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Date: Fri, 21 Mar 2014 07:59:37 -0700 From: "gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org> To: Matt Sickler <Matt.Sickler@...tronics.com> Cc: "hjk@...sjkoch.de" <hjk@...sjkoch.de>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org> Subject: Re: [PATCH]: UIO read(2)/write(2) overrides On Fri, Mar 21, 2014 at 02:49:28PM +0000, Matt Sickler wrote: > From: gregkh@...uxfoundation.org [mailto:gregkh@...uxfoundation.org] > > > >On Fri, Mar 21, 2014 at 02:20:11PM +0000, Matt Sickler wrote: > >> Tiny patch to let uio-based drivers override the read(2), write(2), and poll(2) syscalls. > >> The rationale is that some uio-based drivers might want the mmap(2) > >> functionality of UIO, but have no need for the IRQ semantics of read(2) and write(2). > > > >Can you submit a driver that uses these new interfaces as well? I don't want to add something that isn't used in the kernel. > > We're developing a driver for a new product but the driver is still in > a state of flux, so it's not ready for posting yet. > We will definitely get this out there once it's more polished. > If you want to hold off applying this patch until we have something to > submit that uses it, I'm fine with that. Yes, we will have to wait until we see that driver, thanks. greg k-h -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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