linux-kernel - Re: recent nfs change causes autofs regression

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Message-ID: <46DEA293.9020705@tmr.com>
Date:	Wed, 05 Sep 2007 08:35:31 -0400
From:	Bill Davidsen <davidsen@....com>
To:	David Howells <dhowells@...hat.com>
CC:	Trond Myklebust <trond.myklebust@....uio.no>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Frank van Maarseveen <frankvm@...nkvm.com>,
	Hua Zhong <hzhong@...il.com>,
	"'Linux Kernel Mailing List'" <linux-kernel@...r.kernel.org>,
	akpm@...ux-foundation.org
Subject: Re: recent nfs change causes autofs regression

David Howells wrote:
> Bill Davidsen <davidsen@....com> wrote:
>
>   
>> mount /base on point1 - rw	[ hopefully really r/w ]
>> mount /base on point2 - ro	[ hopefully r/o ]
>>     
>
> I think Al Viro probably has the right idea as to how to fix this: Move the
> R/O R/W flag into vfsmount and count the number of R/W vfsmounts in the
> superblock.  I never quite finished implementing the patch to do this, but I
> can go back and revisit it.
>   
I think Al had a good idea there, that is nice and clean. What about 
bind mounts, will that just fall out?

-- 
bill davidsen <davidsen@....com>
  CTO TMR Associates, Inc
  Doing interesting things with small computers since 1979

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