Re: [PATCH] move IMMUTABLE|APPEND checks to notify_change()

[Kirill Korotaev <dev@sw.ru>]

Al Viro wrote:
> On Tue, Aug 08, 2006 at 03:44:07PM +0400, Kirill Korotaev wrote:
>
> > [PATCH] move IMMUTABLE|APPEND checks to notify_change()
> >
> > This patch moves lots of IMMUTABLE and APPEND flag checks
> > scattered all around to more logical place in notify_change().
>
>  
> NAK.  For example, you are allowed to do unames(file, NULL) on
> any file you own or can write to, whether it's append-only or
> not.  With your change that gets -EPERM.

Does such check in notify_change() looks better for you?

notify_change():
       if (IS_IMMUTABLE(inode))
               return -EPERM;
       if (IS_APPEND(inode) &&
                       (ia_valid & ~(ATTR_CTIME | ATTR_MTIME | ATTR_ATIME)))
               return -EPERM;

Thanks,
Kirill
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