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Sun, 07 Apr 2024 14:39:01 +0800 From: Hao Ge To: akpm@linux-foundation.org, Liam.Howlett@oracle.com, vbabka@suse.cz, lstoakes@gmail.com, willy@infradead.org Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, gehao618@163.com, Hao Ge Subject: [PATCH] mm/mmap: make accountable_mapping return bool Date: Sun, 7 Apr 2024 14:38:43 +0800 Message-Id: <20240407063843.804274-1-gehao@kylinos.cn> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 1641DC0008 X-Rspam-User: X-Rspamd-Server: rspam11 X-Stat-Signature: bw5wriqrm7f1dwmf5zx8j5qgftq6fhq9 X-HE-Tag: 1712471948-154302 X-HE-Meta: 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 CoTV44YU ol0DRRvgfknOPjS0Gn2fzLB/uLD2hvDFSSoUFmQCAA0YiUZdcqodWRhK3FLQ8ws5eQ4v1q6P2dliARIh8gIw4uMxmqJ5seq2CS2IZe/WOC7OWWg4= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: accountable_mapping can return bool,so we change it Signed-off-by: Hao Ge --- mm/mmap.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/mm/mmap.c b/mm/mmap.c index ac219f1689e0..e37dd5c9ffee 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -1549,14 +1549,14 @@ bool vma_wants_writenotify(struct vm_area_struct *vma, pgprot_t vm_page_prot) * We account for memory if it's a private writeable mapping, * not hugepages and VM_NORESERVE wasn't set. */ -static inline int accountable_mapping(struct file *file, vm_flags_t vm_flags) +static inline bool accountable_mapping(struct file *file, vm_flags_t vm_flags) { /* * hugetlb has its own accounting separate from the core VM * VM_HUGETLB may not be set yet so we cannot check for that flag. */ if (file && is_file_hugepages(file)) - return 0; + return false; return (vm_flags & (VM_NORESERVE | VM_SHARED | VM_WRITE)) == VM_WRITE; } -- 2.25.1