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Commit 4056c1d0 authored by Carlos Maiolino's avatar Carlos Maiolino Committed by Ben Myers
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xfs: add inode64->inode32 transition into xfs_set_inode32() 



To make inode32 a remountable option, xfs_set_inode32() should be able
to make a transition from inode64 option, disabling inode allocation on
higher AGs.

Signed-off-by: default avatarCarlos Maiolino <cmaiolino@redhat.com>
Reviewed-by: default avatarChristoph Hellwig <hch@lst.de>
Reviewed-by: default avatarMark Tinguely <tinguely@sgi.com>
Signed-off-by: default avatarBen Myers <bpm@sgi.com>
parent 4c083722

fs/xfs/xfs_super.c

+12 −3
Original line number Diff line number Diff line
@@ -603,6 +603,7 @@ xfs_agnumber_t 
xfs_set_inode32(struct xfs_mount *mp)

{

	xfs_agnumber_t	index = 0;

	xfs_agnumber_t	maxagi = 0;

	xfs_sb_t	*sbp = &mp->m_sb;

	xfs_agnumber_t	max_metadata;

	xfs_agino_t	agino =	XFS_OFFBNO_TO_AGINO(mp, sbp->sb_agblocks -1, 0);
@@ -626,18 +627,26 @@ xfs_set_inode32(struct xfs_mount *mp) 


	for (index = 0; index < sbp->sb_agcount; index++) {

		ino = XFS_AGINO_TO_INO(mp, index, agino);



		if (ino > XFS_MAXINUMBER_32) {

			index++;

			break;

			pag = xfs_perag_get(mp, index);

			pag->pagi_inodeok = 0;

			pag->pagf_metadata = 0;

			xfs_perag_put(pag);

			continue;

		}



		pag = xfs_perag_get(mp, index);

		pag->pagi_inodeok = 1;

		maxagi++;

		if (index < max_metadata)

			pag->pagf_metadata = 1;

		xfs_perag_put(pag);

	}

	return index;

	mp->m_flags |= (XFS_MOUNT_32BITINODES |

			XFS_MOUNT_SMALL_INUMS);



	return maxagi;

}



xfs_agnumber_t