diff options
Diffstat (limited to 'ufs/inode.c')
| -rw-r--r-- | ufs/inode.c | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/ufs/inode.c b/ufs/inode.c index 80a5fcff..afe712f5 100644 --- a/ufs/inode.c +++ b/ufs/inode.c @@ -412,15 +412,31 @@ write_all_disknodes () { int n; struct node *np; - + struct item {struct item *next; struct node *np;} *list = 0; + struct item *i; + + /* Acquire a reference on all the nodes in the hash table + and enter them into a list on the stack. */ spin_lock (&diskfs_node_refcnt_lock); for (n = 0; n < INOHSZ; n++) for (np = nodehash[n]; np; np = np->dn->hnext) { - diskfs_set_node_times (np); - write_node (np); + np->references++; + i = alloc (sizeof (struct item)); + i->next = list; + i->np = np; + list = i; } spin_unlock (&diskfs_node_refcnt_lock); + + /* Update each node. */ + for (i = list; i; i = i->next) + { + mutex_lock (&i->np->lock); + diskfs_set_node_times (i->np); + write_node (i->np); + diskfs_nput (i->np); + } } void |