linux-kernel - Re: nfsd bug: create file with specific uid/gid

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Date:	Sat, 1 Dec 2007 11:36:18 -0000
From:	"Roger Willcocks" <roger@...mlight.ltd.uk>
To:	"J. Bruce Fields" <bfields@...ldses.org>
Subject: Re: nfsd bug: create file with specific uid/gid

J. Bruce Fields wrote:

> On Fri, Nov 30, 2007 at 05:06:03PM +0000, Roger Willcocks wrote:
>> nfsd/vfs.c:nfsd_create (the v2 version of create) says:
>>
>> "Set file attributes. Mode has already been set and
>> setting uid/gid works only for root"
>>
>> but it doesn't actually test for root-ness
...
> Assignments (especially with things like &=) inside of conditionals
> always make my head hurt for some reason.  So maybe something like the
> below?

The patch looks fine to me, note that nfsd_create_v3 needs fixing too.

>
> Thanks for the bug report!  (And, by the way, how did you run across
> this?)
>

I'm working on an NFSp-like server for our clustered file system and my data 
file creates were not working as expected.

--
Roger

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