| Message ID | 20240125193227.444072-11-david@redhat.com (mailing list archive) |
|---|---|
| State | Superseded |
| Headers | show |
| Series | mm/memory: optimize fork() with PTE-mapped THP | expand |
Le 25/01/2024 à 20:32, David Hildenbrand a écrit : > Let's use our handy new helper. Note that the implementation is slightly > different, but shouldn't really make a difference in practice. > > Signed-off-by: David Hildenbrand <david@redhat.com> Reviewed-by: Christophe Leroy <christophe.leroy@csgroup.eu> > --- > arch/powerpc/mm/pgtable.c | 5 +---- > 1 file changed, 1 insertion(+), 4 deletions(-) > > diff --git a/arch/powerpc/mm/pgtable.c b/arch/powerpc/mm/pgtable.c > index a04ae4449a025..549a440ed7f65 100644 > --- a/arch/powerpc/mm/pgtable.c > +++ b/arch/powerpc/mm/pgtable.c > @@ -220,10 +220,7 @@ void set_ptes(struct mm_struct *mm, unsigned long addr, pte_t *ptep, > break; > ptep++; > addr += PAGE_SIZE; > - /* > - * increment the pfn. > - */ > - pte = pfn_pte(pte_pfn(pte) + 1, pte_pgprot((pte))); > + pte = pte_next_pfn(pte); > } > } >
diff --git a/arch/powerpc/mm/pgtable.c b/arch/powerpc/mm/pgtable.c index a04ae4449a025..549a440ed7f65 100644 --- a/arch/powerpc/mm/pgtable.c +++ b/arch/powerpc/mm/pgtable.c @@ -220,10 +220,7 @@ void set_ptes(struct mm_struct *mm, unsigned long addr, pte_t *ptep, break; ptep++; addr += PAGE_SIZE; - /* - * increment the pfn. - */ - pte = pfn_pte(pte_pfn(pte) + 1, pte_pgprot((pte))); + pte = pte_next_pfn(pte); } }
Let's use our handy new helper. Note that the implementation is slightly different, but shouldn't really make a difference in practice. Signed-off-by: David Hildenbrand <david@redhat.com> --- arch/powerpc/mm/pgtable.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-)