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[XFS] mark inodes for reclaim via a tag in the inode radix tree

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Prepare for removing the deleted inode list by marking inodes for reclaim
in the inode radix trees so that we can use the radix trees to find
reclaimable inodes.

SGI-PV: 988142

SGI-Modid: xfs-linux-melb:xfs-kern:32331a

Signed-off-by: David Chinner <david@fromorbit.com>
Signed-off-by: Lachlan McIlroy <lachlan@sgi.com>
Signed-off-by: Christoph Hellwig <hch@infradead.org>
This commit is contained in:
David Chinner
2008-10-30 17:37:26 +11:00
committed by Lachlan McIlroy
parent 1dc3318ae1
commit 396beb8531
5 changed files with 54 additions and 0 deletions
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5
fs/xfs/xfs_ag.h
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@@ -204,6 +204,11 @@ typedef struct xfs_perag
#endif
} xfs_perag_t;
/*
* tags for inode radix tree
*/
#define XFS_ICI_RECLAIM_TAG 0 /* inode is to be reclaimed */
#define XFS_AG_MAXLEVELS(mp) ((mp)->m_ag_maxlevels)
#define XFS_MIN_FREELIST_RAW(bl,cl,mp) \
(MIN(bl + 1, XFS_AG_MAXLEVELS(mp)) + MIN(cl + 1, XFS_AG_MAXLEVELS(mp)))