[<prev] [next>] [day] [month] [year] [list]
Message-ID: <20190731033406.185285-1-wangkefeng.wang@huawei.com>
Date: Wed, 31 Jul 2019 11:34:06 +0800
From: Kefeng Wang <wangkefeng.wang@...wei.com>
To: Andrew Morton <akpm@...ux-foundation.org>,
"Kirill A . Shutemov" <kirill.shutemov@...ux.intel.com>,
<linux-kernel@...r.kernel.org>
CC: Kefeng Wang <wangkefeng.wang@...wei.com>
Subject: [PATCH] thp: update split_huge_page_pmd() commnet
According to 78ddc5347341 ("thp: rename split_huge_page_pmd() to
split_huge_pmd()"), update releated comment.
Signed-off-by: Kefeng Wang <wangkefeng.wang@...wei.com>
---
arch/powerpc/mm/book3s64/hash_utils.c | 2 +-
include/asm-generic/pgtable.h | 5 ++---
2 files changed, 3 insertions(+), 4 deletions(-)
diff --git a/arch/powerpc/mm/book3s64/hash_utils.c b/arch/powerpc/mm/book3s64/hash_utils.c
index b8ad14bb1170..cebd1acaddac 100644
--- a/arch/powerpc/mm/book3s64/hash_utils.c
+++ b/arch/powerpc/mm/book3s64/hash_utils.c
@@ -1705,7 +1705,7 @@ void flush_hash_hugepage(unsigned long vsid, unsigned long addr,
/*
* IF we try to do a HUGE PTE update after a withdraw is done.
* we will find the below NULL. This happens when we do
- * split_huge_page_pmd
+ * split_huge_pmd
*/
if (!hpte_slot_array)
return;
diff --git a/include/asm-generic/pgtable.h b/include/asm-generic/pgtable.h
index 75d9d68a6de7..0e25f556a99b 100644
--- a/include/asm-generic/pgtable.h
+++ b/include/asm-generic/pgtable.h
@@ -1002,9 +1002,8 @@ static inline int pmd_none_or_trans_huge_or_clear_bad(pmd_t *pmd)
* need this). If THP is not enabled, the pmd can't go away under the
* code even if MADV_DONTNEED runs, but if THP is enabled we need to
* run a pmd_trans_unstable before walking the ptes after
- * split_huge_page_pmd returns (because it may have run when the pmd
- * become null, but then a page fault can map in a THP and not a
- * regular page).
+ * split_huge_pmd returns (because it may have run when the pmd become
+ * null, but then a page fault can map in a THP and not a regular page).
*/
static inline int pmd_trans_unstable(pmd_t *pmd)
{
--
2.20.1
Powered by blists - more mailing lists