diff options
author | David Chinner <david@fromorbit.com> | 2008-10-30 17:37:26 +1100 |
---|---|---|
committer | Lachlan McIlroy <lachlan@sgi.com> | 2008-10-30 17:37:26 +1100 |
commit | 396beb85311689e38634926058d9a3bb0576ca8a (patch) | |
tree | 58b3e6904d9618930fe6c0f8abba52aaeea00130 /fs/xfs/linux-2.6 | |
parent | 1dc3318ae1c1cc11f9fb8279a806de448e2b90e8 (diff) |
[XFS] mark inodes for reclaim via a tag in the inode radix tree
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>
Diffstat (limited to 'fs/xfs/linux-2.6')
-rw-r--r-- | fs/xfs/linux-2.6/xfs_sync.c | 41 | ||||
-rw-r--r-- | fs/xfs/linux-2.6/xfs_sync.h | 4 |
2 files changed, 45 insertions, 0 deletions
diff --git a/fs/xfs/linux-2.6/xfs_sync.c b/fs/xfs/linux-2.6/xfs_sync.c index 34413ceaea9..9e7f4dccab7 100644 --- a/fs/xfs/linux-2.6/xfs_sync.c +++ b/fs/xfs/linux-2.6/xfs_sync.c @@ -644,6 +644,47 @@ xfs_reclaim_inode( return 0; } +void +xfs_inode_set_reclaim_tag( + xfs_inode_t *ip) +{ + xfs_mount_t *mp = ip->i_mount; + xfs_perag_t *pag = xfs_get_perag(mp, ip->i_ino); + + read_lock(&pag->pag_ici_lock); + spin_lock(&ip->i_flags_lock); + radix_tree_tag_set(&pag->pag_ici_root, + XFS_INO_TO_AGINO(mp, ip->i_ino), XFS_ICI_RECLAIM_TAG); + spin_unlock(&ip->i_flags_lock); + read_unlock(&pag->pag_ici_lock); + xfs_put_perag(mp, pag); +} + +void +__xfs_inode_clear_reclaim_tag( + xfs_mount_t *mp, + xfs_perag_t *pag, + xfs_inode_t *ip) +{ + radix_tree_tag_clear(&pag->pag_ici_root, + XFS_INO_TO_AGINO(mp, ip->i_ino), XFS_ICI_RECLAIM_TAG); +} + +void +xfs_inode_clear_reclaim_tag( + xfs_inode_t *ip) +{ + xfs_mount_t *mp = ip->i_mount; + xfs_perag_t *pag = xfs_get_perag(mp, ip->i_ino); + + read_lock(&pag->pag_ici_lock); + spin_lock(&ip->i_flags_lock); + __xfs_inode_clear_reclaim_tag(mp, pag, ip); + spin_unlock(&ip->i_flags_lock); + read_unlock(&pag->pag_ici_lock); + xfs_put_perag(mp, pag); +} + int xfs_reclaim_inodes( xfs_mount_t *mp, diff --git a/fs/xfs/linux-2.6/xfs_sync.h b/fs/xfs/linux-2.6/xfs_sync.h index c1bcd500509..5f6de1efe1f 100644 --- a/fs/xfs/linux-2.6/xfs_sync.h +++ b/fs/xfs/linux-2.6/xfs_sync.h @@ -48,4 +48,8 @@ void xfs_flush_device(struct xfs_inode *ip); int xfs_reclaim_inode(struct xfs_inode *ip, int locked, int sync_mode); int xfs_reclaim_inodes(struct xfs_mount *mp, int noblock, int mode); +void xfs_inode_set_reclaim_tag(struct xfs_inode *ip); +void xfs_inode_clear_reclaim_tag(struct xfs_inode *ip); +void __xfs_inode_clear_reclaim_tag(struct xfs_mount *mp, struct xfs_perag *pag, + struct xfs_inode *ip); #endif |