On Wed, 14 Oct 2020 23:30:24 +0300, Adrian Ratiu wrote:
> On some platforms (eg armv7 due to the CONFIG_ARM_DMA_MEM_BUFFERABLE)
> MMIO R/W operations always add memory barriers which can increase load,
> decrease battery life or in general reduce performance unnecessarily
> on devices which access
On some platforms (eg armv7 due to the CONFIG_ARM_DMA_MEM_BUFFERABLE)
MMIO R/W operations always add memory barriers which can increase load,
decrease battery life or in general reduce performance unnecessarily
on devices which access a lot of configuration registers and where
ordering does not
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