Re: [PATCH] 2.6.14 include/asm-arm/arch-ixp4xx/io.h: eliminate warning for pointer passed to integral function argument
From: Russell King
Date: Fri Oct 28 2005 - 03:00:23 EST
On Thu, Oct 27, 2005 at 11:19:14PM -0700, John Bowler wrote:
> Fix for a compiler warning, this wasn't apparent in 2.6.12, I
> believe the compiler options have been changed (somewhere) so
> that passing a (void*) to a (u32) argument is now warned.
readb/writeb and friends take a "void __iomem *". You should
arrange the __ixp4xx versions to take that.
> This accounts for the majority of the warnings in my builds of
> the 2.6.14 kernel for NSLU2.
If you want to see why, grab sparse and build your kernel with C=1.
PS, please do not copy both linux-kernel and linux-arm-kernel. It's
bad taste to send a message to an open mailing list and a members only
list.
--
Russell King
Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/
maintainer of: 2.6 Serial core
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