[PATCH] powerpc: Fix __flush_icache_range on 44x

Josh Boyer jwboyer at linux.vnet.ibm.com
Tue Aug 18 10:16:14 EST 2009

On Tue, Aug 18, 2009 at 07:46:28AM +1000, Benjamin Herrenschmidt wrote:
>On Mon, 2009-08-17 at 12:07 -0400, Josh Boyer wrote:
>> Olof pointed out that we could probably do the iccci before the icbi loop and
>> just skip that loop entirely on 44x.  This is most certainly valid, but at
>> this particular moment I don't have time to try and reproduce the issue with
>> an alternative fix and I wanted to get _something_ out there to fix the issue.  
>> I suck for that, I know.
>Well, I can massage your patch if you want. The fact is, the icbi loop
>and iccci are definitely redundant :-)

You can if you'd like.  My biggest concern is getting time to recreate.  I
think I'll have time later in the week if you'd like to wait until then.
I simply didn't want to send out a patch that I wasn't sure fixed the issue.


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