Michal Nazarewicz <mina86@xxxxxxxxxx> writes: >> Alan Stern <stern@xxxxxxxxxxxxxxxxxxx> writes: >>> The point is that you don't know whether the host sent more data than >>> expected. All you know is that the host sent more data than the user >>> asked the kernel for -- but maybe the user didn't ask for all the >>> data that he expected. Maybe the user wanted to retrieve the full >>> set of data using two read() system calls. > > On Mon, May 16 2016, Felipe Balbi wrote: >> right, but that just means we need to buffer the data instead of bailing >> out of the first read() completely. > > Correct. > > I have a ~4h bus ride ahead of me so I’ll try to implement it. If you > don’t hear from me by the end of the day, there probably wasn’t enough > space/comfort in the bus to use a laptop. Cool, Michal. Thanks seems like a kfifo would do well here(?) -- balbi
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