Re: [PATCH] arm: remove unused code in delay.S

From: Russell King - ARM Linux
Date: Sun Sep 13 2009 - 19:00:30 EST


On Sun, Sep 13, 2009 at 11:28:47PM +0200, Marek Vasut wrote:
> > bhi __delay
> > mov pc, lr
> > ENDPROC(__udelay)
> >
> Hi
>
> why was this code there in the first place ?

To make the delay loop more stable and predictable on older CPUs.
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