On Tue, Jan 14, 2014 at 11:03:12AM -0500, Tejun Heo wrote: > > As mentioned, the flush requires immediately after reading the CI. > > Otherwise, there is still an chance that the command is completed and > > the OS notified the upper layer while the data is still in flight. For > > the initial version, I will remove the flush (IRQ wrapper) and submit > > separate patch. > > The function is called with ap->lock held. Nothing can happen > inbetween.
Oh, or do you mean that upper layer may get data which hasn't finish transferring without the flush? -- tejun -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
