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

Matthew Wilcox <[email protected]> writes:

> On Wed, Dec 06, 2006 at 05:36:29PM -0800, Linus Torvalds wrote:
>> Or are you saying that gcc aligns normal 32-bit entities at 
>> 16-bit alignment? Neither of those sound very likely.
>
> alignof(u32) is 2 on m68k.  Crazy, huh?

The original 68000 had a 16-bit bus (but 32-bit registers), which is
probably why it's that way.

-Doug
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---

• References:
  • Re: [PATCH] WorkStruct: Implement generic UP cmpxchg() where an arch doesn't support it
    • From: Russell King <[email protected]>
  • Re: [PATCH] WorkStruct: Implement generic UP cmpxchg() where an arch doesn't support it
    • From: Matthew Wilcox <[email protected]>
  • Re: [PATCH] WorkStruct: Implement generic UP cmpxchg() where an arch doesn't support it
    • From: Christoph Lameter <[email protected]>
  • Re: [PATCH] WorkStruct: Implement generic UP cmpxchg() where an arch doesn't support it
    • From: Matthew Wilcox <[email protected]>
  • Re: [PATCH] WorkStruct: Implement generic UP cmpxchg() where an arch doesn't support it
    • From: Roman Zippel <[email protected]>
  • Re: [PATCH] WorkStruct: Implement generic UP cmpxchg() where an arch doesn't support it
    • From: Linus Torvalds <[email protected]>
  • Re: [PATCH] WorkStruct: Implement generic UP cmpxchg() where an arch doesn't support it
    • From: Roman Zippel <[email protected]>
  • Re: [PATCH] WorkStruct: Implement generic UP cmpxchg() where an arch doesn't support it
    • From: Linus Torvalds <[email protected]>
  • Re: [PATCH] WorkStruct: Implement generic UP cmpxchg() where an arch doesn't support it
    • From: Roman Zippel <[email protected]>
  • Re: [PATCH] WorkStruct: Implement generic UP cmpxchg() where an arch doesn't support it
    • From: Linus Torvalds <[email protected]>
  • Re: [PATCH] WorkStruct: Implement generic UP cmpxchg() where an arch doesn't support it
    • From: Matthew Wilcox <[email protected]>

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