On Fri, Oct 11, 2019 at 09:01:40AM +0200, Klaus Jensen wrote: > Hi, > > While working on fixing the emulated nvme device to pass more tests in > the blktests suite, I discovered that the pci_dma_rw function ignores > the return value of dma_memory_rw. > > The nvme device needs to handle DMA errors gracefully in order to pass > the block/011 test ("disable PCI device while doing I/O") in the > blktests suite. This is only possible if the device knows if the DMA > transfer was successful or not. > > I can't see what the reason for ignoring the return value would be. But > if there is a good reason, please enlighten me :) > > > Klaus Jensen (1): > pci: pass along the return value of dma_memory_rw > > include/hw/pci/pci.h | 3 +-- > 1 file changed, 1 insertion(+), 2 deletions(-) > > -- > 2.23.0 >
Gentle ping. https://patchwork.kernel.org/patch/11184911/