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=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, 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 4CA7EC2D0C6 for ; Mon, 9 Dec 2019 22:54:25 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 2E4AF2071E for ; Mon, 9 Dec 2019 22:54:25 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2E4AF2071E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=nvidia.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 513206E5BE; Mon, 9 Dec 2019 22:54:15 +0000 (UTC) Received: from hqnvemgate24.nvidia.com (hqnvemgate24.nvidia.com [216.228.121.143]) by gabe.freedesktop.org (Postfix) with ESMTPS id 17C826E5A9 for ; Mon, 9 Dec 2019 22:54:05 +0000 (UTC) Received: from hqpgpgate101.nvidia.com (Not Verified[216.228.121.13]) by hqnvemgate24.nvidia.com (using TLS: TLSv1.2, DES-CBC3-SHA) id ; Mon, 09 Dec 2019 14:53:44 -0800 Received: from hqmail.nvidia.com ([172.20.161.6]) by hqpgpgate101.nvidia.com (PGP Universal service); Mon, 09 Dec 2019 14:54:04 -0800 X-PGP-Universal: processed; by hqpgpgate101.nvidia.com on Mon, 09 Dec 2019 14:54:04 -0800 Received: from HQMAIL109.nvidia.com (172.20.187.15) by HQMAIL111.nvidia.com (172.20.187.18) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Mon, 9 Dec 2019 22:54:04 +0000 Received: from rnnvemgw01.nvidia.com (10.128.109.123) by HQMAIL109.nvidia.com (172.20.187.15) with Microsoft SMTP Server (TLS) id 15.0.1473.3 via Frontend Transport; Mon, 9 Dec 2019 22:54:02 +0000 Received: from blueforge.nvidia.com (Not Verified[10.110.48.28]) by rnnvemgw01.nvidia.com with Trustwave SEG (v7, 5, 8, 10121) id ; Mon, 09 Dec 2019 14:54:02 -0800 From: John Hubbard To: Andrew Morton Subject: [PATCH v8 15/26] fs/io_uring: set FOLL_PIN via pin_user_pages() Date: Mon, 9 Dec 2019 14:53:33 -0800 Message-ID: <20191209225344.99740-16-jhubbard@nvidia.com> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191209225344.99740-1-jhubbard@nvidia.com> References: <20191209225344.99740-1-jhubbard@nvidia.com> MIME-Version: 1.0 X-NVConfidentiality: public X-Mailman-Original-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nvidia.com; s=n1; t=1575932024; bh=XZAOBQ7h8B5KuSGqfEguVKa+axV7H4s2lXE+fnR+eEc=; h=X-PGP-Universal:From:To:CC:Subject:Date:Message-ID:X-Mailer: In-Reply-To:References:MIME-Version:X-NVConfidentiality: Content-Transfer-Encoding:Content-Type; b=ZstvwMy5//7eRqfCaIeF7d/lBq6H9RWFaWzNtmXVockpAcP7ymJE14CHUmHA6oJeZ zxi42siTha5YKR1YTh4f/uEDOdM868evF01gaJbyn+YsiG2zS3kwQ58X+owbPzvJl5 BrwkzLr4gIL5aq7kj6va0Tgfshdm72XKQMcVJPs/27eAUeWNA1e/Bwno/AJp1DOM82 tsOnpv/+R2rJ7VOQouW1phVgR7hnMGs6sbfAhL2lp89b5X2doTf9I21eRd9mQOazmz KPOBixPI58rBrscv1dzyyA6InPKTOrpmpZUje4q/TU5YALAn5q4f8FB68oM6c016uT OKBhr7Okk1xww== X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Michal Hocko , Jan Kara , kvm@vger.kernel.org, linux-doc@vger.kernel.org, David Airlie , Dave Chinner , dri-devel@lists.freedesktop.org, LKML , linux-mm@kvack.org, Paul Mackerras , linux-kselftest@vger.kernel.org, Ira Weiny , Jonathan Corbet , linux-rdma@vger.kernel.org, Michael Ellerman , Christoph Hellwig , Jason Gunthorpe , Vlastimil Babka , =?UTF-8?q?Bj=C3=B6rn=20T=C3=B6pel?= , linux-media@vger.kernel.org, Shuah Khan , John Hubbard , linux-block@vger.kernel.org, =?UTF-8?q?J=C3=A9r=C3=B4me=20Glisse?= , Al Viro , Dan Williams , Mauro Carvalho Chehab , Magnus Karlsson , Jens Axboe , netdev@vger.kernel.org, Alex Williamson , linux-fsdevel@vger.kernel.org, bpf@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, "David S . Miller" , Mike Kravetz Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Q29udmVydCBmcy9pb191cmluZyB0byB1c2UgdGhlIG5ldyBwaW5fdXNlcl9wYWdlcygpIGNhbGws IHdoaWNoIHNldHMKRk9MTF9QSU4uIFNldHRpbmcgRk9MTF9QSU4gaXMgbm93IHJlcXVpcmVkIGZv ciBjb2RlIHRoYXQgcmVxdWlyZXMKdHJhY2tpbmcgb2YgcGlubmVkIHBhZ2VzLCBhbmQgdGhlcmVm b3JlIGZvciBhbnkgY29kZSB0aGF0IGNhbGxzCnB1dF91c2VyX3BhZ2UoKS4KCkluIHBhcnRpYWwg YW50aWNpcGF0aW9uIG9mIHRoaXMgd29yaywgdGhlIGlvX3VyaW5nIGNvZGUgd2FzIGFscmVhZHkK Y2FsbGluZyBwdXRfdXNlcl9wYWdlKCkgaW5zdGVhZCBvZiBwdXRfcGFnZSgpLiBUaGVyZWZvcmUs IGluIG9yZGVyIHRvCmNvbnZlcnQgZnJvbSB0aGUgZ2V0X3VzZXJfcGFnZXMoKS9wdXRfcGFnZSgp IG1vZGVsLCB0byB0aGUKcGluX3VzZXJfcGFnZXMoKS9wdXRfdXNlcl9wYWdlKCkgbW9kZWwsIHRo ZSBvbmx5IGNoYW5nZSByZXF1aXJlZApoZXJlIGlzIHRvIGNoYW5nZSBnZXRfdXNlcl9wYWdlcygp IHRvIHBpbl91c2VyX3BhZ2VzKCkuCgpSZXZpZXdlZC1ieTogSmVucyBBeGJvZSA8YXhib2VAa2Vy bmVsLmRrPgpSZXZpZXdlZC1ieTogSmFuIEthcmEgPGphY2tAc3VzZS5jej4KU2lnbmVkLW9mZi1i eTogSm9obiBIdWJiYXJkIDxqaHViYmFyZEBudmlkaWEuY29tPgotLS0KIGZzL2lvX3VyaW5nLmMg fCAyICstCiAxIGZpbGUgY2hhbmdlZCwgMSBpbnNlcnRpb24oKyksIDEgZGVsZXRpb24oLSkKCmRp ZmYgLS1naXQgYS9mcy9pb191cmluZy5jIGIvZnMvaW9fdXJpbmcuYwppbmRleCA0MDViZTEwZGE3 M2QuLjk2MzllYmMyMWU4YSAxMDA2NDQKLS0tIGEvZnMvaW9fdXJpbmcuYworKysgYi9mcy9pb191 cmluZy5jCkBAIC00NTIxLDcgKzQ1MjEsNyBAQCBzdGF0aWMgaW50IGlvX3NxZV9idWZmZXJfcmVn aXN0ZXIoc3RydWN0IGlvX3JpbmdfY3R4ICpjdHgsIHZvaWQgX191c2VyICphcmcsCiAKIAkJcmV0 ID0gMDsKIAkJZG93bl9yZWFkKCZjdXJyZW50LT5tbS0+bW1hcF9zZW0pOwotCQlwcmV0ID0gZ2V0 X3VzZXJfcGFnZXModWJ1ZiwgbnJfcGFnZXMsCisJCXByZXQgPSBwaW5fdXNlcl9wYWdlcyh1YnVm LCBucl9wYWdlcywKIAkJCQkgICAgICBGT0xMX1dSSVRFIHwgRk9MTF9MT05HVEVSTSwKIAkJCQkg ICAgICBwYWdlcywgdm1hcyk7CiAJCWlmIChwcmV0ID09IG5yX3BhZ2VzKSB7Ci0tIAoyLjI0LjAK Cl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmRyaS1kZXZl bCBtYWlsaW5nIGxpc3QKZHJpLWRldmVsQGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xp c3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2RyaS1kZXZlbA==