svn commit: r232317 - in head: . sys/kern sys/sys

[Bjoern A. Zeeb]

On 29. Feb 2012, at 21:38 , Mikolaj Golub wrote:

> Author: trociny
> Date: Wed Feb 29 21:38:31 2012
> New Revision: 232317
> URL: http://svn.freebsd.org/changeset/base/232317
> 
> Log:
>  Introduce VOP_UNP_BIND(), VOP_UNP_CONNECT(), and VOP_UNP_DETACH()
>  operations for setting and accessing vnode's v_socket field.
> 
>  The operations are necessary to implement proper unix socket handling
>  on layered file systems like nullfs(5).
> 
>  This change fixes the long standing issue with nullfs(5) being in that
>  unix sockets did not work between lower and upper layers: if we bound
>  to a socket on the lower layer we could connect only to the lower
>  path; if we bound to the upper layer we could connect only to the
>  upper path. The new behavior is one can connect to both the lower and
>  the upper paths regardless what layer path one binds to.

At this point I wonder if jhb has added (enough) spares with an earlier MFC of another change or whether we'll break thing again?


> 
>  PR:		kern/51583, kern/159663
>  Suggested by:	kib
>  Reviewed by:	arch
>  MFC after:	2 weeks

-- 
Bjoern A. Zeeb                                 You have to have visions!
   It does not matter how good you are. It matters what good you do!