linux-kernel - Re: [PATCH 5/9] exofs: dir_inode and directory operations

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Date:	Wed, 31 Dec 2008 17:33:58 +0200
From:	Boaz Harrosh <bharrosh@...asas.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
CC:	avishay@...il.com, jeff@...zik.org, viro@...IV.linux.org.uk,
	linux-fsdevel@...r.kernel.org, osd-dev@...n-osd.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 5/9] exofs: dir_inode and directory operations

Andrew Morton wrote:
> On Tue, 16 Dec 2008 17:28:57 +0200
> Boaz Harrosh <bharrosh@...asas.com> wrote:
> 
>> implementation of directory and inode operations.
>>
>> * A directory is treated as a file, and essentially contains a list
>>   of <file name, inode #> pairs for files that are found in that
>>   directory. The object IDs correspond to the files' inode numbers
>>   and are allocated using a 64bit incrementing global counter.
>> * Each file's control block (AKA on-disk inode) is stored in its
>>   object's attributes. This applies to both regular files and other
>>   types (directories, device files, symlinks, etc.).
>>
>> ...
>>
>>  fs/exofs/dir.c   |  649 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
> 
> yes, this does look rather ext2-like ;)
> 
> How long ago was the code cloned from ext2?  iirc there have been a
> number of fairly subtle bugs fixed in ext2/dir.c over the past year or
> three.  If the code was not quite recently cloned then I'd suggest that
> you spend a bit of time looking through the ext2 changelogs, see if
> there are any bugfixes which needs to be ported.
> 
> 

Long! Like Linux-v2.6.10 ;)

I will git-log the files in question and see if any of the bugs
are relevant here. (They should be).

Thanks that is most valuable input.
Boaz
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