Messages in this thread | | | Subject | Re: [PATCH 1/5] powerpc/ptdump: fix addresses display on PPC32 | From | Christophe Leroy <> | Date | Wed, 14 Aug 2019 14:51:27 +0200 |
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Michael,
Le 14/08/2019 à 14:36, Christophe Leroy a écrit : > Commit 453d87f6a8ae ("powerpc/mm: Warn if W+X pages found on boot") > wrongly changed KERN_VIRT_START from 0 to PAGE_OFFSET, leading to a > shift in the displayed addresses. > > Lets revert that change to resync walk_pagetables()'s addr val and > pgd_t pointer for PPC32. > > Fixes: 453d87f6a8ae ("powerpc/mm: Warn if W+X pages found on boot")
Either this patch or patch 2 of the series has to go into fixes.
If you prefer next patch for fixes, then this one can be squashed into patch 3 which drops the PPC32 hacked definition of KERN_VIRT_START
Christophe
> Cc: stable@vger.kernel.org > Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr> > --- > arch/powerpc/mm/ptdump/ptdump.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/arch/powerpc/mm/ptdump/ptdump.c b/arch/powerpc/mm/ptdump/ptdump.c > index 6a88a9f585d4..3ad64fc11419 100644 > --- a/arch/powerpc/mm/ptdump/ptdump.c > +++ b/arch/powerpc/mm/ptdump/ptdump.c > @@ -27,7 +27,7 @@ > #include "ptdump.h" > > #ifdef CONFIG_PPC32 > -#define KERN_VIRT_START PAGE_OFFSET > +#define KERN_VIRT_START 0 > #endif > > /* >
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