diff options
| author | Xianting Tian | 2022-04-28 23:16:04 -0700 |
|---|---|---|
| committer | akpm | 2022-04-28 23:16:04 -0700 |
| commit | c310e06cc4e44b4ec4bc02f0494a7f55cc36c1be (patch) | |
| tree | a70df7e45bdc856eadfae9755e5fb07d3887d47e /fs/proc/task_mmu.c | |
| parent | b2cb6826b6df2bdf91ae4406fd2ef97da7a9cd35 (diff) | |
fs/proc/task_mmu.c: remove redundant page validation of pte_page
pte_page() always returns a valid page, so remove the redundant page
validation, as we did in many other places.
Link: https://lkml.kernel.org/r/20220316025947.328276-1-xianting.tian@linux.alibaba.com
Signed-off-by: Xianting Tian <xianting.tian@linux.alibaba.com>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Cc: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Yang Shi <shy828301@gmail.com>
Cc: Sasha Levin <sashal@kernel.org>
Cc: Miaohe Lin <linmiaohe@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'fs/proc/task_mmu.c')
| -rw-r--r-- | fs/proc/task_mmu.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c index f46060eb91b5..a843d13e2e1a 100644 --- a/fs/proc/task_mmu.c +++ b/fs/proc/task_mmu.c @@ -1873,8 +1873,6 @@ static int gather_hugetlb_stats(pte_t *pte, unsigned long hmask, return 0; page = pte_page(huge_pte); - if (!page) - return 0; md = walk->private; gather_stats(page, md, pte_dirty(huge_pte), 1); |