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From: Allison Henderson <allison.henderson@oracle.com>
To: linux-xfs@vger.kernel.org
Subject: [PATCH v3 24/30] xfsprogs: Add parent pointer flag to cmd
Date: Wed, 26 Sep 2018 03:23:27 -0700	[thread overview]
Message-ID: <1537957413-10630-25-git-send-email-allison.henderson@oracle.com> (raw)
In-Reply-To: <1537957413-10630-1-git-send-email-allison.henderson@oracle.com>

mkfs: enable formatting with parent pointers
Enable parent pointer support in mkfs via the '-n parent' parameter.

Signed-off-by: Allison Henderson <allison.henderson@oracle.com>
---
 mkfs/xfs_mkfs.c | 23 ++++++++++++++++++++++-
 1 file changed, 22 insertions(+), 1 deletion(-)

diff --git a/mkfs/xfs_mkfs.c b/mkfs/xfs_mkfs.c
index 2e53c1e..d4afc08 100644
--- a/mkfs/xfs_mkfs.c
+++ b/mkfs/xfs_mkfs.c
@@ -92,6 +92,7 @@ enum {
 	N_SIZE = 0,
 	N_VERSION,
 	N_FTYPE,
+	N_PARENT,
 	N_MAX_OPTS,
 };
 
@@ -538,6 +539,7 @@ struct opt_params nopts = {
 		[N_SIZE] = "size",
 		[N_VERSION] = "version",
 		[N_FTYPE] = "ftype",
+		[N_PARENT] = "parent",
 	},
 	.subopt_params = {
 		{ .index = N_SIZE,
@@ -560,6 +562,12 @@ struct opt_params nopts = {
 		  .maxval = 1,
 		  .defaultval = 1,
 		},
+		{ .index = N_PARENT,
+		  .conflicts = { { NULL, LAST_CONFLICT } },
+		  .minval = 0,
+		  .maxval = 1,
+		  .defaultval = 1,
+		},
 	},
 };
 
@@ -864,7 +872,7 @@ usage( void )
 /* log subvol */	[-l agnum=n,internal,size=num,logdev=xxx,version=n\n\
 			    sunit=value|su=num,sectsize=num,lazy-count=0|1]\n\
 /* label */		[-L label (maximum 12 characters)]\n\
-/* naming */		[-n size=num,version=2|ci,ftype=0|1]\n\
+/* naming */		[-n size=num,version=2|ci,ftype=0|1,parent=0|1]\n\
 /* no-op info only */	[-N]\n\
 /* prototype file */	[-p fname]\n\
 /* quiet */		[-q]\n\
@@ -1603,6 +1611,9 @@ naming_opts_parser(
 	case N_FTYPE:
 		cli->sb_feat.dirftype = getnum(value, opts, subopt);
 		break;
+	case N_PARENT:
+		cli->sb_feat.parent_pointers = getnum(value, &nopts, N_PARENT);
+		break;
 	default:
 		return -EINVAL;
 	}
@@ -2006,6 +2017,14 @@ _("reflink not supported without CRC support\n"));
 		cli->sb_feat.reflink = false;
 	}
 
+	if ((cli->sb_feat.parent_pointers) &&
+	    cli->sb_feat.dir_version == 4) {
+		fprintf(stderr,
+_("parent pointers not supported on v4 filesystems\n"));
+		usage();
+		cli->sb_feat.parent_pointers = false;
+	}
+
 	if ((cli->fsx.fsx_xflags & FS_XFLAG_COWEXTSIZE) &&
 	    !cli->sb_feat.reflink) {
 		fprintf(stderr,
@@ -2885,6 +2904,8 @@ sb_set_features(
 		sbp->sb_features_ro_compat |= XFS_SB_FEAT_RO_COMPAT_RMAPBT;
 	if (fp->reflink)
 		sbp->sb_features_ro_compat |= XFS_SB_FEAT_RO_COMPAT_REFLINK;
+	if (fp->parent_pointers)
+		sbp->sb_features_ro_compat |= XFS_SB_FEAT_RO_COMPAT_PARENT;
 
 	/*
 	 * Sparse inode chunk support has two main inode alignment requirements.
-- 
2.7.4

  parent reply	other threads:[~2018-09-26 16:38 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-09-26 10:23 [PATCH v3 00/30] xfsprogs: parent pointers v2 Allison Henderson
2018-09-26 10:23 ` [PATCH v3 01/30] xfsprogs: Move xfs_attr.h to libxfs Allison Henderson
2018-09-26 10:23 ` [PATCH v3 02/30] xfsprogs: Add helper function xfs_attr_try_sf_addname Allison Henderson
2018-09-26 10:23 ` [PATCH v3 03/30] xfsprogs: Add attibute set and helper functions Allison Henderson
2018-09-26 10:23 ` [PATCH v3 04/30] xfsprogs: Add attibute remove " Allison Henderson
2018-09-26 10:23 ` [PATCH v3 05/30] xfsprogs: Add trans toggle to attr routines Allison Henderson
2018-09-26 10:23 ` [PATCH v3 06/30] xfsprogs: Set up infastructure for deferred attribute operations Allison Henderson
2018-09-26 10:23 ` [PATCH v3 07/30] xfsprogs: Add xfs_attr_set_deferred and xfs_attr_remove_deferred Allison Henderson
2018-09-26 10:23 ` [PATCH v3 08/30] xfsprogs: Add xfs_has_attr and subroutines Allison Henderson
2018-09-26 10:23 ` [PATCH v3 09/30] xfsprogs: Add attr context to log item Allison Henderson
2018-09-26 10:23 ` [PATCH v3 10/30] xfsprogs: Roll delayed attr operations by returning EAGAIN Allison Henderson
2018-09-26 10:23 ` [PATCH v3 11/30] xfsprogs: Remove roll_trans boolean Allison Henderson
2018-09-26 10:23 ` [PATCH v3 12/30] xfsprogs: Remove all strlen calls in all xfs_attr_* functions for attr names Allison Henderson
2018-09-26 10:23 ` [PATCH v3 13/30] xfsprogs: get directory offset when adding directory name Allison Henderson
2018-09-26 10:23 ` [PATCH v3 14/30] xfsprogs: get directory offset when removing " Allison Henderson
2018-09-26 10:23 ` [PATCH v3 15/30] xfsprogs: get directory offset when replacing a " Allison Henderson
2018-09-26 10:23 ` [PATCH v3 16/30] xfsprogs: add parent pointer support to attribute code Allison Henderson
2018-09-26 10:23 ` [PATCH v3 17/30] xfsprogs: define parent pointer xattr format Allison Henderson
2018-09-26 10:23 ` [PATCH v3 18/30] xfsprogs: extent transaction reservations for parent attributes Allison Henderson
2018-09-26 10:23 ` [PATCH v3 19/30] xfsprogs: parent pointer attribute creation Allison Henderson
2018-09-26 10:23 ` [PATCH v3 20/30] xfsprogs: Add the parent pointer support to the superblock version 5 Allison Henderson
2018-09-26 10:23 ` [PATCH v3 21/30] xfsprogs: Add helper function xfs_attr_list_context_init Allison Henderson
2018-09-26 10:23 ` [PATCH v3 22/30] xfsprogs: Add parent pointer ioctl Allison Henderson
2018-09-26 10:23 ` [PATCH v3 23/30] xfs_io: Add delayed attributes error tag Allison Henderson
2018-09-26 10:23 ` Allison Henderson [this message]
2018-09-26 10:23 ` [PATCH v3 25/30] xfsprogs: Add log item printing for ATTRI and ATTRD Allison Henderson
2018-09-26 10:23 ` [PATCH v3 26/30] xfsprogs: Add xfs_verify_pptr Allison Henderson
2018-09-26 10:23 ` [PATCH v3 27/30] xfsprogs: Add parent pointers to recreated inodes Allison Henderson
2018-09-26 10:23 ` [PATCH v3 28/30] xfsprogs: Add parent pointers during protofile creation Allison Henderson
2018-09-26 10:23 ` [PATCH v3 29/30] xfsprogs: implement the upper half of parent pointers Allison Henderson
2018-09-26 10:23 ` [PATCH v3 30/30] xfsprogs: Add i, n and f flags to parent command Allison Henderson

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