[PATCH v4 3/6] ARM: U8500 core machine support
Srinidhi KASAGAR
srinidhi.kasagar at stericsson.com
Sun Dec 19 23:47:25 EST 2010
> -----Original Message-----
> From: Russell King - ARM Linux [mailto:linux at arm.linux.org.uk]
> Sent: Sunday, December 19, 2010 4:39 PM
> To: Srinidhi KASAGAR
> Cc: linux-arm-kernel at lists.infradead.org; STEricsson_nomadik_linux;
> Andrea GALLO; rubini at unipv.it
> Subject: Re: [PATCH v4 3/6] ARM: U8500 core machine support
>
> ... going back to this patch...
>
> On Fri, Nov 27, 2009 at 05:25:56AM +0530, srinidhi kasagar wrote:
> > +/*
> > + * U8500 specific entry point for secondary CPUs.
> > + */
> > +ENTRY(u8500_secondary_startup)
> > + mrc p15, 0, r0, c0, c0, 5
> > + and r0, r0, #15
> > + adr r4, 1f
> > + ldmia r4, {r5, r6}
> > + sub r4, r4, r5
> > + add r6, r6, r4
> > + dsb
>
> Can you please explain why you added a dsb here, whereas most other
> platforms don't require it?
No reason, you can safely ignore this. I can send a patch to remove this
if you need.
srinidhi
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