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authorEric Paris <eparis@redhat.com>2010-07-28 10:18:38 -0400
committerEric Paris <eparis@redhat.com>2010-07-28 10:18:51 -0400
commita4c6e9961fcb9da54648d98978d33c6fdcb7bb45 (patch)
treea109069ccd818ce9fd84f1ef1f0234e8452eb317 /fs/notify/inode_mark.c
parent0c6532e4e3b0c8bd18dd0a5cc1894a1944997cc6 (diff)
downloadlinux-a4c6e9961fcb9da54648d98978d33c6fdcb7bb45.tar.gz
fsnotify: use _rcu functions for mark list traversal
In preparation for srcu locking use all _rcu appropiete functions for mark list addition, removal, and traversal. The operations are still done under a spinlock at the end of this patch. Signed-off-by: Eric Paris <eparis@redhat.com>
Diffstat (limited to 'fs/notify/inode_mark.c')
-rw-r--r--fs/notify/inode_mark.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/fs/notify/inode_mark.c b/fs/notify/inode_mark.c
index 83ce6db3403..455cb41c729 100644
--- a/fs/notify/inode_mark.c
+++ b/fs/notify/inode_mark.c
@@ -67,7 +67,7 @@ void fsnotify_destroy_inode_mark(struct fsnotify_mark *mark)
spin_lock(&inode->i_lock);
- hlist_del_init(&mark->i.i_list);
+ hlist_del_init_rcu(&mark->i.i_list);
mark->i.inode = NULL;
/*
@@ -92,7 +92,7 @@ void fsnotify_clear_marks_by_inode(struct inode *inode)
spin_lock(&inode->i_lock);
hlist_for_each_entry_safe(mark, pos, n, &inode->i_fsnotify_marks, i.i_list) {
list_add(&mark->i.free_i_list, &free_list);
- hlist_del_init(&mark->i.i_list);
+ hlist_del_init_rcu(&mark->i.i_list);
fsnotify_get_mark(mark);
}
spin_unlock(&inode->i_lock);
@@ -198,7 +198,7 @@ int fsnotify_add_inode_mark(struct fsnotify_mark *mark,
/* is mark the first mark? */
if (hlist_empty(&inode->i_fsnotify_marks)) {
- hlist_add_head(&mark->i.i_list, &inode->i_fsnotify_marks);
+ hlist_add_head_rcu(&mark->i.i_list, &inode->i_fsnotify_marks);
goto out;
}
@@ -214,13 +214,13 @@ int fsnotify_add_inode_mark(struct fsnotify_mark *mark,
if (mark->group < lmark->group)
continue;
- hlist_add_before(&mark->i.i_list, &lmark->i.i_list);
+ hlist_add_before_rcu(&mark->i.i_list, &lmark->i.i_list);
goto out;
}
BUG_ON(last == NULL);
/* mark should be the last entry. last is the current last entry */
- hlist_add_after(last, &mark->i.i_list);
+ hlist_add_after_rcu(last, &mark->i.i_list);
out:
fsnotify_recalc_inode_mask_locked(inode);
spin_unlock(&inode->i_lock);