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Groups > linux.kernel > #1379394
| From | Al Viro <viro@ZenIV.linux.org.uk> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH] namespace: update event counter when umounting a deleted dentry |
| Date | 2016-04-15 03:00 +0200 |
| Message-ID | <ro0h4-2BJ-5@gated-at.bofh.it> (permalink) |
| References | <rnZbj-1Ny-1@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Thu, Apr 14, 2016 at 04:48:32PM -0700, Andrey Ulanov wrote:
> +++ b/fs/namespace.c
> @@ -1562,6 +1562,7 @@ void __detach_mounts(struct dentry *dentry)
> goto out_unlock;
>
> lock_mount_hash();
> + event++;
That part makes sense.
> -/*
> +/*
> * Is the caller allowed to modify his namespace?
> */
> static inline bool may_mount(void)
> @@ -1765,6 +1766,7 @@ void drop_collected_mounts(struct vfsmount *mnt)
> {
> namespace_lock();
> lock_mount_hash();
> + event++;
... but what the hell is this one for?
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[PATCH] namespace: update event counter when umounting a deleted dentry Andrey Ulanov <andreyu@google.com> - 2016-04-15 01:50 +0200 Re: [PATCH] namespace: update event counter when umounting a deleted dentry Al Viro <viro@ZenIV.linux.org.uk> - 2016-04-15 03:00 +0200
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