[PATCH v5 13/24] mm/process_vm_access: set FOLL_PIN via pin_user_pages_remote()

Jan Kara jack at suse.cz
Mon Nov 18 10:30:49 UTC 2019


On Thu 14-11-19 21:53:29, John Hubbard wrote:
> Convert process_vm_access to use the new pin_user_pages_remote()
> call, which sets FOLL_PIN. Setting FOLL_PIN is now required for
> code that requires tracking of pinned pages.
> 
> Also, release the pages via put_user_page*().
> 
> Also, rename "pages" to "pinned_pages", as this makes for
> easier reading of process_vm_rw_single_vec().
> 
> Reviewed-by: Jérôme Glisse <jglisse at redhat.com>
> Reviewed-by: Ira Weiny <ira.weiny at intel.com>
> Signed-off-by: John Hubbard <jhubbard at nvidia.com>
> ---
>  mm/process_vm_access.c | 28 +++++++++++++++-------------
>  1 file changed, 15 insertions(+), 13 deletions(-)

The patch looks good to me. You can add:

Reviewed-by: Jan Kara <jack at suse.cz>

								Honza

-- 
Jan Kara <jack at suse.com>
SUSE Labs, CR


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