[PATCH 2/8] ARM: Implement read/write for ownership in theARMv6 DMA cache ops
From: Ronen Shitrit <hidden>
Date: 2010-05-16 06:29:47
From: Ronen Shitrit <hidden>
Date: 2010-05-16 06:29:47
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