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4iqAwULb45GBUDRHAURsj4vi1wZtnyAdJGwhC8T/q9BCjWd8SqDPuZ6qYuzqym2YQ6P1rZKqRZQ88NpvXpwJiGiMGGWHbHQxtwsNKa4Jezc/NOrsJls02qbq5WIJg8egguuz2BypdZsfgPa6JyOmvsF4Y3q5fooew2Dj9+sEtQbh32JcZEaw99Z8PxFU0doPY4KAZX0f5AHnjdFZbl8U0BPG2XHAGdDSMNLM9StKXAuawEc2jDnvDy+UFHE7pKKLGMHvqsFLc3aYo2WqxaDx2KjrLQb1LgROzn+WuNIM+TAlKzAI9SnsN8fmjyrOfk1Subo3/TiRfisALCpKBcGEKDT4kvF/vuauFUJBbPvtwq1cNJg+w3oc0OGJEmr1ZgByvQNr+EnNxbeyOHVeqzlAZenPhkaipwL+wgglBejDr+9lvefAwpk9Rr/daBNTQG/XaAKEXbFILytUqR8M= 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 12/16/2025 9:08 PM, Zi Yan wrote: > On 16 Dec 2025, at 6:11, Shivank Garg wrote: > >> @@ -547,7 +547,8 @@ static int __collapse_huge_page_isolate(struct vm_area_struct *vma, > > The return type could be changed too. > >> struct folio *folio = NULL; >> unsigned long addr = start_addr; >> pte_t *_pte; >> - int none_or_zero = 0, shared = 0, result = SCAN_FAIL, referenced = 0; >> + int none_or_zero = 0, shared = 0, referenced = 0; >> + enum scan_result result = SCAN_FAIL; >> >> for (_pte = pte; _pte < pte + HPAGE_PMD_NR; >> _pte++, addr += PAGE_SIZE) { >> @@ -786,7 +787,7 @@ static int __collapse_huge_page_copy(pte_t *pte, struct folio *folio, > > Ditto. > >> struct list_head *compound_pagelist) >> { >> -- > > In addition, the return types of find_pmd_or_thp_or_none(), > hugepage_vma_revalidate(), alloc_charge_folio(), and check_pmd_state() need to be changed to enum scan_result too. > Hi Zi, Thanks for the review and suggestions. I'll update the return types and send V2. Thanks, Shivank