diff options
| author | Miaohe Lin <linmiaohe@huawei.com> | 2022-06-25 17:28:15 +0800 |
|---|---|---|
| committer | akpm <akpm@linux-foundation.org> | 2022-07-03 18:08:51 -0700 |
| commit | 081c32564bac58365be53b905721c9ba2300819a (patch) | |
| tree | 5f5cee3d85708f26eb89b508903a9c64f8ff5fd8 /mm/khugepaged.c | |
| parent | 6dcdc94db1d45da0e40b6947888098b9daf9eda6 (diff) | |
| download | lwn-081c32564bac58365be53b905721c9ba2300819a.tar.gz lwn-081c32564bac58365be53b905721c9ba2300819a.zip | |
mm/khugepaged: remove unneeded return value of khugepaged_add_pte_mapped_thp()
The return value of khugepaged_add_pte_mapped_thp() is always 0 and also
ignored. Remove it to clean up the code.
Link: https://lkml.kernel.org/r/20220625092816.4856-7-linmiaohe@huawei.com
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Reviewed-by: Zach O'Keefe <zokeefe@google.com>
Reviewed-by: Yang Shi <shy828301@gmail.com>
Cc: Alistair Popple <apopple@nvidia.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: David Howells <dhowells@redhat.com>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: NeilBrown <neilb@suse.de>
Cc: Peter Xu <peterx@redhat.com>
Cc: Suren Baghdasaryan <surenb@google.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/khugepaged.c')
| -rw-r--r-- | mm/khugepaged.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/mm/khugepaged.c b/mm/khugepaged.c index 6a969c0633a9..08e885f28def 100644 --- a/mm/khugepaged.c +++ b/mm/khugepaged.c @@ -1371,8 +1371,8 @@ static void collect_mm_slot(struct mm_slot *mm_slot) * Notify khugepaged that given addr of the mm is pte-mapped THP. Then * khugepaged should try to collapse the page table. */ -static int khugepaged_add_pte_mapped_thp(struct mm_struct *mm, - unsigned long addr) +static void khugepaged_add_pte_mapped_thp(struct mm_struct *mm, + unsigned long addr) { struct mm_slot *mm_slot; @@ -1383,7 +1383,6 @@ static int khugepaged_add_pte_mapped_thp(struct mm_struct *mm, if (likely(mm_slot && mm_slot->nr_pte_mapped_thp < MAX_PTE_MAPPED_THP)) mm_slot->pte_mapped_thp[mm_slot->nr_pte_mapped_thp++] = addr; spin_unlock(&khugepaged_mm_lock); - return 0; } static void collapse_and_free_pmd(struct mm_struct *mm, struct vm_area_struct *vma, |