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X-OriginatorOrg: arm.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 11 Jun 2025 13:26:09.8096 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 257299fa-e2f9-4d95-f43a-08dda8eb8767 X-MS-Exchange-CrossTenant-Id: f34e5979-57d9-4aaa-ad4d-b122a662184d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=f34e5979-57d9-4aaa-ad4d-b122a662184d;Ip=[4.158.2.129];Helo=[outbound-uk1.az.dlp.m.darktrace.com] X-MS-Exchange-CrossTenant-AuthSource: AM4PEPF00025F96.EURPRD83.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PAVPR08MB9257 X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: 627B0180009 X-Stat-Signature: cqm1jcgy5ptjmzhbfti4kmx11x65gcz1 X-Rspam-User: X-HE-Tag: 1749648376-211003 X-HE-Meta: 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 932h+IPb 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 11/06/25 6:53 pm, David Hildenbrand wrote: > On 10.06.25 05:50, Dev Jain wrote: >> Avoid confusion between pte_t* and pte_t data types by suffixing pointer >> type variables with p. No functional change. >> >> Reviewed-by: Barry Song >> Reviewed-by: Anshuman Khandual >> Reviewed-by: Lorenzo Stoakes >> Signed-off-by: Dev Jain >> --- >>   mm/mremap.c | 31 ++++++++++++++++--------------- >>   1 file changed, 16 insertions(+), 15 deletions(-) >> >> diff --git a/mm/mremap.c b/mm/mremap.c >> index 60f6b8d0d5f0..180b12225368 100644 >> --- a/mm/mremap.c >> +++ b/mm/mremap.c >> @@ -176,7 +176,8 @@ static int move_ptes(struct >> pagetable_move_control *pmc, >>       struct vm_area_struct *vma = pmc->old; >>       bool need_clear_uffd_wp = vma_has_uffd_without_event_remap(vma); >>       struct mm_struct *mm = vma->vm_mm; >> -    pte_t *old_pte, *new_pte, pte; >> +    pte_t *old_ptep, *new_ptep; >> +    pte_t pte; > > Could have left that on the same line ... AFAIR Lorenzo had insisted on moving that to a new line. > >>       pmd_t dummy_pmdval; >>       spinlock_t *old_ptl, *new_ptl; >>       bool force_flush = false; >> @@ -211,8 +212,8 @@ static int move_ptes(struct >> pagetable_move_control *pmc, >>        * We don't have to worry about the ordering of src and dst >>        * pte locks because exclusive mmap_lock prevents deadlock. >>        */ >> -    old_pte = pte_offset_map_lock(mm, old_pmd, old_addr, &old_ptl); >> -    if (!old_pte) { >> +    old_ptep = pte_offset_map_lock(mm, old_pmd, old_addr, &old_ptl); >> +    if (!old_ptep) { >>           err = -EAGAIN; > > One of those things that's completely inconsistent all over the place. > > But yeah, I agree that ptep is much better for a PTE pointer. > > Acked-by: David Hildenbrand >