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 X-Spam-Level: X-Spam-Status: No, score=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0D20EC04EB8 for ; Wed, 5 Dec 2018 00:54:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C93D02082B for ; Wed, 5 Dec 2018 00:54:41 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C93D02082B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=zte.com.cn Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726619AbeLEAyk (ORCPT ); Tue, 4 Dec 2018 19:54:40 -0500 Received: from out1.zte.com.cn ([202.103.147.172]:56482 "EHLO mxct.zte.com.cn" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725905AbeLEAyk (ORCPT ); Tue, 4 Dec 2018 19:54:40 -0500 Received: from mse01.zte.com.cn (unknown [10.30.3.20]) by Forcepoint Email with ESMTPS id 70BF2FA57192F284CD9B; Wed, 5 Dec 2018 08:54:37 +0800 (CST) Received: from notes_smtp.zte.com.cn ([10.30.1.239]) by mse01.zte.com.cn with ESMTP id wB50sVtn050945; Wed, 5 Dec 2018 08:54:31 +0800 (GMT-8) (envelope-from peng.hao2@zte.com.cn) Received: from localhost.localdomain.localdomain ([10.74.120.59]) by szsmtp06.zte.com.cn (Lotus Domino Release 8.5.3FP6) with ESMTP id 2018120508544998-14779780 ; Wed, 5 Dec 2018 08:54:49 +0800 From: Peng Hao To: christoffer.dall@arm.com, marc.zyngier@arm.com Cc: linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, linux-kernel@vger.kernel.org, Peng Hao Subject: [PATCH] kvm/arm: return 0 when the number of objects is not less than min Date: Wed, 5 Dec 2018 09:15:51 +0800 Message-Id: <1543972551-60951-1-git-send-email-peng.hao2@zte.com.cn> X-Mailer: git-send-email 1.8.3.1 X-MIMETrack: Itemize by SMTP Server on SZSMTP06/server/zte_ltd(Release 8.5.3FP6|November 21, 2013) at 2018-12-05 08:54:50, Serialize by Router on notes_smtp/zte_ltd(Release 9.0.1FP7|August 17, 2016) at 2018-12-05 08:54:23, Serialize complete at 2018-12-05 08:54:23 X-MAIL: mse01.zte.com.cn wB50sVtn050945 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Return 0 when there is enough kvm_mmu_memory_cache object. Signed-off-by: Peng Hao --- virt/kvm/arm/mmu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/virt/kvm/arm/mmu.c b/virt/kvm/arm/mmu.c index ed162a6..fcda0ce 100644 --- a/virt/kvm/arm/mmu.c +++ b/virt/kvm/arm/mmu.c @@ -127,7 +127,7 @@ static int mmu_topup_memory_cache(struct kvm_mmu_memory_cache *cache, while (cache->nobjs < max) { page = (void *)__get_free_page(PGALLOC_GFP); if (!page) - return -ENOMEM; + return cache->nobjs >= min ? 0 : -ENOMEM; cache->objects[cache->nobjs++] = page; } return 0; -- 1.8.3.1