Re: [PATCH 3/4] csky/dma: Fixup cache_op failed when cross memory ZONEs

From: Christoph Hellwig
Date: Tue Aug 06 2019 - 03:18:54 EST


On Tue, Aug 06, 2019 at 03:11:13PM +0800, Guo Ren wrote:
> On Tue, Aug 6, 2019 at 2:49 PM Christoph Hellwig <hch@xxxxxxxxxxxxx> wrote:
> >
> > On Tue, Jul 30, 2019 at 08:15:44PM +0800, guoren@xxxxxxxxxx wrote:
> > > diff --git a/arch/csky/mm/dma-mapping.c b/arch/csky/mm/dma-mapping.c
> > > index 80783bb..3f1ff9d 100644
> > > --- a/arch/csky/mm/dma-mapping.c
> > > +++ b/arch/csky/mm/dma-mapping.c
> > > @@ -18,71 +18,52 @@ static int __init atomic_pool_init(void)
> > > {
> > > return dma_atomic_pool_init(GFP_KERNEL, pgprot_noncached(PAGE_KERNEL));
> > > }
> > > -postcore_initcall(atomic_pool_init);
> >
> > Please keep the postcore_initcall next to the function it calls.
> Ok. Change arch_initcall back to postcore_initcall. :)

Well, if you have a good reason to change it please keep the type
init level change, but put it in a separate patch. But most importantly
don't move the place where is called around.