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authorEric Paris <eparis@redhat.com>2009-12-17 20:12:05 -0500
committerEric Paris <eparis@redhat.com>2010-07-28 09:58:17 -0400
commit9e1c74321d87a8b079f04d89e750b39a43365e1f (patch)
tree2513ce9eaa620b50c32be3dbe2763bcb692f99cb /fs/notify/inode_mark.c
parenta05fb6cc573130915380e00d182a4c6571cec6b2 (diff)
downloadop-kernel-dev-9e1c74321d87a8b079f04d89e750b39a43365e1f.zip
op-kernel-dev-9e1c74321d87a8b079f04d89e750b39a43365e1f.tar.gz
fsnotify: duplicate fsnotify_mark_entry data between 2 marks
Simple copy fsnotify information from one mark to another in preparation for the second mark to replace the first. 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, 9 insertions, 1 deletions
diff --git a/fs/notify/inode_mark.c b/fs/notify/inode_mark.c
index 0399bcb..a13cf9e 100644
--- a/fs/notify/inode_mark.c
+++ b/fs/notify/inode_mark.c
@@ -282,12 +282,20 @@ struct fsnotify_mark_entry *fsnotify_find_mark_entry(struct fsnotify_group *grou
return NULL;
}
+void fsnotify_duplicate_mark(struct fsnotify_mark_entry *new, struct fsnotify_mark_entry *old)
+{
+ assert_spin_locked(&old->lock);
+ new->inode = old->inode;
+ new->group = old->group;
+ new->mask = old->mask;
+ new->free_mark = old->free_mark;
+}
+
/*
* Nothing fancy, just initialize lists and locks and counters.
*/
void fsnotify_init_mark(struct fsnotify_mark_entry *entry,
void (*free_mark)(struct fsnotify_mark_entry *entry))
-
{
spin_lock_init(&entry->lock);
atomic_set(&entry->refcnt, 1);
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