From patchwork Wed Oct 21 08:56:43 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Daniel Vetter X-Patchwork-Id: 286950 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=-12.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, 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 6F128C6377D for ; Wed, 21 Oct 2020 08:58:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1792A22453 for ; Wed, 21 Oct 2020 08:58:54 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ffwll.ch header.i=@ffwll.ch header.b="GPnXCMyD" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389083AbgJUI6v (ORCPT ); Wed, 21 Oct 2020 04:58:51 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41394 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2502306AbgJUI5K (ORCPT ); Wed, 21 Oct 2020 04:57:10 -0400 Received: from mail-wr1-x441.google.com (mail-wr1-x441.google.com [IPv6:2a00:1450:4864:20::441]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1EFFBC0613D8 for ; Wed, 21 Oct 2020 01:57:09 -0700 (PDT) Received: by mail-wr1-x441.google.com with SMTP id g12so2036470wrp.10 for ; Wed, 21 Oct 2020 01:57:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ffwll.ch; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=X91vcdrvFkENyRAE7ngumttfTvuoYERNqnOUmx1loc8=; b=GPnXCMyD+ghMvqTjeYNcG8HYusAwuJxpfHWnTLJKQIsMVr4ZAhrveCWfs4AXdeBUPw Y5mupIyBAV9NDJ8u8gy061IQONEWL5h8a9oYpovitSRm7WeaCy/YPrPbgEp1B6AXN1YC FZ2gAxPTsOCGgSfQP+HaV8u3GtfeNX/N9iPJ8= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=X91vcdrvFkENyRAE7ngumttfTvuoYERNqnOUmx1loc8=; b=uKLsFaeh8mx3lLfTMJjy+RHOTeUx4XMGw38sEhA5hX30HF9KvGG+bIEptr+JxnlL+H 8ZDPj739sTjc/ofy4jSaV5ybM2SFd1ZpN9lpqdjxJLMizVvbI1bclrNJC3+8Df/Locq/ +PrV4mn1FeDsty/SHwgwsvtxZmygvtguohb48Spqgz2YJ4dU0ifC4RObjM4Czt/0LayP 4vcgcJnAhoCQrZGgPlaUb42MV3XV/JBh4EYWC7J/xceGSaXRzvQkSMJe0g7NejKKRCd3 neP0B9r46TFt64CcqXGSEIN0bNVwmG5Gf/7L7zzB8Hz3zU6lkfjoUfYMY+p+oafoeaDj HebA== X-Gm-Message-State: AOAM533HcY8lyyd9IqO7KdBH545fZwIuHtdd6TWmuGNcyudZJhoyeeba rH3dte4pLl2PSX9XKiesHOR44w== X-Google-Smtp-Source: ABdhPJwRJSi1MhjUwKHGSaK47xh7Klwun5uHdPZbkNE0DXk17iEFA5dRgyjIq8Do+yUzr74H0TKxFQ== X-Received: by 2002:a5d:554b:: with SMTP id g11mr3494901wrw.370.1603270627906; Wed, 21 Oct 2020 01:57:07 -0700 (PDT) Received: from phenom.ffwll.local ([2a02:168:57f4:0:efd0:b9e5:5ae6:c2fa]) by smtp.gmail.com with ESMTPSA id q8sm2675939wro.32.2020.10.21.01.57.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 21 Oct 2020 01:57:07 -0700 (PDT) From: Daniel Vetter To: DRI Development , LKML Cc: kvm@vger.kernel.org, linux-mm@kvack.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-media@vger.kernel.org, linux-s390@vger.kernel.org, Daniel Vetter , Daniel Vetter , Jason Gunthorpe , Andrew Morton , John Hubbard , =?utf-8?b?SsOpcsO0bWUgR2xpc3Nl?= , Jan Kara , Dan Williams , Oded Gabbay , Omer Shpigelman , Ofir Bitton , Tomer Tayar , Moti Haimovski , Greg Kroah-Hartman , Pawel Piskorski , Daniel Vetter Subject: [PATCH v3 04/16] misc/habana: Use FOLL_LONGTERM for userptr Date: Wed, 21 Oct 2020 10:56:43 +0200 Message-Id: <20201021085655.1192025-5-daniel.vetter@ffwll.ch> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20201021085655.1192025-1-daniel.vetter@ffwll.ch> References: <20201021085655.1192025-1-daniel.vetter@ffwll.ch> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org These are persistent, not just for the duration of a dma operation. Signed-off-by: Daniel Vetter Cc: Jason Gunthorpe Cc: Andrew Morton Cc: John Hubbard Cc: Jérôme Glisse Cc: Jan Kara Cc: Dan Williams Cc: linux-mm@kvack.org Cc: linux-arm-kernel@lists.infradead.org Cc: linux-samsung-soc@vger.kernel.org Cc: linux-media@vger.kernel.org Cc: Oded Gabbay Cc: Omer Shpigelman Cc: Ofir Bitton Cc: Tomer Tayar Cc: Moti Haimovski Cc: Daniel Vetter Cc: Greg Kroah-Hartman Cc: Pawel Piskorski Signed-off-by: Daniel Vetter --- drivers/misc/habanalabs/common/memory.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/misc/habanalabs/common/memory.c b/drivers/misc/habanalabs/common/memory.c index 327b64479f97..767d3644c033 100644 --- a/drivers/misc/habanalabs/common/memory.c +++ b/drivers/misc/habanalabs/common/memory.c @@ -1288,7 +1288,8 @@ static int get_user_memory(struct hl_device *hdev, u64 addr, u64 size, return -ENOMEM; } - rc = pin_user_pages_fast(start, npages, FOLL_FORCE | FOLL_WRITE, + rc = pin_user_pages_fast(start, npages, + FOLL_FORCE | FOLL_WRITE | FOLL_LONGTERM, userptr->pages); if (rc != npages) {