From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 32ADBC25B74 for ; Sat, 18 May 2024 07:52:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=1NCP6DosLDOWmkGp2pZFRz2bSdUlUxnwrHmWcsV/2tc=; b=2d885oJGUuekXD VtgvodY2G4/2Cxr8RG+brdiPZ/xq8JLqQE19AlgnKs87HChJnLbSgYmKK94+x5roy6G3Fh1/zKkqR toa3vfCaLCcAIyBRO5C/T/ME03X2NGPGY2GxCYdXPHhrblZjmb73POX3T9c4Y9kPEHJSOOCVT95kq Xt2iJyudZPFH0qhi7GCKZD45wO5Ug6ll6oiskTgGdaU3xAX/Z6RquqcrHTO627yk8BmEdCUQQMHgy Qj6edNuyLW8SKKhwUzx698msE5vG7VpmkIeCNtfrienLEXySRfL/sVtf0FF8vp1MvtBZbeUlz9scc KpJQVAJfNBuT6pZK6Y4w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1s8ErE-00000009ixE-1WQ3; Sat, 18 May 2024 07:51:56 +0000 Received: from out0-205.mail.aliyun.com ([140.205.0.205]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1s8Er9-00000009isx-1hON for linux-riscv@lists.infradead.org; Sat, 18 May 2024 07:51:54 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=antgroup.com; s=default; t=1716018702; h=From:To:Subject:Date:Message-Id:MIME-Version; bh=MvaQlNmLKjB1JJG125kcLMl74RVFk5etnjUBr5sySWs=; b=knkBhkh+cAp/OM9pDWGTF1FPlDyn0B21FyT/fgi/PH4u6FTjM650g3I98SwY6cBbW0tCGKhd/GdkyTOmnHr7YinVx6wRik8q+Mq4HhEjyctPNzGeo5ENLYJKMsO2ZSaCFQG5pBR/mDwk5jDmE2oppZMrZUQqtUYgG3xDca151gE= X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R771e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=ay29a033018047203;MF=libang.li@antgroup.com;NM=1;PH=DS;RN=16;SR=0;TI=SMTPD_---.XgA9uMj_1716018698; Received: from localhost(mailfrom:libang.li@antgroup.com fp:SMTPD_---.XgA9uMj_1716018698) by smtp.aliyun-inc.com; Sat, 18 May 2024 15:51:39 +0800 From: "Bang Li" To: akpm@linux-foundation.org, chenhuacai@kernel.org, tsbogend@alpha.franken.de, paul.walmsley@sifive.com, palmer@dabbelt.com, chris@zankel.net, jcmvbkbc@gmail.com Cc: , , , , , , , , "Bang Li" Subject: [PATCH v3 3/3] mm: Use update_mmu_tlb_range() to simplify code Date: Sat, 18 May 2024 15:49:14 +0800 Message-Id: <20240518074914.52170-4-libang.li@antgroup.com> X-Mailer: git-send-email 2.19.1.6.gb485710b In-Reply-To: <20240518074914.52170-1-libang.li@antgroup.com> References: <20240518074914.52170-1-libang.li@antgroup.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240518_005151_622404_0E27BF7A X-CRM114-Status: UNSURE ( 8.51 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Let us simplify the code by update_mmu_tlb_range(). Signed-off-by: Bang Li --- mm/memory.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/mm/memory.c b/mm/memory.c index eea6e4984eae..2d53e29cf76e 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -4421,7 +4421,6 @@ static vm_fault_t do_anonymous_page(struct vm_fault *vmf) vm_fault_t ret = 0; int nr_pages = 1; pte_t entry; - int i; /* File mapping without ->vm_ops ? */ if (vma->vm_flags & VM_SHARED) @@ -4491,8 +4490,7 @@ static vm_fault_t do_anonymous_page(struct vm_fault *vmf) update_mmu_tlb(vma, addr, vmf->pte); goto release; } else if (nr_pages > 1 && !pte_range_none(vmf->pte, nr_pages)) { - for (i = 0; i < nr_pages; i++) - update_mmu_tlb(vma, addr + PAGE_SIZE * i, vmf->pte + i); + update_mmu_tlb_range(vma, addr, vmf->pte, nr_pages); goto release; } -- 2.19.1.6.gb485710b _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv