After self-review:
Acked-by: Oren Laadan <[email protected]>
Will pull for v19.
Oren.
Matt Helsley wrote:
> Reviewing my own patch...
>
> On Wed, Feb 17, 2010 at 02:10:58PM -0800, Matt Helsley wrote:
>
> <snip>
>
>> diff --git a/fs/notify/dnotify/dnotify.c b/fs/notify/dnotify/dnotify.c
>> index 7e54e52..9ce85f5 100644
>> --- a/fs/notify/dnotify/dnotify.c
>> +++ b/fs/notify/dnotify/dnotify.c
>> @@ -289,6 +289,28 @@ static int attach_dn(struct dnotify_struct *dn, struct
>> dnotify_mark_entry *dnent
>> return 0;
>> }
>>
>> +int is_dnotify_attached(struct file *filp)
>> +{
>> + struct fsnotify_mark_entry *entry;
>> + struct dnotify_mark_entry *dnentry;
>> + struct dnotify_struct *dn;
>> + struct dnotify_struct **prev;
>
> Ugh, most of these variables aren't needed.
>
>> + struct inode *inode;
>> +
>> + inode = filp->f_path.dentry->d_inode;
>> + if (!S_ISDIR(inode->i_mode))
>> + return 0;
>> +
>> + spin_lock(&inode->i_lock);
>> + entry = fsnotify_find_mark_entry(dnotify_group, inode);
>> + spin_unlock(&inode->i_lock);
>> + if (entry) {
>> + fsnotify_put_mark(new_entry);
>> + return 1;
>> + }
>
> I flipped the test to look more like normal kernel code and fixed the
> parameter to fsnotify_put_mark():
>
> if (!entry)
> return 0;
> fsnotify_put_mark(entry);
> return 1;
>
> Cheers,
> -Matt Helsley
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