diff options
| author | Miaohe Lin <linmiaohe@huawei.com> | 2022-06-25 17:28:12 +0800 |
|---|---|---|
| committer | akpm <akpm@linux-foundation.org> | 2022-07-03 18:08:51 -0700 |
| commit | 36ee2c784af0dcfa9bb442f7fa68c842d48371fc (patch) | |
| tree | 2a0ca83c7e7cb9231e57264aeceb7bab57539d6b /mm/khugepaged.c | |
| parent | 4d928e20fd5b9fd97e1e631500386ef12a2858d7 (diff) | |
mm/khugepaged: trivial typo and codestyle cleanup
Fix some typos and tweak the code to meet codestyle. No functional change
intended.
Link: https://lkml.kernel.org/r/20220625092816.4856-4-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 | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/mm/khugepaged.c b/mm/khugepaged.c index 16e98395f362..e237c5ec59bb 100644 --- a/mm/khugepaged.c +++ b/mm/khugepaged.c @@ -260,7 +260,7 @@ static ssize_t khugepaged_max_ptes_none_store(struct kobject *kobj, unsigned long max_ptes_none; err = kstrtoul(buf, 10, &max_ptes_none); - if (err || max_ptes_none > HPAGE_PMD_NR-1) + if (err || max_ptes_none > HPAGE_PMD_NR - 1) return -EINVAL; khugepaged_max_ptes_none = max_ptes_none; @@ -286,7 +286,7 @@ static ssize_t khugepaged_max_ptes_swap_store(struct kobject *kobj, unsigned long max_ptes_swap; err = kstrtoul(buf, 10, &max_ptes_swap); - if (err || max_ptes_swap > HPAGE_PMD_NR-1) + if (err || max_ptes_swap > HPAGE_PMD_NR - 1) return -EINVAL; khugepaged_max_ptes_swap = max_ptes_swap; @@ -313,7 +313,7 @@ static ssize_t khugepaged_max_ptes_shared_store(struct kobject *kobj, unsigned long max_ptes_shared; err = kstrtoul(buf, 10, &max_ptes_shared); - if (err || max_ptes_shared > HPAGE_PMD_NR-1) + if (err || max_ptes_shared > HPAGE_PMD_NR - 1) return -EINVAL; khugepaged_max_ptes_shared = max_ptes_shared; @@ -599,7 +599,7 @@ static int __collapse_huge_page_isolate(struct vm_area_struct *vma, int none_or_zero = 0, shared = 0, result = 0, referenced = 0; bool writable = false; - for (_pte = pte; _pte < pte+HPAGE_PMD_NR; + for (_pte = pte; _pte < pte + HPAGE_PMD_NR; _pte++, address += PAGE_SIZE) { pte_t pteval = *_pte; if (pte_none(pteval) || (pte_present(pteval) && @@ -1215,7 +1215,7 @@ static int khugepaged_scan_pmd(struct mm_struct *mm, memset(khugepaged_node_load, 0, sizeof(khugepaged_node_load)); pte = pte_offset_map_lock(mm, pmd, address, &ptl); - for (_address = address, _pte = pte; _pte < pte+HPAGE_PMD_NR; + for (_address = address, _pte = pte; _pte < pte + HPAGE_PMD_NR; _pte++, _address += PAGE_SIZE) { pte_t pteval = *_pte; if (is_swap_pte(pteval)) { @@ -1305,7 +1305,7 @@ static int khugepaged_scan_pmd(struct mm_struct *mm, /* * Check if the page has any GUP (or other external) pins. * - * Here the check is racy it may see totmal_mapcount > refcount + * Here the check is racy it may see total_mapcount > refcount * in some cases. * For example, one process with one forked child process. * The parent has the PMD split due to MADV_DONTNEED, then @@ -1553,7 +1553,7 @@ static void retract_page_tables(struct address_space *mapping, pgoff_t pgoff) * mmap_write_lock(mm) as PMD-mapping is likely to be split * later. * - * Not that vma->anon_vma check is racy: it can be set up after + * Note that vma->anon_vma check is racy: it can be set up after * the check but before we took mmap_lock by the fault path. * But page lock would prevent establishing any new ptes of the * page, so we are safe. |