Re: [PATCH] Re: Sparc32: random invalid instruction occourances onsparc32 (sun4c)

From: David Woodhouse
Date: Tue Jul 03 2007 - 15:25:56 EST


On Tue, 2007-07-03 at 19:57 +0100, Mark Fortescue wrote:
> > Commit b46b8f19c9cd435ecac4d9d12b39d78c137ecd66 partially fixed alignment
> > issues but does not ensure that all 64bit alignment requirements of sparc32
> > are met. Tests have shown that the redzone2 word can become misallignd.

Oops, sorry about that. I'm not sure about your patch though -- I think
I'd prefer to keep the redzone misaligned (and hence _right_ next to the
real data), and just deal with it.

typedef unsigned long long __aligned__((BYTES_PER_WORD)) redzone_t;

--
dwmw2

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/