From patchwork Fri Oct 23 12:21:44 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Daniel Vetter X-Patchwork-Id: 11852949 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 9E45C16BC for ; Fri, 23 Oct 2020 12:23:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 76A7924641 for ; Fri, 23 Oct 2020 12:23:04 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ffwll.ch header.i=@ffwll.ch header.b="I4RFwd2e" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S463664AbgJWMXD (ORCPT ); Fri, 23 Oct 2020 08:23:03 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38012 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S463655AbgJWMXC (ORCPT ); Fri, 23 Oct 2020 08:23:02 -0400 Received: from mail-wm1-x342.google.com (mail-wm1-x342.google.com [IPv6:2a00:1450:4864:20::342]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 902A2C0613CE for ; Fri, 23 Oct 2020 05:23:01 -0700 (PDT) Received: by mail-wm1-x342.google.com with SMTP id d3so1294656wma.4 for ; Fri, 23 Oct 2020 05:23:01 -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=fm+L1OZ5vnKeOGH1XwjpH65CAXQE2qGCwQHeV0BfCbo=; b=I4RFwd2eW9iNL5qH7GC2GN+bOEbVbW0io2ha60AXzDjB/0yYw4W1JK6yrbHeRAL0iY ISW+gqIaC+vP2a2lhS4YPj3Em5r0tFkHvuJ7lEUT60inNY0XgrlVSxFy5WXKshps7csM du6jwmFk8hHJwEqDf96AP/6FrBQrEHzL9do1E= 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=fm+L1OZ5vnKeOGH1XwjpH65CAXQE2qGCwQHeV0BfCbo=; b=ZieuftL3hUf+72GgcNwkH3DDkH5tpcZmKiujXsTuwQyWKoP+b8Olu/y9e0xjbIT8JW BRX6XIfAtxvlOS/o+oqex2rmM/rJBZ6qriL5MWlzncLReKZMakrsgGbvcJchhvsBzhJN 9ZZJwVccO06ySUCgTqHWaPR3zBq9eO0GoJ+P8Q1GZO58aUC1A0gw4Jyr94Mi2FcBe5SJ tQvhmhMk5Ii1q25z4PyS7wQoV2HbHb/UTGNetJKhbQeofA0jhBIGjLXkBXYD4Qx7Oucl oi3ecIZGaZe7aILTDASZaNiRDVz3cUR4cubmnTlXWW0tHE/AiK1s7Q06OlPZoGwC5Xnl lcjQ== X-Gm-Message-State: AOAM533qbfmhxPVOGWPNjqg9n55mNBI0Rblk70/n7lcSHCWrUoKavvEK l1+yD7BkNqzRxnNra7hqMU37cg== X-Google-Smtp-Source: ABdhPJyGjziGYIZ7LCrUaPvnmjitFLFb8BHzU6RIkZE3cezG0NmOKu92ESUHVoVpHKIYbtJBpxbBNA== X-Received: by 2002:a1c:7409:: with SMTP id p9mr1939536wmc.167.1603455780340; Fri, 23 Oct 2020 05:23:00 -0700 (PDT) Received: from phenom.ffwll.local ([2a02:168:57f4:0:efd0:b9e5:5ae6:c2fa]) by smtp.gmail.com with ESMTPSA id y4sm3056484wrp.74.2020.10.23.05.22.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 23 Oct 2020 05:22:59 -0700 (PDT) From: Daniel Vetter To: DRI Development Cc: Intel Graphics Development , Daniel Vetter , Daniel Vetter , Jason Gunthorpe , Andrew Morton , John Hubbard , =?utf-8?b?SsOpcsO0bWUgR2xpc3Nl?= , Jan Kara , Dan Williams , linux-mm@kvack.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-media@vger.kernel.org, Oded Gabbay , Omer Shpigelman , Ofir Bitton , Tomer Tayar , Moti Haimovski , Greg Kroah-Hartman , Pawel Piskorski Subject: [PATCH 33/65] misc/habana: Use FOLL_LONGTERM for userptr Date: Fri, 23 Oct 2020 14:21:44 +0200 Message-Id: <20201023122216.2373294-33-daniel.vetter@ffwll.ch> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20201023122216.2373294-1-daniel.vetter@ffwll.ch> References: <20201021163242.1458885-1-daniel.vetter@ffwll.ch> <20201023122216.2373294-1-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) {