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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2E092C7EE39 for ; Wed, 1 Mar 2023 23:53:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229971AbjCAXxw (ORCPT ); Wed, 1 Mar 2023 18:53:52 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56552 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229958AbjCAXxu (ORCPT ); Wed, 1 Mar 2023 18:53:50 -0500 Received: from mga06.intel.com (mga06b.intel.com [134.134.136.31]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 97D4D5265; Wed, 1 Mar 2023 15:53:49 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1677714829; x=1709250829; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=YXcGy2lNR54ka+fDJ7zxybnMYPAsdHTpyfx4lUlp62A=; b=Szv/nBB5iiZwxM0m1SKKvqd+czeEw3TZK3qX8gE4QL9YdSOFn9SpmXu7 gMkeBTqE7U/UbreeuaSII+w5RNZfjrWg5iGStRQw+pnjSLWxq80HyQuBZ Zjlv/0lFvvLA0fmmFydCPBAhsiSEZTtthVdseKQEYHSAMxM6QywGsHjPo 6Va8g9+rbPtWGNqwezgIvfhfL15geEEvFDlZgE2sa0bGtfvjkQJO8UETB k3K6ROI6racniNA2A2HsxVbD4VsG5aJAUCjZA0MqS1u2PFYDOPSsdFI9i e7SrbxPVpYemYiqervqaa+YNza3Waq7qkDo/EVNfHCxxtOFURbtwk4Cxy w==; X-IronPort-AV: E=McAfee;i="6500,9779,10636"; a="397127664" X-IronPort-AV: E=Sophos;i="5.98,225,1673942400"; d="scan'208";a="397127664" Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Mar 2023 15:53:05 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6500,9779,10636"; a="1003880336" X-IronPort-AV: E=Sophos;i="5.98,225,1673942400"; d="scan'208";a="1003880336" Received: from srinivas-otcpl-7600.jf.intel.com (HELO jacob-builder.jf.intel.com) ([10.54.39.106]) by fmsmga005.fm.intel.com with ESMTP; 01 Mar 2023 15:53:03 -0800 From: Jacob Pan To: LKML , iommu@lists.linux.dev, Jason Gunthorpe , "Lu Baolu" , Joerg Roedel , Jean-Philippe Brucker , Dave Hansen , Thomas Gleixner , X86 Kernel , bp@alien8.de, "H. Peter Anvin" , Peter Zijlstra , corbet@lwn.net, vkoul@kernel.org, dmaengine@vger.kernel.org, linux-doc@vger.kernel.org Cc: "Robin Murphy" , "Will Deacon" , David Woodhouse , Raj Ashok , "Tian, Kevin" , Yi Liu , "Yu, Fenghua" , Dave Jiang , Kirill Shutemov , Jacob Pan Subject: [PATCH v4 4/6] iommu/sva: Use GFP_KERNEL for pasid allocation Date: Wed, 1 Mar 2023 15:56:44 -0800 Message-Id: <20230301235646.2692846-5-jacob.jun.pan@linux.intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230301235646.2692846-1-jacob.jun.pan@linux.intel.com> References: <20230301235646.2692846-1-jacob.jun.pan@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: dmaengine@vger.kernel.org We’re not using spinlock-protected IOASID allocation anymore, there’s no need for GFP_ATOMIC. Signed-off-by: Jacob Pan --- drivers/iommu/iommu-sva.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iommu/iommu-sva.c b/drivers/iommu/iommu-sva.c index 297852ae5e7c..8c92a145e15d 100644 --- a/drivers/iommu/iommu-sva.c +++ b/drivers/iommu/iommu-sva.c @@ -29,7 +29,7 @@ static int iommu_sva_alloc_pasid(struct mm_struct *mm, ioasid_t min, ioasid_t ma goto out; } - ret = ida_alloc_range(&iommu_global_pasid_ida, min, max, GFP_ATOMIC); + ret = ida_alloc_range(&iommu_global_pasid_ida, min, max, GFP_KERNEL); if (ret < min) goto out; mm->pasid = ret; -- 2.25.1