From patchwork Fri Dec 10 23:23:59 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ira Weiny X-Patchwork-Id: 12671325 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 7E10DC433F5 for ; Fri, 10 Dec 2021 23:24:27 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 649CA10E591; Fri, 10 Dec 2021 23:24:12 +0000 (UTC) Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by gabe.freedesktop.org (Postfix) with ESMTPS id E505610E57F; Fri, 10 Dec 2021 23:24:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1639178651; x=1670714651; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=aqh3fjrZFwZQdyV8F2E3MUV9jSvhWsBpM7NLkE5MlFc=; b=NjVDNRkTWKV2nh/os6rPFZGayLvVr7+HHXJwqnUHzqaWaKeJJexqsYOx SvcnGCAk9kqh0+0RR69I3WMEoIpL+aHWPlGggp53mja4dAzLQoVd+nEig uIto9jJ5GGvql+y0HMi3cyQLiid7fKjK7QS5pLic9MEtNjCTQUWs4Vn4q kJUltbhs3efjFe7crWrGR/GD1w6tek1IE0Uj9jWrt9VuBmHkJWTYbg81D hCJKTwCZh7XUzeuNUcB9P9Z3VCpGCKfAlq2u9jqfaYB2r56NFfCDfiTJg Kk7yGSJt42iAYLmisEsXICN/CPBqvKdaM7Gs4CBsJLZHURWZp4VXt5cZ3 w==; X-IronPort-AV: E=McAfee;i="6200,9189,10194"; a="237212365" X-IronPort-AV: E=Sophos;i="5.88,196,1635231600"; d="scan'208";a="237212365" Received: from orsmga006.jf.intel.com ([10.7.209.51]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Dec 2021 15:24:10 -0800 X-IronPort-AV: E=Sophos;i="5.88,196,1635231600"; d="scan'208";a="463861444" Received: from iweiny-desk2.sc.intel.com (HELO localhost) ([10.3.52.147]) by orsmga006-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Dec 2021 15:24:09 -0800 From: ira.weiny@intel.com To: David Airlie , Daniel Vetter , Patrik Jakobsson , Rob Clark , Sean Paul Date: Fri, 10 Dec 2021 15:23:59 -0800 Message-Id: <20211210232404.4098157-3-ira.weiny@intel.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20211210232404.4098157-1-ira.weiny@intel.com> References: <20211210232404.4098157-1-ira.weiny@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 2/7] drm/amd: Replace kmap() with kmap_local_page() X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-arm-msm@vger.kernel.org, intel-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, amd-gfx@lists.freedesktop.org, Ira Weiny Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" From: Ira Weiny kmap() is being deprecated. These maps are thread local and can be replaced with kmap_local_page(). Replace kmap() with kmap_local_page() Signed-off-by: Ira Weiny --- drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index c875f1cdd2af..a3a2c73a44bb 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -2281,9 +2281,9 @@ static ssize_t amdgpu_iomem_read(struct file *f, char __user *buf, if (p->mapping != adev->mman.bdev.dev_mapping) return -EPERM; - ptr = kmap(p); + ptr = kmap_local_page(p); r = copy_to_user(buf, ptr + off, bytes); - kunmap(p); + kunmap_local(ptr); if (r) return -EFAULT; @@ -2332,9 +2332,9 @@ static ssize_t amdgpu_iomem_write(struct file *f, const char __user *buf, if (p->mapping != adev->mman.bdev.dev_mapping) return -EPERM; - ptr = kmap(p); + ptr = kmap_local_page(p); r = copy_from_user(ptr + off, buf, bytes); - kunmap(p); + kunmap_local(ptr); if (r) return -EFAULT;