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Re: Unaligned access in kernel on ARMv6+ (Re: CVS commit: src/sys/dev/usb)



On Jan 6,  9:53am, nick.hudson%gmx.co.uk@localhost (Nick Hudson) wrote:
-- Subject: Re: Unaligned access in kernel on ARMv6+ (Re: CVS commit: src/sys

| I'm pretty sure this is the same as http://gnats.netbsd.org/50038

Yes, this looks like the same issue; we should not be patching individual
drivers like this. The compiler should be producing correct code that handles
unaligned access.

| Maybe I should be brave enough to stop using PMAP_NOCACHE in bus_dma.c 
| for armv6+ and fix any missing bus_dmamap_sync calls.

Isn't that orthogonal?

christos


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