Re: [PATCH] ARM: mm: cpu_fa526_do_idle: remove WFI

From: Jonas Jensen
Date: Mon Jun 17 2013 - 10:58:22 EST

On 17 June 2013 16:30, Russell King - ARM Linux <linux@xxxxxxxxxxxxxxxx> wrote:
> It replaces the WFI and return with a pure nop, so we will fall through
> to cpu_fa526_dcache_clean_area(). Do we really want to clean a random
> D cache entry depending on what r0 happened to hold at this point? I
> think not...

I'm sorry for making the assumption that I know even the most basic
ARM assembler...

This is not the sort of thing I deal with (and probably shouldn't) on
a daily basis.

Can I make a guess, remove only mcr and replace it with nop?

Best regards,
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