[PATCH 0/2] mm/uffd: Fix vma check

From: Peter Xu
Date: Mon Oct 24 2022 - 18:06:33 EST


I just got time to have a closer look on the uffd-wp triggering of the
warning here:

https://lore.kernel.org/all/YzeR+R6b4bwBlBHh@x1n/T/#u

It turns out to be a wrong check on vma, and with the fix attached we
should be able to remove the ugly macro checks. Sorry for the bothersome.

Please have a look, thanks.

Peter Xu (2):
mm/uffd: Fix vma check on userfault for wp
Revert "mm/uffd: fix warning without PTE_MARKER_UFFD_WP compiled in"

include/linux/userfaultfd_k.h | 6 +++---
mm/hugetlb.c | 4 ----
mm/memory.c | 2 --
mm/mprotect.c | 2 --
4 files changed, 3 insertions(+), 11 deletions(-)

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2.37.3