IrDA driver fails on PXA255
Russell King - ARM Linux
linux at arm.linux.org.uk
Wed Jun 1 03:54:20 EDT 2011
On Tue, May 31, 2011 at 03:11:40PM -0700, David Rientjes wrote:
> The restriction isn't new: GFP_DMA only makes sense with CONFIG_ZONE_DMA.
> The fact that the page allocator completely ignored GFP_DMA in the past
> for CONFIG_ZONE_DMA=n doesn't change that. That's obviously error prone
> since it will return memory from anywhere simply because of the fact that
> it is an invalid configuration.
Your approach to this is wrong. Make it warn for one release. Give
people a chance to fix things before they become a regression. Then
make it a hard failure.
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