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 X-Spam-Level: X-Spam-Status: No, score=-9.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,UNPARSEABLE_RELAY,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4A8CBC10F0E for ; Fri, 12 Apr 2019 08:03:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 1F71A205ED for ; Fri, 12 Apr 2019 08:03:21 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=oracle.com header.i=@oracle.com header.b="bEPmBE0q" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727301AbfDLIDU (ORCPT ); Fri, 12 Apr 2019 04:03:20 -0400 Received: from userp2120.oracle.com ([156.151.31.85]:60364 "EHLO userp2120.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727260AbfDLIDT (ORCPT ); Fri, 12 Apr 2019 04:03:19 -0400 Received: from pps.filterd (userp2120.oracle.com [127.0.0.1]) by userp2120.oracle.com (8.16.0.27/8.16.0.27) with SMTP id x3C7rfRn084285 for ; Fri, 12 Apr 2019 08:03:18 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=from : to : subject : date : message-id : in-reply-to : references; s=corp-2018-07-02; bh=PehDrGFZgiOmvFe2YQQejsHpFyEmT7KoG7pWSGTuBPA=; b=bEPmBE0qCRHcQtxzKAqpuEmdnGI2bEJiUiJRLeOffgU9RIO+MXi53nvFzo5g0bOFJFYj Uz0sr54EOFgPi0VTUWgJZVvgj2cXyeKtkiZO0/X/PlEIkiv0Q3pFzXw+mTZQnWvyY3S0 OmLh3HYrr0VcdyhdLuwyfX/a1Z5X6xxxs4lnRlhriPcZHkV0gnnEXJTF2P6B5Fu1rTxG NNalf+ZTo0Zh17d1g4WYPRlDK8N59YKN2J3YHLYYo8Vd8EYIEhEUSeMx7qm73XN3uK1K f0An50nlHrz8nwQikVyX63fi3yQo+PtmX7OSxckU3n6jdkNf89QZ4GF6afbxSCOTVl46 fA== Received: from aserp3030.oracle.com (aserp3030.oracle.com [141.146.126.71]) by userp2120.oracle.com with ESMTP id 2rpmrqmy7j-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Fri, 12 Apr 2019 08:03:18 +0000 Received: from pps.filterd (aserp3030.oracle.com [127.0.0.1]) by aserp3030.oracle.com (8.16.0.27/8.16.0.27) with SMTP id x3C831r8139895 for ; Fri, 12 Apr 2019 08:03:17 GMT Received: from userv0122.oracle.com (userv0122.oracle.com [156.151.31.75]) by aserp3030.oracle.com with ESMTP id 2rt9uq1ggm-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Fri, 12 Apr 2019 08:03:17 +0000 Received: from abhmp0010.oracle.com (abhmp0010.oracle.com [141.146.116.16]) by userv0122.oracle.com (8.14.4/8.14.4) with ESMTP id x3C83G83023263 for ; Fri, 12 Apr 2019 08:03:16 GMT Received: from tp.wifi.oracle.com (/192.188.170.106) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Fri, 12 Apr 2019 01:03:15 -0700 From: Anand Jain To: linux-btrfs@vger.kernel.org Subject: [PATCH 5/6] btrfs: split thread with trans to use btrfs_setxattr Date: Fri, 12 Apr 2019 16:02:58 +0800 Message-Id: <20190412080259.5192-6-anand.jain@oracle.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190412080259.5192-1-anand.jain@oracle.com> References: <20190412080259.5192-1-anand.jain@oracle.com> X-Proofpoint-Virus-Version: vendor=nai engine=5900 definitions=9224 signatures=668685 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=1 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1904120055 X-Proofpoint-Virus-Version: vendor=nai engine=5900 definitions=9224 signatures=668685 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 priorityscore=1501 malwarescore=0 suspectscore=1 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1904120054 Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org When the parent thread has already created the transaction call btrfs_setxattr() directly. Also adds assert in btrfs_setxattr() to check if trans is not null. Signed-off-by: Anand Jain --- fs/btrfs/acl.c | 6 +++++- fs/btrfs/props.c | 34 ++++++++++++++++++++++++---------- fs/btrfs/xattr.c | 6 ++++-- 3 files changed, 33 insertions(+), 13 deletions(-) diff --git a/fs/btrfs/acl.c b/fs/btrfs/acl.c index d3b04c6abc61..7fe6551bc59b 100644 --- a/fs/btrfs/acl.c +++ b/fs/btrfs/acl.c @@ -93,7 +93,11 @@ static int __btrfs_set_acl(struct btrfs_trans_handle *trans, goto out; } - ret = btrfs_setxattr_trans(trans, inode, name, value, size, 0); + if (trans) + ret = btrfs_setxattr(trans, inode, name, value, size, 0); + else + ret = btrfs_setxattr_trans(NULL, inode, name, value, size, 0); + out: kfree(value); diff --git a/fs/btrfs/props.c b/fs/btrfs/props.c index 61ced0ebb5ba..a73c1bdc7b05 100644 --- a/fs/btrfs/props.c +++ b/fs/btrfs/props.c @@ -70,8 +70,13 @@ static int btrfs_set_prop(struct btrfs_trans_handle *trans, struct inode *inode, return -EINVAL; if (value_len == 0) { - ret = btrfs_setxattr_trans(trans, inode, handler->xattr_name, - NULL, 0, flags); + if (trans) + ret = btrfs_setxattr(trans, inode, handler->xattr_name, + NULL, 0, flags); + else + ret = btrfs_setxattr_trans(NULL, inode, + handler->xattr_name, NULL, 0, + flags); if (ret) return ret; @@ -84,14 +89,23 @@ static int btrfs_set_prop(struct btrfs_trans_handle *trans, struct inode *inode, ret = handler->validate(value, value_len); if (ret) return ret; - ret = btrfs_setxattr_trans(trans, inode, handler->xattr_name, - value, value_len, flags); + if (trans) + ret = btrfs_setxattr(trans, inode, handler->xattr_name, value, + value_len, flags); + else + ret = btrfs_setxattr_trans(NULL, inode, handler->xattr_name, + value, value_len, flags); + if (ret) return ret; ret = handler->apply(inode, value, value_len); if (ret) { - btrfs_setxattr_trans(trans, inode, handler->xattr_name, - NULL, 0, flags); + if (trans) + btrfs_setxattr(trans, inode, handler->xattr_name, NULL, + 0, flags); + else + btrfs_setxattr_trans(NULL, inode, handler->xattr_name, + NULL, 0, flags); return ret; } @@ -358,13 +372,13 @@ static int inherit_props(struct btrfs_trans_handle *trans, if (ret) return ret; - ret = btrfs_setxattr_trans(trans, inode, h->xattr_name, value, - strlen(value), 0); + ret = btrfs_setxattr(trans, inode, h->xattr_name, value, + strlen(value), 0); if (!ret) { ret = h->apply(inode, value, strlen(value)); if (ret) - btrfs_setxattr_trans(trans, inode, h->xattr_name, - NULL, 0, 0); + btrfs_setxattr(trans, inode, h->xattr_name, + NULL, 0, 0); else set_bit(BTRFS_INODE_HAS_PROPS, &BTRFS_I(inode)->runtime_flags); diff --git a/fs/btrfs/xattr.c b/fs/btrfs/xattr.c index 4c447b1f32e5..623d508f21a6 100644 --- a/fs/btrfs/xattr.c +++ b/fs/btrfs/xattr.c @@ -86,6 +86,8 @@ int btrfs_setxattr(struct btrfs_trans_handle *trans, struct inode *inode, size_t name_len = strlen(name); int ret = 0; + ASSERT(trans); + if (name_len + size > BTRFS_MAX_XATTR_SIZE(root->fs_info)) return -ENOSPC; @@ -437,8 +439,8 @@ static int btrfs_initxattrs(struct inode *inode, } strcpy(name, XATTR_SECURITY_PREFIX); strcpy(name + XATTR_SECURITY_PREFIX_LEN, xattr->name); - err = btrfs_setxattr_trans(trans, inode, name, xattr->value, - xattr->value_len, 0); + err = btrfs_setxattr(trans, inode, name, xattr->value, + xattr->value_len, 0); kfree(name); if (err < 0) break; -- 2.17.1