From patchwork Tue Jun 23 22:39:01 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Frank van der Linden X-Patchwork-Id: 11621941 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 9CEE3161F for ; Tue, 23 Jun 2020 22:44:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 839AA20888 for ; Tue, 23 Jun 2020 22:44:11 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=amazon.com header.i=@amazon.com header.b="gkaaOLMF" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387842AbgFWWoK (ORCPT ); Tue, 23 Jun 2020 18:44:10 -0400 Received: from smtp-fw-33001.amazon.com ([207.171.190.10]:14750 "EHLO smtp-fw-33001.amazon.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2387777AbgFWWoJ (ORCPT ); Tue, 23 Jun 2020 18:44:09 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amazon.com; i=@amazon.com; q=dns/txt; s=amazon201209; t=1592952248; x=1624488248; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version; bh=90k9R2laag9b9yU9BeMIcBFv1kEnSoVU6phDOygQXqI=; b=gkaaOLMF4AXF2It7aaPv8ygnEXzK/QY2O//3kBpbWQhrCpz5LmA4JZLL vm/9z4GpGu5RVDp9+cqPFTKINBb6966zCEl3MgM8gS7bNycXzC3gG+bmI ANAKuoIpRTZXt+RxTlOcbs2D61qBNid5y4D1c9lBCwmenpOML3oVC/B9K g=; IronPort-SDR: gF1o6aeFdcFWsSWZgYRWBWfSRxoFVe9kpxtpUHFO7W0CIzpMXw4p/7pe8SpzTgitCUoCQ2daUb cHMT/0cnYhYQ== X-IronPort-AV: E=Sophos;i="5.75,272,1589241600"; d="scan'208";a="53337203" Received: from sea32-co-svc-lb4-vlan3.sea.corp.amazon.com (HELO email-inbound-relay-2b-a7fdc47a.us-west-2.amazon.com) ([10.47.23.38]) by smtp-border-fw-out-33001.sea14.amazon.com with ESMTP; 23 Jun 2020 22:39:07 +0000 Received: from EX13MTAUWB001.ant.amazon.com (pdx4-ws-svc-p6-lb7-vlan2.pdx.amazon.com [10.170.41.162]) by email-inbound-relay-2b-a7fdc47a.us-west-2.amazon.com (Postfix) with ESMTPS id 29719C0756; Tue, 23 Jun 2020 22:39:06 +0000 (UTC) Received: from EX13D13UWB002.ant.amazon.com (10.43.161.21) by EX13MTAUWB001.ant.amazon.com (10.43.161.249) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 23 Jun 2020 22:39:05 +0000 Received: from EX13MTAUWB001.ant.amazon.com (10.43.161.207) by EX13D13UWB002.ant.amazon.com (10.43.161.21) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 23 Jun 2020 22:39:05 +0000 Received: from dev-dsk-fllinden-2c-c1893d73.us-west-2.amazon.com (172.23.141.97) by mail-relay.amazon.com (10.43.161.249) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 23 Jun 2020 22:39:05 +0000 Received: by dev-dsk-fllinden-2c-c1893d73.us-west-2.amazon.com (Postfix, from userid 6262777) id D3A6CCD364; Tue, 23 Jun 2020 22:39:04 +0000 (UTC) From: Frank van der Linden To: , , CC: Frank van der Linden Subject: [PATCH v3 10/13] nfs: make the buf_to_pages_noslab function available to the nfs code Date: Tue, 23 Jun 2020 22:39:01 +0000 Message-ID: <20200623223904.31643-11-fllinden@amazon.com> X-Mailer: git-send-email 2.16.6 In-Reply-To: <20200623223904.31643-1-fllinden@amazon.com> References: <20200623223904.31643-1-fllinden@amazon.com> MIME-Version: 1.0 Sender: linux-nfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-nfs@vger.kernel.org Make the buf_to_pages_noslab function available to the rest of the NFS code. Rename it to nfs4_buf_to_pages_noslab to be consistent. This will be used later in the NFSv4.2 xattr code. Signed-off-by: Frank van der Linden --- fs/nfs/nfs4_fs.h | 2 ++ fs/nfs/nfs4proc.c | 4 ++-- 2 files changed, 4 insertions(+), 2 deletions(-) diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h index c16ec860b8b3..2fa9e4ea98d2 100644 --- a/fs/nfs/nfs4_fs.h +++ b/fs/nfs/nfs4_fs.h @@ -328,6 +328,8 @@ extern void nfs4_update_changeattr(struct inode *dir, struct nfs4_change_info *cinfo, unsigned long timestamp, unsigned long cache_validity); +extern int nfs4_buf_to_pages_noslab(const void *buf, size_t buflen, + struct page **pages); #if defined(CONFIG_NFS_V4_1) extern int nfs41_sequence_done(struct rpc_task *, struct nfs4_sequence_res *); diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index 0d123fe0a423..0fbd2925a828 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -5541,7 +5541,7 @@ static inline int nfs4_server_supports_acls(struct nfs_server *server) */ #define NFS4ACL_MAXPAGES DIV_ROUND_UP(XATTR_SIZE_MAX, PAGE_SIZE) -static int buf_to_pages_noslab(const void *buf, size_t buflen, +int nfs4_buf_to_pages_noslab(const void *buf, size_t buflen, struct page **pages) { struct page *newpage, **spages; @@ -5783,7 +5783,7 @@ static int __nfs4_proc_set_acl(struct inode *inode, const void *buf, size_t bufl return -EOPNOTSUPP; if (npages > ARRAY_SIZE(pages)) return -ERANGE; - i = buf_to_pages_noslab(buf, buflen, arg.acl_pages); + i = nfs4_buf_to_pages_noslab(buf, buflen, arg.acl_pages); if (i < 0) return i; nfs4_inode_make_writeable(inode);