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authorDave Chinner <dchinner@redhat.com>2022-07-14 11:38:54 +1000
committerDave Chinner <david@fromorbit.com>2022-07-14 11:38:54 +1000
commit4fcc94d653270fcc7800dbaf3b11f78cb462b293 (patch)
tree159a75489e7ad91d14ae8bf0cd4d1fc9496a3bb3 /fs/xfs/libxfs
parenta4454cd69c66bf3e3bbda352b049732f836fc6b2 (diff)
downloadlinux-4fcc94d653270fcc7800dbaf3b11f78cb462b293.tar.bz2
xfs: track the iunlink list pointer in the xfs_inode
Having direct access to the i_next_unlinked pointer in unlinked inodes greatly simplifies the processing of inodes on the unlinked list. We no longer need to look up the inode buffer just to find next inode in the list if the xfs_inode is in memory. These improvements will be realised over upcoming patches as other dependencies on the inode buffer for unlinked list processing are removed. Signed-off-by: Dave Chinner <dchinner@redhat.com> Reviewed-by: Darrick J. Wong <djwong@kernel.org> Reviewed-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'fs/xfs/libxfs')
-rw-r--r--fs/xfs/libxfs/xfs_inode_buf.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/xfs/libxfs/xfs_inode_buf.c b/fs/xfs/libxfs/xfs_inode_buf.c
index 3a12bd3c7c97..806f209defed 100644
--- a/fs/xfs/libxfs/xfs_inode_buf.c
+++ b/fs/xfs/libxfs/xfs_inode_buf.c
@@ -229,7 +229,8 @@ xfs_inode_from_disk(
ip->i_nblocks = be64_to_cpu(from->di_nblocks);
ip->i_extsize = be32_to_cpu(from->di_extsize);
ip->i_forkoff = from->di_forkoff;
- ip->i_diflags = be16_to_cpu(from->di_flags);
+ ip->i_diflags = be16_to_cpu(from->di_flags);
+ ip->i_next_unlinked = be32_to_cpu(from->di_next_unlinked);
if (from->di_dmevmask || from->di_dmstate)
xfs_iflags_set(ip, XFS_IPRESERVE_DM_FIELDS);