Hi Keith Thanks for your kindly response.
On 01/11/2018 11:48 PM, Keith Busch wrote: > On Thu, Jan 11, 2018 at 01:09:39PM +0800, Jianchao Wang wrote: >> The calculation of iod and avg_seg_size maybe meaningless if >> nvme_pci_use_sgls returns before uses them. So calculate >> just before use them. > > The compiler will do the right thing here, but I see what you mean. I > think Christoph has some SGL improvements coming, though, that will > obviate this. > Yeah, that's great. Thanks Jianchao