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Re: [PATCH 1/6] statx: Add a system call to make enhanced file info available

From David Howells <dhowells@redhat.com>
Newsgroups linux.kernel
Subject Re: [PATCH 1/6] statx: Add a system call to make enhanced file info available
Date 2016-05-05 22:10 +0200
Message-ID <rvxKV-6Mo-1@gated-at.bofh.it> (permalink)
References (1 earlier) <rtgbv-69i-7@gated-at.bofh.it> <rtgby-69i-51@gated-at.bofh.it> <rvdVV-4gE-45@gated-at.bofh.it> <rvfbj-5Sz-5@gated-at.bofh.it> <rvxrz-6ic-7@gated-at.bofh.it>
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Jeff Layton <jlayton@poochiereds.net> wrote:

> I don't see a real attack vector here either, but OTOH is there a
> potential user of this at the moment?

I'm not sure.  BSD stat has an st_gen, so it's possible something out there
will use it if it exists.

> An earlier chunk of the patch description says:
> 
> (7) Inode generation number: Useful for FUSE and userspace NFS servers
>      [Bernd Schubert].  This was asked for but later deemed unnecessary
>      with the open-by-handle capability available
> 
> ...the last bit seems to indicate that we don't really need this
> anyway, as most userland servers now work with filehandles from the
> kernel.
> 
> Maybe leave it out for now? It can always be added later.

Yeah...  probably a good idea.

David

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Thread

[RFC][PATCH 0/6] Enhanced file stat system call David Howells <dhowells@redhat.com> - 2016-04-29 15:00 +0200
  [PATCH 4/6] statx: NFS: Return enhanced file attributes David Howells <dhowells@redhat.com> - 2016-04-29 15:00 +0200
    Re: [PATCH 4/6] statx: NFS: Return enhanced file attributes Andreas Dilger <adilger@dilger.ca> - 2016-05-03 00:50 +0200
  [PATCH 6/6] statx: CIFS: Return enhanced attributes David Howells <dhowells@redhat.com> - 2016-04-29 15:00 +0200
  [PATCH 3/6] statx: Ext4: Return enhanced file attributes David Howells <dhowells@redhat.com> - 2016-04-29 15:00 +0200
    Re: [PATCH 3/6] statx: Ext4: Return enhanced file attributes Andreas Dilger <adilger@dilger.ca> - 2016-05-03 00:50 +0200
      Re: [PATCH 3/6] statx: Ext4: Return enhanced file attributes David Howells <dhowells@redhat.com> - 2016-05-03 22:30 +0200
    Re: [PATCH 3/6] statx: Ext4: Return enhanced file attributes Christoph Hellwig <hch@infradead.org> - 2016-05-08 10:40 +0200
  [PATCH 5/6] statx: Make windows attributes available for CIFS,  NTFS and FAT to use David Howells <dhowells@redhat.com> - 2016-04-29 15:10 +0200
    Re: [PATCH 5/6] statx: Make windows attributes available for CIFS, NTFS and FAT to use Andreas Dilger <adilger@dilger.ca> - 2016-05-03 01:00 +0200
      Re: [PATCH 5/6] statx: Make windows attributes available for CIFS, NTFS and FAT to use David Howells <dhowells@redhat.com> - 2016-05-03 22:30 +0200
    Re: [PATCH 5/6] statx: Make windows attributes available for CIFS,  NTFS and FAT to use Christoph Hellwig <hch@infradead.org> - 2016-05-08 10:40 +0200
  [PATCH 2/6] statx: AFS: Return enhanced file attributes David Howells <dhowells@redhat.com> - 2016-04-29 15:20 +0200
  Re: [RFC][PATCH 0/6] Enhanced file stat system call Jeff Layton <jlayton@poochiereds.net> - 2016-04-30 23:10 +0200
  Re: [PATCH 1/6] statx: Add a system call to make enhanced file info available David Howells <dhowells@redhat.com> - 2016-05-03 18:00 +0200
  Re: [RFC][PATCH 0/6] Enhanced file stat system call Arnd Bergmann <arnd@arndb.de> - 2016-05-04 15:50 +0200
    Re: [RFC][PATCH 0/6] Enhanced file stat system call Steve French <smfrench@gmail.com> - 2016-05-06 04:10 +0200
      Re: [RFC][PATCH 0/6] Enhanced file stat system call Arnd Bergmann <arnd@arndb.de> - 2016-05-09 15:10 +0200
  Re: [PATCH 1/6] statx: Add a system call to make enhanced file info  available Dave Chinner <david@fromorbit.com> - 2016-05-05 01:00 +0200
    Re: [PATCH 1/6] statx: Add a system call to make enhanced file info available NeilBrown <nfbrown@novell.com> - 2016-05-05 02:20 +0200
      Re: [PATCH 1/6] statx: Add a system call to make enhanced file info  available Jeff Layton <jlayton@poochiereds.net> - 2016-05-05 21:50 +0200
        Re: [PATCH 1/6] statx: Add a system call to make enhanced file info available David Howells <dhowells@redhat.com> - 2016-05-05 22:10 +0200
          Re: [PATCH 1/6] statx: Add a system call to make enhanced file info  available Dave Chinner <david@fromorbit.com> - 2016-05-06 03:50 +0200
        Re: [PATCH 1/6] statx: Add a system call to make enhanced file info  available bfields@fieldses.org (J. Bruce Fields) - 2016-05-06 20:10 +0200
    Re: [PATCH 1/6] statx: Add a system call to make enhanced file info  available bfields@fieldses.org (J. Bruce Fields) - 2016-05-06 20:30 +0200
      Re: [PATCH 1/6] statx: Add a system call to make enhanced file info  available Dave Chinner <david@fromorbit.com> - 2016-05-09 03:50 +0200
        Re: [PATCH 1/6] statx: Add a system call to make enhanced file info  available "J. Bruce Fields" <bfields@fieldses.org> - 2016-05-09 04:50 +0200
  Re: [PATCH 1/6] statx: Add a system call to make enhanced file info available NeilBrown <nfbrown@novell.com> - 2016-05-05 02:00 +0200
  Re: [PATCH 1/6] statx: Add a system call to make enhanced file info  available Christoph Hellwig <hch@infradead.org> - 2016-05-08 10:40 +0200
    Re: [PATCH 1/6] statx: Add a system call to make enhanced file info  available Jeff Layton <jlayton@poochiereds.net> - 2016-05-09 14:10 +0200
      Re: [PATCH 1/6] statx: Add a system call to make enhanced file info  available Christoph Hellwig <hch@infradead.org> - 2016-05-10 09:10 +0200
        Re: [PATCH 1/6] statx: Add a system call to make enhanced file info  available Jeff Layton <jlayton@poochiereds.net> - 2016-05-10 15:30 +0200
    Re: [PATCH 1/6] statx: Add a system call to make enhanced file info available David Howells <dhowells@redhat.com> - 2016-05-09 15:00 +0200
      Re: [PATCH 1/6] statx: Add a system call to make enhanced file info available David Howells <dhowells@redhat.com> - 2016-05-09 15:10 +0200
      Re: [PATCH 1/6] statx: Add a system call to make enhanced file info  available Trond Myklebust <trondmy@primarydata.com> - 2016-05-09 15:40 +0200
      Re: [PATCH 1/6] statx: Add a system call to make enhanced file info  available Christoph Hellwig <hch@infradead.org> - 2016-05-10 09:10 +0200
        Re: [PATCH 1/6] statx: Add a system call to make enhanced file info available David Howells <dhowells@redhat.com> - 2016-05-10 10:30 +0200
          Re: [PATCH 1/6] statx: Add a system call to make enhanced file info  available Christoph Hellwig <hch@infradead.org> - 2016-05-12 11:20 +0200
    Re: [PATCH 1/6] statx: Add a system call to make enhanced file info available David Howells <dhowells@redhat.com> - 2016-05-09 15:40 +0200
      Re: [PATCH 1/6] statx: Add a system call to make enhanced file info  available Christoph Hellwig <hch@infradead.org> - 2016-05-10 09:10 +0200
        Re: [PATCH 1/6] statx: Add a system call to make enhanced file info available David Howells <dhowells@redhat.com> - 2016-05-10 10:50 +0200
          Re: [PATCH 1/6] statx: Add a system call to make enhanced file info  available Christoph Hellwig <hch@infradead.org> - 2016-05-12 11:20 +0200
    Re: [PATCH 1/6] statx: Add a system call to make enhanced file info available David Howells <dhowells@redhat.com> - 2016-05-09 15:50 +0200

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