On Sat, Jan 16, 2021 at 2:57 PM Miaohe Lin <linmiaohe@xxxxxxxxxx> wrote:
>
> The variable avoid_reserve is meaningless because we never changed its
> value and just passed it to alloc_huge_page(). So remove it to make code
> more clear that in hugetlbfs_fallocate, we never avoid reserve when alloc
> hugepage yet.
>
> Signed-off-by: Miaohe Lin <linmiaohe@xxxxxxxxxx>
Acked-by: Souptick Joarder <jrdr.linux@xxxxxxxxx>
> ---
> fs/hugetlbfs/inode.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c
> index 88751e35e69d..23ad6ed8b75f 100644
> --- a/fs/hugetlbfs/inode.c
> +++ b/fs/hugetlbfs/inode.c
> @@ -680,7 +680,6 @@ static long hugetlbfs_fallocate(struct file *file, int mode, loff_t offset,
> */
> struct page *page;
> unsigned long addr;
> - int avoid_reserve = 0;
>
> cond_resched();
>
> @@ -717,7 +716,7 @@ static long hugetlbfs_fallocate(struct file *file, int mode, loff_t offset,
> }
>
> /* Allocate page and add to page cache */
> - page = alloc_huge_page(&pseudo_vma, addr, avoid_reserve);
> + page = alloc_huge_page(&pseudo_vma, addr, 0);
> hugetlb_drop_vma_policy(&pseudo_vma);
> if (IS_ERR(page)) {
> mutex_unlock(&hugetlb_fault_mutex_table[hash]);
> --
> 2.19.1
>
>
