Re: [PATCH 1/4] asm-generic/page.h: apply page shift to PFN instead of VA in pfn_to_virt

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On Thu, Feb 29, 2024 at 02:34:35PM +0100, Linus Walleij wrote:
> On Wed, Jan 31, 2024 at 7:27 AM Yan Zhao <yan.y.zhao@xxxxxxxxx> wrote:
> 
> > Apply the page shift to PFN to get physical address for final VA.
> > The macro __va should take physical address instead of PFN as input.
> >
> > Fixes: 2d78057f0dd4 ("asm-generic/page.h: Make pfn accessors static inlines")
> > Signed-off-by: Yan Zhao <yan.y.zhao@xxxxxxxxx>
> 
> My bug, obviously. :(
> Reviewed-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
> 
> I thought this was already applied with the other fixes, but maybe it
> was missed?
>
Hi Linus,
The other 3 in csky/hexagon/openrisc should have been applied in
https://lore.kernel.org/all/20240202140550.9886-1-yan.y.zhao@xxxxxxxxx/.

This one in asm-generic is not, because Arnd said he is going to remove
the header as a whole soon. 

I explained it in the change log :)
"The pfn_to_virt() in asm-generic/page.h is not touched in this patch as
it's referenced by page_to_virt() in that header while the whole header is
going to be removed as a whole due to no one including it."

Thanks
Yan





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