Re: [PATCH] readX_relaxed interface

From: Jesse Barnes
Date: Thu Jan 15 2004 - 21:23:07 EST


On Thu, Jan 15, 2004 at 04:32:25PM -0800, Greg KH wrote:
> It looks ok, but it would really be good if we could indicate if the
> read actually was successful. Right now some platforms can detect
> faults and do not have a way to get that error back to the driver in a
> sane manner. If we were to change the read* functions to look something
> like:
> int readb(void *addr, u8 *data);
> it would be a world easier.

At one point, I thought it would be nice if it took a struct device *
too, but that's probably a bit much.

> Now I'm not saying I want to change the existing interfaces to support
> this, that's too much code to change for even me (and is a 2.7 thing.)
>
> Just wanted to put this idea in people's heads that we need to start
> planning for something like it.

Sounds reasonable. It should be helpful.

Thanks,
Jesse
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/