[PATCH -next v2] arm64: use for_each_node_by_type() macro

Catalin Marinas catalin.marinas at arm.com
Wed Oct 30 08:16:11 EDT 2013


On Wed, Oct 30, 2013 at 11:49:12AM +0000, Sudeep KarkadaNagesha wrote:
> On 30/10/13 05:54, Wei Yongjun wrote:
> > From: Wei Yongjun <yongjun_wei at trendmicro.com.cn>
> > 
> > Use for_each_node_by_type() macro instead of open coding it.
> > 
> > Signed-off-by: Wei Yongjun <yongjun_wei at trendmicro.com.cn>
> > ---
> > v1 -> v2: remove extra space
> > ---
> >  arch/arm64/kernel/cpu_ops.c | 4 ++--
> >  1 file changed, 2 insertions(+), 2 deletions(-)
> > 
> > diff --git a/arch/arm64/kernel/cpu_ops.c b/arch/arm64/kernel/cpu_ops.c
> > index aa0c9e7..37a4977 100644
> > --- a/arch/arm64/kernel/cpu_ops.c
> > +++ b/arch/arm64/kernel/cpu_ops.c
> > @@ -78,10 +78,10 @@ int __init cpu_read_ops(struct device_node *dn, int cpu)
> >  
> >  void __init cpu_read_bootcpu_ops(void)
> >  {
> > -	struct device_node *dn = NULL;
> > +	struct device_node *dn;
> >  	u64 mpidr = cpu_logical_map(0);
> >  
> > -	while ((dn = of_find_node_by_type(dn, "cpu"))) {
> > +	for_each_node_by_type(dn, "cpu") {
> >  		u64 hwid;
> >  		const __be32 *prop;
> >  
> 
> In fact this function can be simplified by making use of OF helper directly,
> something like below snippet. But it requires [1] for correct functionality.

Thanks. Could you please send a properly formatted patch on top of [1]?

-- 
Catalin



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