Re: [PATCH v1 08/11] mm/memory: pass PTE to copy_present_pte()

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On 22/01/2024 19:41, David Hildenbrand wrote:
> We already read it, let's just forward it.
> 
> This patch is based on work by Ryan Roberts.
> 
> Signed-off-by: David Hildenbrand <david@xxxxxxxxxx>

Reviewed-by: Ryan Roberts <ryan.roberts@xxxxxxx>

> ---
>  mm/memory.c | 7 +++----
>  1 file changed, 3 insertions(+), 4 deletions(-)
> 
> diff --git a/mm/memory.c b/mm/memory.c
> index 2aa2051ee51d3..185b4aff13d62 100644
> --- a/mm/memory.c
> +++ b/mm/memory.c
> @@ -959,10 +959,9 @@ static inline void __copy_present_pte(struct vm_area_struct *dst_vma,
>   */
>  static inline int
>  copy_present_pte(struct vm_area_struct *dst_vma, struct vm_area_struct *src_vma,
> -		 pte_t *dst_pte, pte_t *src_pte, unsigned long addr, int *rss,
> -		 struct folio **prealloc)
> +		 pte_t *dst_pte, pte_t *src_pte, pte_t pte, unsigned long addr,
> +		 int *rss, struct folio **prealloc)
>  {
> -	pte_t pte = ptep_get(src_pte);
>  	struct page *page;
>  	struct folio *folio;
>  
> @@ -1104,7 +1103,7 @@ copy_pte_range(struct vm_area_struct *dst_vma, struct vm_area_struct *src_vma,
>  		}
>  		/* copy_present_pte() will clear `*prealloc' if consumed */
>  		ret = copy_present_pte(dst_vma, src_vma, dst_pte, src_pte,
> -				       addr, rss, &prealloc);
> +				       ptent, addr, rss, &prealloc);
>  		/*
>  		 * If we need a pre-allocated page for this pte, drop the
>  		 * locks, allocate, and try again.





[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Index of Archives]     [Kernel Development]     [Kernel Newbies]     [IDE]     [Security]     [Git]     [Netfilter]     [Bugtraq]     [Yosemite Info]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Linux ATA RAID]     [Samba]     [Linux Media]     [Device Mapper]

  Powered by Linux