[PATCH 2/8] ARM: Implement read/write for ownership in theARMv6 DMA cache ops

Ronen Shitrit rshitrit at marvell.com
Sun May 16 02:29:47 EDT 2010


Our ARMv6 do speculative rd for both I and D cache...

Regards

-----Original Message-----
From: Catalin Marinas [mailto:catalin.marinas at arm.com] 
Sent: Thursday, May 13, 2010 11:27 AM
To: Ronen Shitrit
Cc: Russell King - ARM Linux; linux-arm-kernel at lists.infradead.org
Subject: Re: [PATCH 2/8] ARM: Implement read/write for ownership in theARMv6 DMA cache ops

On Thu, 2010-05-13 at 06:27 +0100, Ronen Shitrit wrote:
> Our ARM v6 does have speculative prefetch...

That's the I-cache and we should be ok with it. What may affect this
patch is speculative fetches into the D-cache.

-- 
Catalin




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