Message ID | 20210615132456.753241-4-hch@lst.de (mailing list archive) |
---|---|
State | Not Applicable, archived |
Delegated to: | Mike Snitzer |
Headers | show
Return-Path: <SRS0=rgwX=LJ=redhat.com=dm-devel-bounces@kernel.org> 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=-13.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 BFC8CC48BDF for <dm-devel@archiver.kernel.org>; Tue, 15 Jun 2021 13:27:13 +0000 (UTC) Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [216.205.24.124]) (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 4181761468 for <dm-devel@archiver.kernel.org>; Tue, 15 Jun 2021 13:27:13 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4181761468 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=tempfail smtp.mailfrom=dm-devel-bounces@redhat.com Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-49-2uM5DSKKOl-a9HhzbeZHJA-1; Tue, 15 Jun 2021 09:27:10 -0400 X-MC-Unique: 2uM5DSKKOl-a9HhzbeZHJA-1 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 17BB5100C662; Tue, 15 Jun 2021 13:27:04 +0000 (UTC) Received: from colo-mx.corp.redhat.com (colo-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.20]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 3AFB9100238C; Tue, 15 Jun 2021 13:27:03 +0000 (UTC) Received: from lists01.pubmisc.prod.ext.phx2.redhat.com (lists01.pubmisc.prod.ext.phx2.redhat.com [10.5.19.33]) by colo-mx.corp.redhat.com (Postfix) with ESMTP id 43F511809CAD; Tue, 15 Jun 2021 13:27:00 +0000 (UTC) Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.rdu2.redhat.com [10.11.54.6]) by lists01.pubmisc.prod.ext.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id 15FDQsND004457 for <dm-devel@listman.util.phx.redhat.com>; Tue, 15 Jun 2021 09:26:55 -0400 Received: by smtp.corp.redhat.com (Postfix) id 528092136D73; Tue, 15 Jun 2021 13:26:54 +0000 (UTC) Received: from mimecast-mx02.redhat.com (mimecast01.extmail.prod.ext.rdu2.redhat.com [10.11.55.17]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 4E10F2136D79 for <dm-devel@redhat.com>; Tue, 15 Jun 2021 13:26:50 +0000 (UTC) Received: from us-smtp-1.mimecast.com (us-smtp-2.mimecast.com [205.139.110.61]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id C7291857AA4 for <dm-devel@redhat.com>; Tue, 15 Jun 2021 13:26:50 +0000 (UTC) Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-236-siveVz2JPV2aPckZ2xQx0A-1; Tue, 15 Jun 2021 09:26:48 -0400 X-MC-Unique: siveVz2JPV2aPckZ2xQx0A-1 Received: from [2001:4bb8:19b:fdce:9045:1e63:20f0:ca9] (helo=localhost) by casper.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1lt94Z-006nvL-Mz; Tue, 15 Jun 2021 13:25:50 +0000 From: Christoph Hellwig <hch@lst.de> To: Jens Axboe <axboe@kernel.dk>, Thomas Gleixner <tglx@linutronix.de> Date: Tue, 15 Jun 2021 15:24:41 +0200 Message-Id: <20210615132456.753241-4-hch@lst.de> In-Reply-To: <20210615132456.753241-1-hch@lst.de> References: <20210615132456.753241-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from <hch@infradead.org> by casper.infradead.org. See http://www.infradead.org/rpr.html X-Mimecast-Impersonation-Protect: Policy=CLT - Impersonation Protection Definition; Similar Internal Domain=false; Similar Monitored External Domain=false; Custom External Domain=false; Mimecast External Domain=false; Newly Observed Domain=false; Internal User Name=false; Custom Display Name List=false; Reply-to Address Mismatch=false; Targeted Threat Dictionary=false; Mimecast Threat Dictionary=false; Custom Threat Dictionary=false X-Scanned-By: MIMEDefang 2.78 on 10.11.54.6 X-loop: dm-devel@redhat.com Cc: linux-arch@vger.kernel.org, linux-block@vger.kernel.org, Thomas Bogendoerfer <tsbogend@alpha.franken.de>, Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>, Mike Snitzer <snitzer@redhat.com>, Geoff Levand <geoff@infradead.org>, linuxppc-dev@lists.ozlabs.org, linux-mips@vger.kernel.org, Dongsheng Yang <dongsheng.yang@easystack.cn>, linux-kernel@vger.kernel.org, "James E.J. Bottomley" <James.Bottomley@HansenPartnership.com>, dm-devel@redhat.com, Ilya Dryomov <idryomov@gmail.com>, Ira Weiny <ira.weiny@intel.com>, ceph-devel@vger.kernel.org Subject: [dm-devel] [PATCH 03/18] mm: use kmap_local_page in memzero_page X-BeenThere: dm-devel@redhat.com X-Mailman-Version: 2.1.12 Precedence: junk List-Id: device-mapper development <dm-devel.redhat.com> List-Unsubscribe: <https://listman.redhat.com/mailman/options/dm-devel>, <mailto:dm-devel-request@redhat.com?subject=unsubscribe> List-Archive: <https://listman.redhat.com/archives/dm-devel> List-Post: <mailto:dm-devel@redhat.com> List-Help: <mailto:dm-devel-request@redhat.com?subject=help> List-Subscribe: <https://listman.redhat.com/mailman/listinfo/dm-devel>, <mailto:dm-devel-request@redhat.com?subject=subscribe> Sender: dm-devel-bounces@redhat.com Errors-To: dm-devel-bounces@redhat.com X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=dm-devel-bounces@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit |
Series |
[01/18] mm: add a kunmap_local_dirty helper
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diff --git a/include/linux/highmem.h b/include/linux/highmem.h index d0497c0daf80..d3df0e2db44f 100644 --- a/include/linux/highmem.h +++ b/include/linux/highmem.h @@ -338,9 +338,9 @@ static inline void memcpy_to_page(struct page *page, size_t offset, static inline void memzero_page(struct page *page, size_t offset, size_t len) { - char *addr = kmap_atomic(page); + char *addr = kmap_local_page(page); memset(addr + offset, 0, len); - kunmap_atomic(addr); + kunmap_local_dirty(page, addr); } #endif /* _LINUX_HIGHMEM_H */