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Thu, 18 Feb 2021 16:54:13 +0000 From: Allison Henderson To: linux-xfs@vger.kernel.org Subject: [PATCH v15 21/22] xfs: Add delattr mount option Date: Thu, 18 Feb 2021 09:53:47 -0700 Message-Id: <20210218165348.4754-22-allison.henderson@oracle.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210218165348.4754-1-allison.henderson@oracle.com> References: <20210218165348.4754-1-allison.henderson@oracle.com> Content-Type: text/plain X-Originating-IP: [67.1.223.248] X-ClientProxiedBy: SJ0PR03CA0352.namprd03.prod.outlook.com (2603:10b6:a03:39c::27) To BY5PR10MB4306.namprd10.prod.outlook.com (2603:10b6:a03:211::7) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from localhost.localdomain (67.1.223.248) by SJ0PR03CA0352.namprd03.prod.outlook.com (2603:10b6:a03:39c::27) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3868.27 via Frontend Transport; Thu, 18 Feb 2021 16:54:12 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: cc07a81f-a513-4b91-8a7c-08d8d42dd1af X-MS-TrafficTypeDiagnostic: BYAPR10MB3605: X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:2887; 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Eventually this can be removed when delayed attrs becomes permanent. Signed-off-by: Allison Henderson --- fs/xfs/libxfs/xfs_attr.h | 2 +- fs/xfs/xfs_mount.h | 1 + fs/xfs/xfs_super.c | 6 +++++- fs/xfs/xfs_xattr.c | 2 ++ 4 files changed, 9 insertions(+), 2 deletions(-) diff --git a/fs/xfs/libxfs/xfs_attr.h b/fs/xfs/libxfs/xfs_attr.h index f82c0b1..35f3a53 100644 --- a/fs/xfs/libxfs/xfs_attr.h +++ b/fs/xfs/libxfs/xfs_attr.h @@ -30,7 +30,7 @@ struct xfs_attr_list_context; static inline bool xfs_hasdelattr(struct xfs_mount *mp) { - return false; + return mp->m_flags & XFS_MOUNT_DELATTR; } /* diff --git a/fs/xfs/xfs_mount.h b/fs/xfs/xfs_mount.h index 659ad95..57cd914 100644 --- a/fs/xfs/xfs_mount.h +++ b/fs/xfs/xfs_mount.h @@ -250,6 +250,7 @@ typedef struct xfs_mount { #define XFS_MOUNT_NOATTR2 (1ULL << 25) /* disable use of attr2 format */ #define XFS_MOUNT_DAX_ALWAYS (1ULL << 26) #define XFS_MOUNT_DAX_NEVER (1ULL << 27) +#define XFS_MOUNT_DELATTR (1ULL << 28) /* enable delayed attributes */ /* * Max and min values for mount-option defined I/O diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c index 21b1d03..f6b08f9 100644 --- a/fs/xfs/xfs_super.c +++ b/fs/xfs/xfs_super.c @@ -93,7 +93,7 @@ enum { Opt_filestreams, Opt_quota, Opt_noquota, Opt_usrquota, Opt_grpquota, Opt_prjquota, Opt_uquota, Opt_gquota, Opt_pquota, Opt_uqnoenforce, Opt_gqnoenforce, Opt_pqnoenforce, Opt_qnoenforce, - Opt_discard, Opt_nodiscard, Opt_dax, Opt_dax_enum, + Opt_discard, Opt_nodiscard, Opt_dax, Opt_dax_enum, Opt_delattr }; static const struct fs_parameter_spec xfs_fs_parameters[] = { @@ -138,6 +138,7 @@ static const struct fs_parameter_spec xfs_fs_parameters[] = { fsparam_flag("nodiscard", Opt_nodiscard), fsparam_flag("dax", Opt_dax), fsparam_enum("dax", Opt_dax_enum, dax_param_enums), + fsparam_flag("delattr", Opt_delattr), {} }; @@ -1263,6 +1264,9 @@ xfs_fs_parse_param( xfs_mount_set_dax_mode(mp, result.uint_32); return 0; #endif + case Opt_delattr: + mp->m_flags |= XFS_MOUNT_DELATTR; + return 0; /* Following mount options will be removed in September 2025 */ case Opt_ikeep: xfs_warn(mp, "%s mount option is deprecated.", param->key); diff --git a/fs/xfs/xfs_xattr.c b/fs/xfs/xfs_xattr.c index 9b0c790..8ec61df 100644 --- a/fs/xfs/xfs_xattr.c +++ b/fs/xfs/xfs_xattr.c @@ -8,6 +8,8 @@ #include "xfs_shared.h" #include "xfs_format.h" #include "xfs_log_format.h" +#include "xfs_trans_resv.h" +#include "xfs_mount.h" #include "xfs_da_format.h" #include "xfs_inode.h" #include "xfs_da_btree.h" -- 2.7.4