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[23.128.96.18]) by mx.google.com with ESMTP id y11si2019128ejp.53.2020.10.22.17.39.25; Thu, 22 Oct 2020 17:40:13 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@oracle.com header.s=corp-2020-01-29 header.b=eW84goyj; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=oracle.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2899756AbgJVR0G (ORCPT + 99 others); Thu, 22 Oct 2020 13:26:06 -0400 Received: from aserp2130.oracle.com ([141.146.126.79]:45546 "EHLO aserp2130.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2503988AbgJVR0G (ORCPT ); Thu, 22 Oct 2020 13:26:06 -0400 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 09MHJ35Y052764; Thu, 22 Oct 2020 17:25:56 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=subject : to : cc : references : from : message-id : date : mime-version : in-reply-to : content-type : content-transfer-encoding; s=corp-2020-01-29; bh=eW5M8N9OjpZ2xL1Em9EOREfZ5+0xjdYsVVxq7LL6VV4=; b=eW84goyjo0/eSWC9b90kF8pTRcRxxfUOrYwpFN6xrQCu34AB60HZaVAla/WgGo1gQskx O9SvuwYQYypqKj9uPjbm7qAxIkHTcvSip6pmPOrv1qBJvfgbL88c0yVa+Oe3KYU2dJKm EYZ8c5qSRK2ExrfBOQpMA9Ee3fWBQ/HiugT5agXQ1wg2dKFOEAACS+AMVbLSvVfyRhLU NxsnGOKBlErIYn4xvPlllf4VjraIH78BP18sA2xZTbulvHA7uqqSMqTHiuPPyYz8Ne0B t5BajvEv9b8//4wzSmNn/a5/a166njgLLczEyjhfabG7NPC85YA5dYvlYuBqvAU5G023 PQ== Received: from userp3030.oracle.com (userp3030.oracle.com [156.151.31.80]) by aserp2130.oracle.com with ESMTP id 347p4b7ax9-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Thu, 22 Oct 2020 17:25:56 +0000 Received: from pps.filterd (userp3030.oracle.com [127.0.0.1]) by userp3030.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 09MHL4aY073736; Thu, 22 Oct 2020 17:25:55 GMT Received: from aserv0121.oracle.com (aserv0121.oracle.com [141.146.126.235]) by userp3030.oracle.com with ESMTP id 348aj01dr6-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 22 Oct 2020 17:25:55 +0000 Received: from abhmp0018.oracle.com (abhmp0018.oracle.com [141.146.116.24]) by aserv0121.oracle.com (8.14.4/8.13.8) with ESMTP id 09MHPrkK003513; Thu, 22 Oct 2020 17:25:54 GMT Received: from [192.168.2.112] (/50.38.35.18) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Thu, 22 Oct 2020 10:25:53 -0700 Subject: Re: [PATCH rfc 0/2] mm: cma: make cma_release() non-blocking To: Roman Gushchin Cc: Andrew Morton , Zi Yan , Joonsoo Kim , linux-kernel@vger.kernel.org, linux-mm@kvack.org, kernel-team@fb.com References: <20201016225254.3853109-1-guro@fb.com> <3f455d27-6d99-972f-b77f-b5b473b7614d@oracle.com> <20201022023352.GC300658@carbon.dhcp.thefacebook.com> <91779b4c-378d-66ee-2df0-edb270dd4d04@oracle.com> <20201022171628.GE300658@carbon.dhcp.thefacebook.com> From: Mike Kravetz Message-ID: <7ac469ef-552b-8b7a-a0a1-8bcd07f263b7@oracle.com> Date: Thu, 22 Oct 2020 10:25:52 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.11.0 MIME-Version: 1.0 In-Reply-To: <20201022171628.GE300658@carbon.dhcp.thefacebook.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9782 signatures=668682 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 adultscore=0 phishscore=0 bulkscore=0 malwarescore=0 spamscore=0 mlxlogscore=999 mlxscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2010220112 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9782 signatures=668682 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 priorityscore=1501 clxscore=1015 malwarescore=0 mlxscore=0 bulkscore=0 lowpriorityscore=0 phishscore=0 adultscore=0 mlxlogscore=999 impostorscore=0 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2010220112 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 10/22/20 10:16 AM, Roman Gushchin wrote: > As now, I want to unblock Zi Yan on his work on 1 GB THPs, so maybe > we can go with introducing cma_release_nowait(), as I suggested in > the other e-mail in this thread? Do you have any objections? No objections from me. And, I like that it could be used by the hugetlb code to make it simpler. -- Mike Kravetz