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=-19.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, UNPARSEABLE_RELAY,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 ABA26C433DB for ; Tue, 12 Jan 2021 16:21:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6072A22ADF for ; Tue, 12 Jan 2021 16:21:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2406706AbhALQV0 (ORCPT ); Tue, 12 Jan 2021 11:21:26 -0500 Received: from aserp2130.oracle.com ([141.146.126.79]:54252 "EHLO aserp2130.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2392178AbhALQOc (ORCPT ); Tue, 12 Jan 2021 11:14:32 -0500 Received: from pps.filterd (aserp2130.oracle.com [127.0.0.1]) by aserp2130.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 10CG9cwE086533; Tue, 12 Jan 2021 16:12:57 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding; s=corp-2020-01-29; bh=IaS3VstQRyAQCrwZJPzq41vWO/VS9hU5ELixoOxktmg=; b=U2wT3qM96Ekgg7x6rVCXs+WkGQbSW5NKV7xeAl1cT5OQkwWFAamkLlmIYj5ezGwXzskw yJH3p1OY7N+uk8ZTvHCQvAVqgWbl6NmNYG3HaU3RFbYYSrKKR9V2PKL/wv6pDT84Fzpi 0bSLkKiauTvWarQoqTViewkIRAsxlSvSF981efyHk5S+kRczjjSvHrWUWpnpcKHRyS5l +DJKXAhhVbVkB1qea7aOIFNXEX3DBngLvx8U/OFzM4L1Y2XNGy/Uf+/pzP4R3U79HzvR MRhRgVzAe2jkmQZG/o3VxFm8V3ordWY764aqC90dIe+w9+hjvOMvhZo7rh6RIwZ0EU/E yA== Received: from aserp3030.oracle.com (aserp3030.oracle.com [141.146.126.71]) by aserp2130.oracle.com with ESMTP id 360kg1q4sn-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 12 Jan 2021 16:12:57 +0000 Received: from pps.filterd (aserp3030.oracle.com [127.0.0.1]) by aserp3030.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 10CGA2RS094568; Tue, 12 Jan 2021 16:12:57 GMT Received: from userv0121.oracle.com (userv0121.oracle.com [156.151.31.72]) by aserp3030.oracle.com with ESMTP id 360key11gy-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 12 Jan 2021 16:12:57 +0000 Received: from abhmp0012.oracle.com (abhmp0012.oracle.com [141.146.116.18]) by userv0121.oracle.com (8.14.4/8.13.8) with ESMTP id 10CGCsDV017363; Tue, 12 Jan 2021 16:12:54 GMT Received: from revolver.jebus.ca (/23.233.25.87) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Tue, 12 Jan 2021 08:12:53 -0800 From: "Liam R. Howlett" To: maple-tree@lists.infradead.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Cc: Andrew Morton , Song Liu , Davidlohr Bueso , "Paul E . McKenney" , Matthew Wilcox , Jerome Glisse , David Rientjes , Axel Rasmussen , Suren Baghdasaryan , Vlastimil Babka , Rik van Riel , Peter Zijlstra Subject: [PATCH v2 01/70] radix tree test suite: Enhancements for Maple Tree Date: Tue, 12 Jan 2021 11:11:31 -0500 Message-Id: <20210112161240.2024684-2-Liam.Howlett@Oracle.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20210112161240.2024684-1-Liam.Howlett@Oracle.com> References: <20210112161240.2024684-1-Liam.Howlett@Oracle.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9862 signatures=668683 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 phishscore=0 bulkscore=0 malwarescore=0 suspectscore=0 adultscore=0 spamscore=0 mlxlogscore=999 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2101120092 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9862 signatures=668683 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 malwarescore=0 suspectscore=0 clxscore=1015 impostorscore=0 spamscore=0 priorityscore=1501 mlxscore=0 phishscore=0 mlxlogscore=999 bulkscore=0 adultscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2101120092 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Signed-off-by: Liam R. Howlett Signed-off-by: Matthew Wilcox (Oracle) --- tools/testing/radix-tree/linux.c | 16 +++++++++++++++- tools/testing/radix-tree/linux/kernel.h | 1 + 2 files changed, 16 insertions(+), 1 deletion(-) diff --git a/tools/testing/radix-tree/linux.c b/tools/testing/radix-tree/linux.c index 2d9c59df60de0..93f7de81fbe87 100644 --- a/tools/testing/radix-tree/linux.c +++ b/tools/testing/radix-tree/linux.c @@ -24,15 +24,28 @@ struct kmem_cache { int nr_objs; void *objs; void (*ctor)(void *); + unsigned int non_kernel; }; +void kmem_cache_set_non_kernel(struct kmem_cache *cachep, unsigned int val) +{ + cachep->non_kernel = val; +} + +unsigned long kmem_cache_get_alloc(struct kmem_cache *cachep) +{ + return cachep->size * nr_allocated; +} void *kmem_cache_alloc(struct kmem_cache *cachep, int gfp) { void *p; - if (!(gfp & __GFP_DIRECT_RECLAIM)) + if (!(gfp & __GFP_DIRECT_RECLAIM) && !cachep->non_kernel) return NULL; + if (!(gfp & __GFP_DIRECT_RECLAIM)) + cachep->non_kernel--; + pthread_mutex_lock(&cachep->lock); if (cachep->nr_objs) { struct radix_tree_node *node = cachep->objs; @@ -116,5 +129,6 @@ kmem_cache_create(const char *name, unsigned int size, unsigned int align, ret->nr_objs = 0; ret->objs = NULL; ret->ctor = ctor; + ret->non_kernel = 0; return ret; } diff --git a/tools/testing/radix-tree/linux/kernel.h b/tools/testing/radix-tree/linux/kernel.h index 39867fd80c8fa..c5c9d05f29da9 100644 --- a/tools/testing/radix-tree/linux/kernel.h +++ b/tools/testing/radix-tree/linux/kernel.h @@ -14,6 +14,7 @@ #include "../../../include/linux/kconfig.h" #define printk printf +#define pr_err printk #define pr_info printk #define pr_debug printk #define pr_cont printk -- 2.28.0