From: Wei Yang <richard.weiyang@linux.alibaba.com>
To: akpm@linux-foundation.org, kirill.shutemov@linux.intel.com,
yang.shi@linux.alibaba.com, vbabka@suse.cz, willy@infradead.org,
thomas_os@shipmail.org, thellstrom@vmware.com,
anshuman.khandual@arm.com, sean.j.christopherson@intel.com,
aneesh.kumar@linux.ibm.com, peterx@redhat.com, walken@google.com
Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org,
digetx@gmail.com, Wei Yang <richard.weiyang@linux.alibaba.com>
Subject: [RESEND Patch v2 1/4] mm/mremap: format the check in move_normal_pmd() same as move_huge_pmd()
Date: Fri, 26 Jun 2020 21:52:13 +0800 [thread overview]
Message-ID: <20200626135216.24314-2-richard.weiyang@linux.alibaba.com> (raw)
In-Reply-To: <20200626135216.24314-1-richard.weiyang@linux.alibaba.com>
No functional change, just improve the readability and prepare for
following cleanup.
Signed-off-by: Wei Yang <richard.weiyang@linux.alibaba.com>
Tested-by: Dmitry Osipenko <digetx@gmail.com>
---
mm/mremap.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/mm/mremap.c b/mm/mremap.c
index 5dd572d57ca9..97bf9a2a8bd5 100644
--- a/mm/mremap.c
+++ b/mm/mremap.c
@@ -200,8 +200,9 @@ static bool move_normal_pmd(struct vm_area_struct *vma, unsigned long old_addr,
struct mm_struct *mm = vma->vm_mm;
pmd_t pmd;
- if ((old_addr & ~PMD_MASK) || (new_addr & ~PMD_MASK)
- || old_end - old_addr < PMD_SIZE)
+ if ((old_addr & ~PMD_MASK) ||
+ (new_addr & ~PMD_MASK) ||
+ old_end - old_addr < PMD_SIZE)
return false;
/*
--
2.20.1 (Apple Git-117)
next prev parent reply other threads:[~2020-06-26 13:52 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-26 13:52 [RESEND Patch v2 0/4] mm/mremap: cleanup move_page_tables() a little Wei Yang
2020-06-26 13:52 ` Wei Yang [this message]
2020-07-06 10:06 ` [RESEND Patch v2 1/4] mm/mremap: format the check in move_normal_pmd() same as move_huge_pmd() Kirill A. Shutemov
2020-06-26 13:52 ` [RESEND Patch v2 2/4] mm/mremap: it is sure to have enough space when extent meets requirement Wei Yang
2020-06-26 13:52 ` [RESEND Patch v2 3/4] mm/mremap: calculate extent in one place Wei Yang
2020-07-06 10:07 ` Kirill A. Shutemov
2020-07-07 1:38 ` Wei Yang
2020-07-07 10:47 ` Kirill A. Shutemov
2020-07-07 12:53 ` Wei Yang
2020-06-26 13:52 ` [RESEND Patch v2 4/4] mm/mremap: start addresses are properly aligned Wei Yang
2020-07-06 10:08 ` [RESEND Patch v2 0/4] mm/mremap: cleanup move_page_tables() a little Kirill A. Shutemov
2020-07-06 22:06 ` Wei Yang
2020-07-06 23:04 ` Andrew Morton
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