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authorDavid Chinner <david@fromorbit.com>2008-10-30 17:11:29 +1100
committerLachlan McIlroy <lachlan@sgi.com>2008-10-30 17:11:29 +1100
commit6c7699c047c50403149ad91331dd39de47dea070 (patch)
treecb1be26f849f0d9c6014c311fde3c390b99c6cd3 /fs/xfs/xfs_iget.c
parent60197e8df364df326dcbb987519f367ad0ee1a11 (diff)
[XFS] remove the mount inode list
Now we've removed all users of the mount inode list, we can kill it. This reduces the size of the xfs_inode by 2 pointers. SGI-PV: 988139 SGI-Modid: xfs-linux-melb:xfs-kern:32293a 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/xfs_iget.c')
-rw-r--r--fs/xfs/xfs_iget.c42
1 files changed, 1 insertions, 41 deletions
diff --git a/fs/xfs/xfs_iget.c b/fs/xfs/xfs_iget.c
index 4c92d190b3b..1256746b249 100644
--- a/fs/xfs/xfs_iget.c
+++ b/fs/xfs/xfs_iget.c
@@ -76,7 +76,6 @@ xfs_iget_core(
{
struct inode *old_inode;
xfs_inode_t *ip;
- xfs_inode_t *iq;
int error;
unsigned long first_index, mask;
xfs_perag_t *pag;
@@ -255,24 +254,6 @@ finish_inode:
write_unlock(&pag->pag_ici_lock);
radix_tree_preload_end();
-
- /*
- * Link ip to its mount and thread it on the mount's inode list.
- */
- XFS_MOUNT_ILOCK(mp);
- if ((iq = mp->m_inodes)) {
- ASSERT(iq->i_mprev->i_mnext == iq);
- ip->i_mprev = iq->i_mprev;
- iq->i_mprev->i_mnext = ip;
- iq->i_mprev = ip;
- ip->i_mnext = iq;
- } else {
- ip->i_mnext = ip;
- ip->i_mprev = ip;
- }
- mp->m_inodes = ip;
-
- XFS_MOUNT_IUNLOCK(mp);
xfs_put_perag(mp, pag);
return_ip:
@@ -493,36 +474,15 @@ xfs_iextract(
{
xfs_mount_t *mp = ip->i_mount;
xfs_perag_t *pag = xfs_get_perag(mp, ip->i_ino);
- xfs_inode_t *iq;
write_lock(&pag->pag_ici_lock);
radix_tree_delete(&pag->pag_ici_root, XFS_INO_TO_AGINO(mp, ip->i_ino));
write_unlock(&pag->pag_ici_lock);
xfs_put_perag(mp, pag);
- /*
- * Remove from mount's inode list.
- */
- XFS_MOUNT_ILOCK(mp);
- ASSERT((ip->i_mnext != NULL) && (ip->i_mprev != NULL));
- iq = ip->i_mnext;
- iq->i_mprev = ip->i_mprev;
- ip->i_mprev->i_mnext = iq;
-
- /*
- * Fix up the head pointer if it points to the inode being deleted.
- */
- if (mp->m_inodes == ip) {
- if (ip == iq) {
- mp->m_inodes = NULL;
- } else {
- mp->m_inodes = iq;
- }
- }
-
/* Deal with the deleted inodes list */
+ XFS_MOUNT_ILOCK(mp);
list_del_init(&ip->i_reclaim);
-
mp->m_ireclaims++;
XFS_MOUNT_IUNLOCK(mp);
}