On Tue, 2020-09-08 at 16:15 +0200, Alexander Gordeev wrote:
> On Tue, Sep 08, 2020 at 10:16:49AM +0200, Christophe Leroy wrote:
> > >Yes, and also two more sources :/
> > > arch/powerpc/mm/kasan/8xx.c
> > > arch/powerpc/mm/kasan/kasan_init_32.c
> > >
> > >But these two are not quite obvious
On Tue, Sep 08, 2020 at 07:14:38AM +0200, Christophe Leroy wrote:
[...]
> You forgot arch/powerpc/mm/book3s64/subpage_prot.c it seems.
If this one would be okay?
diff --git a/arch/powerpc/mm/book3s64/subpage_prot.c
b/arch/powerpc/mm/book3s64/subpage_prot.c
index 60c6ea16..3690d22 100644
---
On Tue, Sep 08, 2020 at 10:16:49AM +0200, Christophe Leroy wrote:
> >Yes, and also two more sources :/
> > arch/powerpc/mm/kasan/8xx.c
> > arch/powerpc/mm/kasan/kasan_init_32.c
> >
> >But these two are not quite obvious wrt pgd_addr_end() used
> >while traversing pmds. Could you please
On Mon, Sep 07, 2020 at 08:00:57PM +0200, Gerald Schaefer wrote:
> From: Alexander Gordeev
>
> Unlike all other page-table abstractions pXd_addr_end() do not take
> into account a particular table entry in which context the functions
> are called. On architectures with dynamic page-tables
On 9/7/20 11:00 AM, Gerald Schaefer wrote:
> x86:
> add/remove: 0/0 grow/shrink: 2/0 up/down: 10/0 (10)
> Function old new delta
> vmemmap_populate 587 592 +5
> munlock_vma_pages_range 556 561
Le 08/09/2020 à 09:46, Alexander Gordeev a écrit :
On Tue, Sep 08, 2020 at 07:14:38AM +0200, Christophe Leroy wrote:
You forgot arch/powerpc/mm/book3s64/subpage_prot.c it seems.
Yes, and also two more sources :/
arch/powerpc/mm/kasan/8xx.c
On Tue, Sep 08, 2020 at 07:14:38AM +0200, Christophe Leroy wrote:
> You forgot arch/powerpc/mm/book3s64/subpage_prot.c it seems.
Yes, and also two more sources :/
arch/powerpc/mm/kasan/8xx.c
arch/powerpc/mm/kasan/kasan_init_32.c
But these two are not quite obvious wrt
Le 07/09/2020 à 20:00, Gerald Schaefer a écrit :
From: Alexander Gordeev
Unlike all other page-table abstractions pXd_addr_end() do not take
into account a particular table entry in which context the functions
are called. On architectures with dynamic page-tables folding that
might lead to
From: Alexander Gordeev
Unlike all other page-table abstractions pXd_addr_end() do not take
into account a particular table entry in which context the functions
are called. On architectures with dynamic page-tables folding that
might lead to lack of necessary information that is difficult to
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