On 03/14/2013 03:37:53 AM, Johannes Berg wrote:
On Thu, 2013-03-14 at 11:36 +0800, Wang Dongsheng wrote:

> +#ifdef CONFIG_PPC_BOOK3S_64
>    /* can't use RESTORE_SPECIAL(MSR) */
>    ld      r0, SL_MSR(r11)
>    mtmsrd  r0, 0

Unfortunately, I forgot the reason for this comment, and didn't put a
better one (almost 6 years ago!!)

> +  RESTORE_SPECIAL(MSR)

but maybe you also can't do this on BookE?

If it's because book3s needs mtmsrd instead of mtmsr, that doesn't apply to booke.

-Scott
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