Re: [PATCH 6/8] autofs - use path_is_mountpoint() to fix unreliable d_mountpoint() checks

2016-10-26 Thread Ian Kent
On Thu, 2016-10-27 at 03:17 +0100, Al Viro wrote: > On Tue, Oct 11, 2016 at 01:34:18PM +0800, Ian Kent wrote: > > > > + path = file->f_path; > > + > >   /* > >    * An empty directory in an autofs file system is always a > >    * mount point. The daemon must have failed to mount this > > @

Re: [PATCH 6/8] autofs - use path_is_mountpoint() to fix unreliable d_mountpoint() checks

2016-10-26 Thread Al Viro
On Tue, Oct 11, 2016 at 01:34:18PM +0800, Ian Kent wrote: > + path = file->f_path; > + > /* >* An empty directory in an autofs file system is always a >* mount point. The daemon must have failed to mount this > @@ -123,7 +126,7 @@ static int autofs4_dir_open(struct inode *

[PATCH 6/8] autofs - use path_is_mountpoint() to fix unreliable d_mountpoint() checks

2016-10-10 Thread Ian Kent
From: Ian Kent If an automount mount is clone(2)ed into a file system that is propagation private, when it later expires in the originating namespace, subsequent calls to autofs ->d_automount() for that dentry in the original namespace will return ELOOP until the mount is umounted in the cloned n

[RFC PATCH 6/8] autofs - use path_is_mountpoint() to fix unreliable d_mountpoint() checks

2016-10-02 Thread Ian Kent
From: Ian Kent If an automount mount is clone(2)ed into a file system that is propagation private, when it later expires in the originating namespace, subsequent calls to autofs ->d_automount() for that dentry in the original namespace will return ELOOP until the mount is umounted in the cloned n