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=-8.5 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 09502C31E4B for ; Fri, 14 Jun 2019 13:48:08 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id AE4FB20866 for ; Fri, 14 Jun 2019 13:48:07 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="UntrdW5G" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org AE4FB20866 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 4F84C6B0269; Fri, 14 Jun 2019 09:48:07 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 480CB6B026A; Fri, 14 Jun 2019 09:48:07 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 322866B026B; Fri, 14 Jun 2019 09:48:07 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from mail-pg1-f197.google.com (mail-pg1-f197.google.com [209.85.215.197]) by kanga.kvack.org (Postfix) with ESMTP id E89286B0269 for ; Fri, 14 Jun 2019 09:48:06 -0400 (EDT) Received: by mail-pg1-f197.google.com with SMTP id 14so1906626pgo.14 for ; Fri, 14 Jun 2019 06:48:06 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:dkim-signature:from:to:cc:subject:date :message-id:in-reply-to:references:mime-version :content-transfer-encoding; bh=GC9Gboqptsed7WVs/myU7Q6vnMi9vBxIwQ2uPA5D0pw=; b=asTbacolRUNuHjP/8KksCAyNyFkiIZ83uNjiwCiJKIa61MD8qJxl3uyOxUEOujGW9X FR5JuzLDku9Zvys7E2GsOi6pNzmnbpNm+hPGZBn2PpGmPlCkda/5tkz0kzaCQA7Mt/Qj GbDTnWRGJymjzwIhaZWw6QnYB22/1TGO3DxBwlgSLUQxLzOMLUAXuNi+MJZiRz4pRUZU KSTBnkTchM+S4RrcqVXXy76TbJ1LSaRP8eUfyoyFyZ/iRJBYx+OcwVOiYGX25EZU++yB wF4XS+DSKv6aAwy3lG77wR7aChNIkJqEkFdFRyDmCssHRSOdxFvvJ8GLuOMgQg979rh+ 1qpA== X-Gm-Message-State: APjAAAX1yKseAQaUad+2vQkitFBBAyupdFUQ2KCxfBsM8+jkP0r8VPlM xmYSRdJyTG6QffQdT0FxSFpffPIwI3ETsl2+03/5uAQmgg1yINnQcxZCTEp+uGALfSSgTDk2NI3 Vc4zrwBd7bMbd+6z9OGcaN0x824Z++0xfHcZWmjkBqksT/9YeVhe6Ie5UIX36L90= X-Received: by 2002:a63:f54c:: with SMTP id e12mr36043886pgk.62.1560520086499; Fri, 14 Jun 2019 06:48:06 -0700 (PDT) X-Google-Smtp-Source: APXvYqx4uONsHOt2J8SAnOGDY/m/RYfyHuxTkg/MHfo4RUAH6TjhJzuK0lvl5kgHZyaPEykyE3+V X-Received: by 2002:a63:f54c:: with SMTP id e12mr36043842pgk.62.1560520085810; Fri, 14 Jun 2019 06:48:05 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1560520085; cv=none; d=google.com; s=arc-20160816; b=TwG73POjyFcKYMeyK6GxmbGNaU8tOtA4Grtd71c03oQttehMas2jfnlu4dZLXtD45t LnAcDyrSdt0tBn2V8t6VHJDuW+kEhmV17aglVI4rMjaOB6RFPvhGxPOO3fDgefuPIVZ9 KpyYJvI5cGebF1tKt9MduVTDDl+QgujMi+dkIW9zWO3g0Va6SjplpddQR5+LrwZpc9VG rCFjSC8RVtDg38kjR4Bn3hfcpzERt+JkHBZOvNRO9+jH69QX3dHicoUtP7PvIg8d9GdV vfGsT/xcCsKYNlkSzOXYH7XRh2OVVSSGZAH1tZmprOqUz80HzIwH/X6LzG3nmrGCwJBf OyTw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:dkim-signature; bh=GC9Gboqptsed7WVs/myU7Q6vnMi9vBxIwQ2uPA5D0pw=; b=WIdmqNATr6lIZXzikbCuDYUihquGbCyDJVFjTnPM3JvmBIQwianmbmzlxgA5ZAohbh 4hjkw1IW2FpewWpSI/AH7WufQmAfEQ/gj6eGyir/As6FhR5M3qzucUc4GxNbtH89CuXE tPvIsDw/ghDreF9jrUlhxoHp+BsUFAMsjUS4t3XpgM26YfDVVcX5y8VGjIJwiNNsdyMe wM4L9KxsMLtCkUG+J9tY8eLM0nMLBpzuomOWJW/rApxmqBD0AOHjKBZQN3LDvxBHnTsw iCnBKDDVUbue1UqtUlGEXROh0HVce/aGLIa3try7Xo6m8WL4kON1KuyKroKQjofwWGcS lduQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@infradead.org header.s=bombadil.20170209 header.b=UntrdW5G; spf=pass (google.com: best guess record for domain of batv+3311e6b5ef18d39f8a57+5773+infradead.org+hch@bombadil.srs.infradead.org designates 2607:7c80:54:e::133 as permitted sender) smtp.mailfrom=BATV+3311e6b5ef18d39f8a57+5773+infradead.org+hch@bombadil.srs.infradead.org Received: from bombadil.infradead.org (bombadil.infradead.org. [2607:7c80:54:e::133]) by mx.google.com with ESMTPS id m5si2327013pls.18.2019.06.14.06.48.05 for (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Fri, 14 Jun 2019 06:48:05 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of batv+3311e6b5ef18d39f8a57+5773+infradead.org+hch@bombadil.srs.infradead.org designates 2607:7c80:54:e::133 as permitted sender) client-ip=2607:7c80:54:e::133; Authentication-Results: mx.google.com; dkim=pass header.i=@infradead.org header.s=bombadil.20170209 header.b=UntrdW5G; spf=pass (google.com: best guess record for domain of batv+3311e6b5ef18d39f8a57+5773+infradead.org+hch@bombadil.srs.infradead.org designates 2607:7c80:54:e::133 as permitted sender) smtp.mailfrom=BATV+3311e6b5ef18d39f8a57+5773+infradead.org+hch@bombadil.srs.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From :Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=GC9Gboqptsed7WVs/myU7Q6vnMi9vBxIwQ2uPA5D0pw=; b=UntrdW5G2+b49vgfbJaGUDLN0E 6yE3PpGKvsuDOwoXcyXIdlGC5PZ5Rx2/rsrnwuL8rTHEvIhh9QW1GU17v1tVNFho0ne9tn/Z4eT54 OswJKEO4vsr1FvbWuovnG6n4mY8AwbgfvU32igpwJyhrRibTzRGYZ0pS+zdU9gFhrv4TTezoxvPTg hlLUh5YHvDGvTCdMXXQ7VhKjApYDYfxlL3VT+nNwtwNQkVPOAXwAW1qubfFu1o+AsbdCjGKbzv2rR p+QnqhNY4+X8ZCNtkVbeuJ4T0148xhaiU0PQmlP12f+mNEdx8mMY/AvPPLm2vvkGBNkm80UQVHowq 4Bj27y3g==; Received: from 213-225-9-13.nat.highway.a1.net ([213.225.9.13] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.92 #3 (Red Hat Linux)) id 1hbmYa-0004vN-2H; Fri, 14 Jun 2019 13:47:52 +0000 From: Christoph Hellwig To: Maarten Lankhorst , Maxime Ripard , Sean Paul , David Airlie , Daniel Vetter , Jani Nikula , Joonas Lahtinen , Rodrigo Vivi , Ian Abbott , H Hartley Sweeten Cc: Intel Linux Wireless , linux-arm-kernel@lists.infradead.org (moderated list:ARM PORT), dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, linux-rdma@vger.kernel.org, linux-media@vger.kernel.org, netdev@vger.kernel.org, linux-wireless@vger.kernel.org, linux-s390@vger.kernel.org, devel@driverdev.osuosl.org, linux-mm@kvack.org, iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org Subject: [PATCH 06/16] drm: don't pass __GFP_COMP to dma_alloc_coherent in drm_pci_alloc Date: Fri, 14 Jun 2019 15:47:16 +0200 Message-Id: <20190614134726.3827-7-hch@lst.de> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190614134726.3827-1-hch@lst.de> References: <20190614134726.3827-1-hch@lst.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html 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: The memory returned from dma_alloc_coherent is opaqueue to the user, thus the exact way of page refcounting shall not matter either. Signed-off-by: Christoph Hellwig --- drivers/gpu/drm/drm_bufs.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/drm_bufs.c b/drivers/gpu/drm/drm_bufs.c index b640437ce90f..7a79a16a055c 100644 --- a/drivers/gpu/drm/drm_bufs.c +++ b/drivers/gpu/drm/drm_bufs.c @@ -70,7 +70,7 @@ drm_dma_handle_t *drm_pci_alloc(struct drm_device * dev, size_t size, size_t ali dmah->size = size; dmah->vaddr = dma_alloc_coherent(&dev->pdev->dev, size, &dmah->busaddr, - GFP_KERNEL | __GFP_COMP); + GFP_KERNEL); if (dmah->vaddr == NULL) { kfree(dmah); -- 2.20.1