Re: [PATCH 5.10.y] mm: fix apply_to_existing_page_range()

[Sasha Levin <sashal@kernel.org>]

[ Sasha's backport helper bot ]

Hi,

Summary of potential issues:
⚠️ Found matching upstream commit but patch is missing proper reference to it

Found matching upstream commit: a995199384347261bb3f21b2e171fa7f988bd2f8

Status in newer kernel trees:
6.14.y | Not found
6.12.y | Not found
6.6.y | Not found
6.1.y | Not found
5.15.y | Not found

Note: The patch differs from the upstream commit:
---
1:  a995199384347 ! 1:  d0b307ae91f07 mm: fix apply_to_existing_page_range()
    @@ Commit message
         Cc: Vlastimil Babka <vbabka@suse.cz>
         Cc: <stable@vger.kernel.org>
         Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
    +    (cherry picked from commit a995199384347261bb3f21b2e171fa7f988bd2f8)
    +    Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
     
      ## mm/memory.c ##
     @@ mm/memory.c: static int apply_to_pte_range(struct mm_struct *mm, pmd_t *pmd,
      	if (fn) {
      		do {
    - 			if (create || !pte_none(ptep_get(pte))) {
    + 			if (create || !pte_none(*pte)) {
     -				err = fn(pte++, addr, data);
     +				err = fn(pte, addr, data);
      				if (err)
---

Results of testing on various branches:

| Branch                    | Patch Apply | Build Test |
|---------------------------|-------------|------------|
| stable/linux-5.10.y       |  Success    |  Success   |