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mm/huge_memory: fix various coding style warnings

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Resolve coding style issues flagged by checkpatch.pl Specifically:
- Add missing blank lines after variable declarations.
- Remove unnecessary braces {} for a single statement block.

No functional changes are introduced.

Link: https://lore.kernel.org/20260903092200.88910-1-christosskarlos.kernel@gmail.com
Signed-off-by: Christos Skarlos <christosskarlos.kernel@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Barry Song <baohua@kernel.org>
Reviewed-by: Zi Yan <ziy@nvidia.com>
Reviewed-by: Lorenzo Stoakes (ARM) <ljs@kernel.org>
Cc: Baolin Wang <baolin.wang@linux.alibaba.com>
Cc: David Hildenbrand <david@kernel.org>
Cc: Dev Jain <dev.jain@arm.com>
Cc: Lance Yang <lance.yang@linux.dev>
Cc: Liam R. Howlett <liam@infradead.org>
Cc: Ryan Roberts <ryan.roberts@arm.com>
This commit is contained in:
Christos Skarlos 2026-09-03 12:22:00 +03:00 committed by Andrew Morton
parent aa4998d62b
commit 600c820b8e
1 changed files with 4 additions and 2 deletions
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6
mm/huge_memory.c
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@ -1146,6 +1146,7 @@ subsys_initcall(hugepage_init);
static int __init setup_transparent_hugepage(char *str)
{
int ret = 0;
if (!str)
goto out;
if (!strcmp(str, "always")) {
@ -1552,6 +1553,7 @@ static void set_huge_zero_folio(pgtable_t pgtable, struct mm_struct *mm,
struct folio *zero_folio)
{
pmd_t entry;
entry = folio_mk_pmd(zero_folio, vma->vm_page_prot);
entry = pmd_mkspecial(entry);
pgtable_trans_huge_deposit(mm, pmd, pgtable);
@ -2661,6 +2663,7 @@ bool move_huge_pmd(struct vm_area_struct *vma, unsigned long old_addr,
if (pmd_move_must_withdraw(new_ptl, old_ptl, vma)) {
pgtable_t pgtable;
pgtable = pgtable_trans_huge_withdraw(mm, old_pmd);
pgtable_trans_huge_deposit(mm, new_pmd, pgtable);
}
@ -3949,9 +3952,8 @@ int folio_check_splittable(struct folio *folio, unsigned int new_order,
* swapcache folio split. Only uniform split to order-0 can be used
* here.
*/
if ((split_type == SPLIT_TYPE_NON_UNIFORM || new_order) && folio_test_swapcache(folio)) {
if ((split_type == SPLIT_TYPE_NON_UNIFORM || new_order) && folio_test_swapcache(folio))
return -EINVAL;
}
if (is_huge_zero_folio(folio))
return -EINVAL;