From: Miaohe Lin <linmiaohe@huawei.com>
To: <akpm@linux-foundation.org>, <mike.kravetz@oracle.com>
Cc: <linux-mm@kvack.org>, <linux-kernel@vger.kernel.org>,
<linmiaohe@huawei.com>
Subject: [PATCH] mm/hugetlb: Remove obsolete comment in vma_has_reserves()
Date: Thu, 4 Feb 2021 06:15:00 -0500 [thread overview]
Message-ID: <20210204111500.24111-1-linmiaohe@huawei.com> (raw)
Shared mappings are allowed to be created without reservations since
commit c37f9fb11c97 ("hugetlb: allow huge page mappings to be created
without reservations"). Remove this obsolete comment which may cause
confusing.
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
---
mm/hugetlb.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 9501ec6ad517..cf82629319ed 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -998,7 +998,6 @@ static bool vma_has_reserves(struct vm_area_struct *vma, long chg)
return false;
}
- /* Shared mappings always use reserves */
if (vma->vm_flags & VM_MAYSHARE) {
/*
* We know VM_NORESERVE is not set. Therefore, there SHOULD
--
2.19.1
next reply other threads:[~2021-02-04 11:17 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-04 11:15 Miaohe Lin [this message]
2021-02-04 21:32 ` [PATCH] mm/hugetlb: Remove obsolete comment in vma_has_reserves() Mike Kravetz
2021-02-05 3:08 ` Miaohe Lin
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