Message ID | 20201026105818.2585306-5-daniel.vetter@ffwll.ch (mailing list archive) |
---|---|
State | Superseded, archived |
Headers |
Received: from vger.kernel.org ([23.128.96.18]) by www.linuxtv.org with esmtp (Exim 4.92) (envelope-from <linux-media-owner@vger.kernel.org>) id 1kX07t-0011yc-4m; Mon, 26 Oct 2020 10:53:21 +0000 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1772743AbgJZK6f (ORCPT <rfc822;mkrufky@linuxtv.org> + 1 other); Mon, 26 Oct 2020 06:58:35 -0400 Received: from mail-wr1-f66.google.com ([209.85.221.66]:33127 "EHLO mail-wr1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1772561AbgJZK6d (ORCPT <rfc822;linux-media@vger.kernel.org>); Mon, 26 Oct 2020 06:58:33 -0400 Received: by mail-wr1-f66.google.com with SMTP id b8so11924946wrn.0 for <linux-media@vger.kernel.org>; Mon, 26 Oct 2020 03:58:32 -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=WDXic3xEelIUmmKBuCaAQhWAocM+J6l4Fj4ebPaY2TA7KjqktouI6kx1cuzB8y9UHb BFENQYpFYRrnf8V4M8FMdw5d3WVXp99ZQMaG9LdvbhHrDb1RPzEBMwS3mFEVGyKOFx19 gvYOzFywjU6mguxvCAHNCjVghPiiwoY0kNQWY= 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=n2x+7OxbygG/MCBM6ToaVS1SFj9CPwwGmnHhKbWblsDzkzGWiDcsQgQc88snio1DPm +44N6HHySHQNu2KaB5I56NJLifAyaBvjBEP9BHVZU/Xjbd2I6OjDKtRjkGCFl/n1xMDz L8Xo7IA/zEgZsviz2DpjWyekIMx7L8/LdsiQy/rJAf+BuYFdD1Sre0Uh+PmofPXsC8b+ JJB/b8TG/saKSgtjixtHqBuq5GW3q9BxYPy/3c5EJ5dIbvcumfLXEjIFUAqjExoh5ZPp gyHFJsq0Tn09bThyz2nHfj6PYXZK7o9ZJOt+3SU9eYOCwCJVbBa6BLWFrtWMkXCZh8M3 JcyQ== X-Gm-Message-State: AOAM532Kqj6T76XAYuT3zHCCGTdGKnA7Cq7T9IFhGwecsJuN55TeTEk5 R9V7LMfrHyFbRTU7OErlPlCGIA== X-Google-Smtp-Source: ABdhPJweUKS7rePvehoYbUjnZ9k8M/DdLl55bpzabm8YcXT6EbKByVlIbEgXWPVVGpbtM3F7y6c03w== X-Received: by 2002:adf:fa0e:: with SMTP id m14mr16288559wrr.134.1603709911230; Mon, 26 Oct 2020 03:58:31 -0700 (PDT) Received: from phenom.ffwll.local ([2a02:168:57f4:0:efd0:b9e5:5ae6:c2fa]) by smtp.gmail.com with ESMTPSA id w83sm21165156wmg.48.2020.10.26.03.58.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 26 Oct 2020 03:58:30 -0700 (PDT) From: Daniel Vetter <daniel.vetter@ffwll.ch> To: DRI Development <dri-devel@lists.freedesktop.org>, LKML <linux-kernel@vger.kernel.org> 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@ffwll.ch>, Daniel Vetter <daniel.vetter@intel.com>, Jason Gunthorpe <jgg@ziepe.ca>, Andrew Morton <akpm@linux-foundation.org>, John Hubbard <jhubbard@nvidia.com>, =?utf-8?b?SsOpcsO0bWUgR2xpc3Nl?= <jglisse@redhat.com>, Jan Kara <jack@suse.cz>, Dan Williams <dan.j.williams@intel.com>, Oded Gabbay <oded.gabbay@gmail.com>, Omer Shpigelman <oshpigelman@habana.ai>, Ofir Bitton <obitton@habana.ai>, Tomer Tayar <ttayar@habana.ai>, Moti Haimovski <mhaimovski@habana.ai>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, Pawel Piskorski <ppiskorski@habana.ai> Subject: [PATCH v4 04/15] misc/habana: Use FOLL_LONGTERM for userptr Date: Mon, 26 Oct 2020 11:58:07 +0100 Message-Id: <20201026105818.2585306-5-daniel.vetter@ffwll.ch> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20201026105818.2585306-1-daniel.vetter@ffwll.ch> References: <20201026105818.2585306-1-daniel.vetter@ffwll.ch> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: <linux-media.vger.kernel.org> X-Mailing-List: linux-media@vger.kernel.org X-LSpam-Score: -2.5 (--) X-LSpam-Report: No, score=-2.5 required=5.0 tests=BAYES_00=-1.9,DKIM_SIGNED=0.1,DKIM_VALID=-0.1,DKIM_VALID_AU=-0.1,HEADER_FROM_DIFFERENT_DOMAINS=0.5,MAILING_LIST_MULTI=-1 autolearn=ham autolearn_force=no |
Series |
follow_pfn and other iomap races
|
|
Commit Message
Daniel Vetter
Oct. 26, 2020, 10:58 a.m. UTC
These are persistent, not just for the duration of a dma operation. Signed-off-by: Daniel Vetter <daniel.vetter@intel.com> Cc: Jason Gunthorpe <jgg@ziepe.ca> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: John Hubbard <jhubbard@nvidia.com> Cc: Jérôme Glisse <jglisse@redhat.com> Cc: Jan Kara <jack@suse.cz> Cc: Dan Williams <dan.j.williams@intel.com> 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 <oded.gabbay@gmail.com> Cc: Omer Shpigelman <oshpigelman@habana.ai> Cc: Ofir Bitton <obitton@habana.ai> Cc: Tomer Tayar <ttayar@habana.ai> Cc: Moti Haimovski <mhaimovski@habana.ai> Cc: Daniel Vetter <daniel.vetter@ffwll.ch> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Pawel Piskorski <ppiskorski@habana.ai> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> --- 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) {