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Howlett" X-Patchwork-Id: 11965649 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=-16.5 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,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 0B23AC433FE for ; Thu, 10 Dec 2020 17:04:50 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id A3320230FC for ; Thu, 10 Dec 2020 17:04:49 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A3320230FC Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=Oracle.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 17A306B0068; Thu, 10 Dec 2020 12:04:49 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 12C7D6B006E; Thu, 10 Dec 2020 12:04:49 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 042046B0070; Thu, 10 Dec 2020 12:04:48 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0092.hostedemail.com [216.40.44.92]) by kanga.kvack.org (Postfix) with ESMTP id E3EF46B0068 for ; Thu, 10 Dec 2020 12:04:48 -0500 (EST) Received: from smtpin14.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay01.hostedemail.com (Postfix) with ESMTP id AA5C7180AD81D for ; Thu, 10 Dec 2020 17:04:48 +0000 (UTC) X-FDA: 77577997056.14.bikes65_3a16110273f9 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin14.hostedemail.com (Postfix) with ESMTP id D650D1822987B for ; Thu, 10 Dec 2020 17:04:45 +0000 (UTC) X-HE-Tag: bikes65_3a16110273f9 X-Filterd-Recvd-Size: 6185 Received: from aserp2120.oracle.com (aserp2120.oracle.com [141.146.126.78]) by imf32.hostedemail.com (Postfix) with ESMTP for ; Thu, 10 Dec 2020 17:04:44 +0000 (UTC) Received: from pps.filterd (aserp2120.oracle.com [127.0.0.1]) by aserp2120.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 0BAGnOGR044303; Thu, 10 Dec 2020 17:04:36 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=QiywBzm37PWawJQCCrvx2Qc6ncD6vLKNgVVp8bepQwk=; b=hRPjphSeo8ART5FXvvJI1aFC0CESc+6+eG0QSUvMN2BddEV6wmN0ac62WTscCCOBZSH9 4SRiUpYVY8eCSxKOLgwqoG6UivU/t5v3j2uG3uQPgeOZeR6bTA9WOUO4TAYy8l/RXCvH NI6nm+RRv8HSuvlkg+WQVoRjIW8ZibSlfux1pnHKUNzYTDn5Lz4XARIRUnNhbWkkC9Bn X60Gx/hSzkKSnFSrsZ4QJyLFKCDz8mwBvYZN1Uo221G2mX/xKX4cvvxudU2y6nz8+zd2 wRVxvnQFJ3Mctc0M3LgVVD9dy/XGMXy4hhRnY63b8BBXNJ9xCfSyPdP8cPaeh/v+T08T YA== Received: from userp3020.oracle.com (userp3020.oracle.com [156.151.31.79]) by aserp2120.oracle.com with ESMTP id 35825meh0k-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Thu, 10 Dec 2020 17:04:36 +0000 Received: from pps.filterd (userp3020.oracle.com [127.0.0.1]) by userp3020.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 0BAGwsJV080212; Thu, 10 Dec 2020 17:04:35 GMT Received: from aserv0121.oracle.com (aserv0121.oracle.com [141.146.126.235]) by userp3020.oracle.com with ESMTP id 358kywm2wb-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 10 Dec 2020 17:04:35 +0000 Received: from abhmp0009.oracle.com (abhmp0009.oracle.com [141.146.116.15]) by aserv0121.oracle.com (8.14.4/8.13.8) with ESMTP id 0BAH4YXE008882; Thu, 10 Dec 2020 17:04:34 GMT Received: from revolver.jebus.ca (/23.233.25.87) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Thu, 10 Dec 2020 09:04:34 -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 Subject: [PATCH 04/28] radix tree test suite: Add keme_cache_alloc_bulk() support Date: Thu, 10 Dec 2020 12:03:38 -0500 Message-Id: <20201210170402.3468568-5-Liam.Howlett@Oracle.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20201210170402.3468568-1-Liam.Howlett@Oracle.com> References: <20201210170402.3468568-1-Liam.Howlett@Oracle.com> MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9830 signatures=668683 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 adultscore=0 spamscore=0 mlxscore=0 malwarescore=0 suspectscore=2 mlxlogscore=999 bulkscore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2012100106 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9830 signatures=668683 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=2 adultscore=0 bulkscore=0 phishscore=0 mlxlogscore=999 clxscore=1011 priorityscore=1501 mlxscore=0 spamscore=0 lowpriorityscore=0 malwarescore=0 impostorscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2012100106 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: Signed-off-by: Liam R. Howlett --- tools/testing/radix-tree/linux.c | 51 +++++++++++++++++++++++++++ tools/testing/radix-tree/linux/slab.h | 1 + 2 files changed, 52 insertions(+) diff --git a/tools/testing/radix-tree/linux.c b/tools/testing/radix-tree/linux.c index 380bbc0a48d6f..fb19a40ebb465 100644 --- a/tools/testing/radix-tree/linux.c +++ b/tools/testing/radix-tree/linux.c @@ -99,6 +99,57 @@ void kmem_cache_free_bulk(struct kmem_cache *cachep, size_t size, void **list) for (int i = 0; i < size; i++) kmem_cache_free(cachep, list[i]); } +int kmem_cache_alloc_bulk(struct kmem_cache *cachep, gfp_t gfp, size_t size, + void **p) +{ + size_t i; + + if (kmalloc_verbose) + printk("Bulk alloc %lu\n", size); + + if (!(gfp & __GFP_DIRECT_RECLAIM) && cachep->non_kernel < size) + return 0; + + if (!(gfp & __GFP_DIRECT_RECLAIM)) + cachep->non_kernel -= size; + + pthread_mutex_lock(&cachep->lock); + if (cachep->nr_objs >= size) { + struct radix_tree_node *node = cachep->objs; + + for (i = 0; i < size; i++) { + cachep->nr_objs--; + cachep->objs = node->parent; + p[i] = cachep->objs; + } + pthread_mutex_unlock(&cachep->lock); + node->parent = NULL; + } else { + pthread_mutex_unlock(&cachep->lock); + for (i = 0; i < size; i++) { + if (cachep->align) { + posix_memalign(&p[i], cachep->align, + cachep->size * size); + } else { + p[i] = malloc(cachep->size * size); + } + if (cachep->ctor) + cachep->ctor(p[i]); + else if (gfp & __GFP_ZERO) + memset(p[i], 0, cachep->size); + } + } + + for (i = 0; i < size; i++) { + uatomic_inc(&nr_allocated); + uatomic_inc(&nr_tallocated); + if (kmalloc_verbose) + printf("Allocating %p from slab\n", p[i]); + } + + return size; +} + void *kmalloc(size_t size, gfp_t gfp) { diff --git a/tools/testing/radix-tree/linux/slab.h b/tools/testing/radix-tree/linux/slab.h index 53b79c15b3a22..ba42b8cc11d09 100644 --- a/tools/testing/radix-tree/linux/slab.h +++ b/tools/testing/radix-tree/linux/slab.h @@ -25,4 +25,5 @@ struct kmem_cache *kmem_cache_create(const char *name, unsigned int size, void (*ctor)(void *)); void kmem_cache_free_bulk(struct kmem_cache *cachep, size_t, void **); +int kmem_cache_alloc_bulk(struct kmem_cache *cachep, gfp_t, size_t, void **); #endif /* SLAB_H */