouldn't to be trapped into other sub-system bugs, so just reported it for other expert's quick fix. > Please try the following patch: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=cafe01ef8fcb248583038e1be071383530fe355a Thanks, Ming