Re: [PATCH] nvme-pci: calculate iod and avg_seg_size just before use them

From: Keith Busch
Date: Thu Jan 11 2018 - 10:45:42 EST


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.