linux-kernel - Re: [patch 4/8] fs, exportfs: Add export_encode_inode

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Message-ID: <5033883C.7050200@panasas.com>
Date:	Tue, 21 Aug 2012 16:08:12 +0300
From:	Boaz Harrosh <bharrosh@...asas.com>
To:	Pavel Emelyanov <xemul@...allels.com>
CC:	"J. Bruce Fields" <bfields@...ldses.org>,
	"Aneesh Kumar K.V" <aneesh.kumar@...ux.vnet.ibm.com>,
	Al Viro <viro@...iv.linux.org.uk>,
	Cyrill Gorcunov <gorcunov@...nvz.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-fsdevel@...r.kernel.org" <linux-fsdevel@...r.kernel.org>,
	Alexey Dobriyan <adobriyan@...il.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	James Bottomley <jbottomley@...allels.com>,
	Matthew Helsley <matt.helsley@...il.com>
Subject: Re: [patch 4/8] fs, exportfs: Add export_encode_inode_fh helper

On 08/21/2012 03:59 PM, Pavel Emelyanov wrote:

> On 08/21/2012 04:51 PM, Boaz Harrosh wrote:
>> On 08/21/2012 03:29 PM, J. Bruce Fields wrote:
>> <>
> 
> Strictly speaking -- no we don't. Migration should to work across kernel
> versions (from older to newer). Why kernel version matters in this case?


I was thinking of an FS that used to not implement export_fh but starts
to in the new version. Or some other such change in fhandles. But it's
such a far fetch I agree.

Boaz
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