Re: [PATCH] isa_{read,write}{w,l} fixed

[Alan Cox]

> I'm pretty sure it's a reasonably safe assumption gcc doesn't reorder members
> of structs as long as they are naturally aligned - otherwise I assume structs
> used for DMA would need to be fixed, too ?

Structure padding is arch specific. For example u16 is 2 byte aligned on m68k
4 byte aligned on x86 and god knows how its aligned on an S/390