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[209.85.220.65]) by mx.google.com with SMTPS id m39sor61004792plg.49.2019.07.25.11.43.55 for (Google Transport Security); Thu, 25 Jul 2019 11:43:56 -0700 (PDT) Received-SPF: pass (google.com: domain of lpf.vector@gmail.com designates 209.85.220.65 as permitted sender) client-ip=209.85.220.65; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=ebzZdKnq; spf=pass (google.com: domain of lpf.vector@gmail.com designates 209.85.220.65 as permitted sender) smtp.mailfrom=lpf.vector@gmail.com; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=AtweZa/Z6F63u6BGDtxfZL6SRwzo4lD4iM0Os9b2INA=; b=ebzZdKnqccWwtZwsMRzf5dLs66cvT47cvTOupG9sQ1axgMouSlzYHllw4szdTYKBLZ g1ZdTZFw13XszJ8qE73aGeFFYM9pYIQp0NuxgO9EsQRc3FzxGTfLaEsE4okN2DEJ/qPp EkDOEF4pFgN3/5zsqMjEbEEPGEC0m2PX8a34iW8qlMgG7H6agaEA6RhAZCNH6g1bykps spfRDwLfZ+HmDgav54rp1H6iQtsTLsasHxY8gAzelL0nEZVqJKai88jeAcPoipuzNpSX RkKnjcl/A8ILOT+tgjQRkDU3dMJP35QLW0U6+NNwyOEHJZIyo9bIhlH2buli4LdQrTMI 9IXA== X-Google-Smtp-Source: APXvYqzc9P14nGXtvX/LEuC0l4T+N/irxzGOcvtRr7MZQhPIkaH8tJw5GEjVuz0DSjvlv5/7QxHJ7g== X-Received: by 2002:a17:902:8a87:: with SMTP id p7mr91805919plo.124.1564080235858; Thu, 25 Jul 2019 11:43:55 -0700 (PDT) Received: from localhost.localdomain.localdomain ([2408:823c:c11:624:b8c3:8577:bf2f:3]) by smtp.gmail.com with ESMTPSA id w3sm43818257pgl.31.2019.07.25.11.43.47 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Thu, 25 Jul 2019 11:43:55 -0700 (PDT) From: Pengfei Li To: akpm@linux-foundation.org Cc: mgorman@techsingularity.net, mhocko@suse.com, vbabka@suse.cz, cai@lca.pw, aryabinin@virtuozzo.com, osalvador@suse.de, rostedt@goodmis.org, mingo@redhat.com, pavel.tatashin@microsoft.com, rppt@linux.ibm.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Pengfei Li Subject: [PATCH 03/10] mm/page_alloc: use unsigned int for "order" in should_compact_retry() Date: Fri, 26 Jul 2019 02:42:46 +0800 Message-Id: <20190725184253.21160-4-lpf.vector@gmail.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190725184253.21160-1-lpf.vector@gmail.com> References: <20190725184253.21160-1-lpf.vector@gmail.com> MIME-Version: 1.0 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: X-Virus-Scanned: ClamAV using ClamSMTP Because "order" will never be negative in should_compact_retry(), so just make "order" unsigned int. Signed-off-by: Pengfei Li --- mm/page_alloc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 1432cbcd87cd..7d47af09461f 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -839,7 +839,7 @@ static inline struct capture_control *task_capc(struct zone *zone) static inline bool compaction_capture(struct capture_control *capc, struct page *page, - int order, int migratetype) + unsigned int order, int migratetype) { if (!capc || order != capc->cc->order) return false; @@ -870,7 +870,7 @@ static inline struct capture_control *task_capc(struct zone *zone) static inline bool compaction_capture(struct capture_control *capc, struct page *page, - int order, int migratetype) + unsigned int order, int migratetype) { return false; }