Message ID | 20230214171330.2722188-13-dhowells@redhat.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
Return-Path: <linux-block-owner@vger.kernel.org> X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id AEC9FC64ED9 for <linux-block@archiver.kernel.org>; Tue, 14 Feb 2023 17:16:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232637AbjBNRQC (ORCPT <rfc822;linux-block@archiver.kernel.org>); Tue, 14 Feb 2023 12:16:02 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41002 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232355AbjBNRPS (ORCPT <rfc822;linux-block@vger.kernel.org>); Tue, 14 Feb 2023 12:15:18 -0500 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AB3242CFF5 for <linux-block@vger.kernel.org>; Tue, 14 Feb 2023 09:14:26 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1676394865; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=AA3SDxqAw6tV+jeEhwhhXCCPQx7iw6NiGu/cAPT0aQk=; b=fEZjCrys0ghsPFnXZ1AmSCjFOP6VHfkHq7JfLQpL2dmpdGNiIKp9yxGgP0FGbLIewQw2gT TNvz1CWoVaFN23ASL1uGNJ+wUqxiSpYvkyrj1CT2J3itwkMo1Lv0eAxfvbF57+WFtkIteo 5F2yLYmkVIYpmPPx6dYeSfnhiXSBlBg= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-515-DQOy9zFmOZSICpQlPKxSDw-1; Tue, 14 Feb 2023 12:14:20 -0500 X-MC-Unique: DQOy9zFmOZSICpQlPKxSDw-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.rdu2.redhat.com [10.11.54.4]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id EE7998027EB; Tue, 14 Feb 2023 17:14:18 +0000 (UTC) Received: from warthog.procyon.org.uk (unknown [10.33.36.24]) by smtp.corp.redhat.com (Postfix) with ESMTP id 179BC2026D4B; Tue, 14 Feb 2023 17:14:16 +0000 (UTC) From: David Howells <dhowells@redhat.com> To: Jens Axboe <axboe@kernel.dk>, Al Viro <viro@zeniv.linux.org.uk>, Christoph Hellwig <hch@infradead.org> Cc: David Howells <dhowells@redhat.com>, Matthew Wilcox <willy@infradead.org>, Jan Kara <jack@suse.cz>, Jeff Layton <jlayton@kernel.org>, David Hildenbrand <david@redhat.com>, Jason Gunthorpe <jgg@nvidia.com>, Logan Gunthorpe <logang@deltatee.com>, Hillf Danton <hdanton@sina.com>, linux-fsdevel@vger.kernel.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, John Hubbard <jhubbard@nvidia.com> Subject: [PATCH v14 12/17] iomap: Don't get an reference on ZERO_PAGE for direct I/O block zeroing Date: Tue, 14 Feb 2023 17:13:25 +0000 Message-Id: <20230214171330.2722188-13-dhowells@redhat.com> In-Reply-To: <20230214171330.2722188-1-dhowells@redhat.com> References: <20230214171330.2722188-1-dhowells@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.1 on 10.11.54.4 Precedence: bulk List-ID: <linux-block.vger.kernel.org> X-Mailing-List: linux-block@vger.kernel.org |
Series |
iov_iter: Improve page extraction (pin or just list)
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expand
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diff --git a/fs/iomap/direct-io.c b/fs/iomap/direct-io.c index 9804714b1751..47db4ead1e74 100644 --- a/fs/iomap/direct-io.c +++ b/fs/iomap/direct-io.c @@ -202,7 +202,7 @@ static void iomap_dio_zero(const struct iomap_iter *iter, struct iomap_dio *dio, bio->bi_private = dio; bio->bi_end_io = iomap_dio_bio_end_io; - get_page(page); + bio_set_flag(bio, BIO_NO_PAGE_REF); __bio_add_page(bio, page, len, 0); iomap_dio_submit_bio(iter, dio, bio, pos); }