On 20.04.21 17:00, Mike Rapoport wrote:
From: Mike Rapoport
The check in gup_pte_range() whether a page belongs to a secretmem mapping
is performed before grabbing the page reference.
To avoid potential race move the check after try_grab_compound_head().
Signed-off-by: Mike Rapoport
---
From: Mike Rapoport
The check in gup_pte_range() whether a page belongs to a secretmem mapping
is performed before grabbing the page reference.
To avoid potential race move the check after try_grab_compound_head().
Signed-off-by: Mike Rapoport
---
mm/gup.c | 8 +---
1 file changed, 5
