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From: "Vladimir V. Saveliev" <vs@namesys.com>
To: Andrew Morton <akpm@osdl.org>
Cc: linux-kernel@vger.kernel.org, Christoph Hellwig <hch@lst.de>
Subject: Re: bug in get_name of export operations?
Date: Tue, 20 Dec 2005 14:35:03 +0300	[thread overview]
Message-ID: <43A7EC67.5030400@namesys.com> (raw)
In-Reply-To: <20051220025209.df6d5c81.akpm@osdl.org>

Hello

Andrew Morton wrote:
> "Vladimir V. Saveliev" <vs@namesys.com> wrote:
>>Hello
>>
>>Please point my error if I am wrong:
>>
>>fs/exportfs/expfs.c:get_name() opens a directory with:
>>file = dentry_open(dget(dentry), NULL, O_RDONLY);
>>which results in file where file->f_vfsmnt == NULL.
>>
>>Then fs/readdir.c:vfs_readdir() and, therefore,
>>include/linux/fs.h:file_accessed(file) are called.
>>file_accessed() calls fs/inode.c:touch_atime() which tryies to dereference mnt
>>which is NULL.
>>
> 
> I think you're looking at the -mm tree, in which Christoph changed all that
> stuff.
> 

Ah, sorry, yes, I found that in 2.6.15-rc5-mm3


      reply	other threads:[~2005-12-20 11:36 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-12-19 14:56 bug in get_name of export operations? Vladimir V. Saveliev
2005-12-20 10:52 ` Andrew Morton
2005-12-20 11:35   ` Vladimir V. Saveliev [this message]

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