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SubjectRe: Bug#609371: linux-image-2.6.37-trunk-sparc64: module scsi_mod: Unknown relocation: 36
On Tue, Feb 01, 2011 at 06:11:16AM +0100, David Miller wrote:
> Jesper, could you please review this?

Looks good!

Acked-by: Jesper Nilsson <jesper.nilsson@axis.com>

> --------------------
> klist: Fix object alignment on 64-bit.
>
> Commit c0e69a5bbc6fc74184aa043aadb9a53bc58f953b ("klist.c: bit 0 in
> pointer can't be used as flag") intended to make sure that all klist
> objects were at least pointer size aligned, but used the constant "4"
> which only works on 32-bit.
>
> Use "sizeof(void *)" which is correct in all cases.
>
> Signed-off-by: David S. Miller <davem@davemloft.net>
>
> diff --git a/include/linux/klist.h b/include/linux/klist.h
> index e91a4e5..a370ce5 100644
> --- a/include/linux/klist.h
> +++ b/include/linux/klist.h
> @@ -22,7 +22,7 @@ struct klist {
> struct list_head k_list;
> void (*get)(struct klist_node *);
> void (*put)(struct klist_node *);
> -} __attribute__ ((aligned (4)));
> +} __attribute__ ((aligned (sizeof(void *))));
>
> #define KLIST_INIT(_name, _get, _put) \
> { .k_lock = __SPIN_LOCK_UNLOCKED(_name.k_lock), \
/^JN - Jesper Nilsson
--
Jesper Nilsson -- jesper.nilsson@axis.com


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