xfs: track the iunlink list pointer in the xfs_inode

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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>

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Dave Chinner 2022-07-14 11:38:54 +10:00 • committed by Dave Chinner

parent a4454cd69c

commit 4fcc94d653

4 changed files with 10 additions and 18 deletions

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3

fs/xfs/libxfs/xfs_inode_buf.c

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5

fs/xfs/xfs_inode.c

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3

fs/xfs/xfs_inode.h

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17

fs/xfs/xfs_log_recover.c

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