Re: [PATCH] WorkStruct: Implement generic UP cmpxchg() where an arch doesn't support it

Linus Torvalds
2006-12-07T01:37:01Z

On Thu, 7 Dec 2006, Roman Zippel wrote:
>
> m68060 produces a trap for unaligned atomic access, unfortunately standard
> alignment is smaller than this.

Umm. on 68060, since it's 32-bit, you'd only have the 32-bit case. Are you
saying that you can't do a 32-bit atomic access at any 32-bit aligned
boundary? Or are you saying that gcc aligns normal 32-bit entities at
16-bit alignment? Neither of those sound very likely.

Linus