Messages in this thread | | | Date | Sun, 6 Jan 2002 22:03:36 +0100 | From | Vojtech Pavlik <> | Subject | Re: ISA slot detection on PCI systems? |
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On Fri, Jan 04, 2002 at 11:03:24PM -0800, H. Peter Anvin wrote:
> > It's still not very nice for userspace apps to touch hardware directly, > > even if it's just BIOS memory ... > > > > Red herring. It's not very nice for *applications* to not indirect > through a driver, but if that driver is in userspace or kernel space > is irrelevant. Incidentally, "applications" here include a lot of the > parsers that produce /proc output. /proc/pci is occationally handy, > but it is also an example on why you shouldn't do data reduction in > kernel space unless you can avoid it. Now /proc/bus/pci is available > and contains all the data, however.
I don't propose having human-readable output of DMI data in /proc, just the binary data much like /proc/bus/pci has. That isn't much bloat in kernel, and is a clearly defined interface, unlike reading /dev/kmem.
-- Vojtech Pavlik SuSE Labs - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.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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