Re: Re4: Reiserfs3 is crashing - where/whom to report?

[Edward Shishkin <edward.shishkin@gmail.com>]

Jaroslav Fojtik wrote:
> Dear Jeff Mahoney,
>
>   
>>> Ok, please, have the 2.6.24.7 kernel and reiserfsprogs-3.6.21
>>> to format a partition:
>>> http://www.kernel.org/pub/linux/utils/fs/reiserfs/reiserfsprogs-3.6.21.tar.gz
>>> Catch all kernel messages and describe steps to reproduce the crash.
>>>       
>> Since reiserfsprogs 3.6.21 doesn't support block sizes < 4k, he'll be
>> unable to.
>>     
>
> I would like to ask you - I have made windiff 3.6.19 and 3.6.21 and I have noted
> several changes.
>
> I can comment this piece of code if you really want to catch and fix 
> a problem found:
>     } else if (blocksize < 4096) {
>         reiserfs_warning (stderr, "Block sizes smaller than 4k "
> 			  "are not supported.\n");
> 	return 0;
>     }
>
> I do not know why these block sizes has been disabled - stability? speed?
> Overflowing block count?
>   
http://bugzilla.kernel.org/show_bug.cgi?id=9108

Reiserfs has never worked properly with small blocksizes, and it was
unpleasant surprise when I saw that it is enabled again in
reiserfsprogs-3.6.19.

IMHO there is no chances to make reiserfs work with 512K blocks.
Other cases should be carefully debugged. Put in longterm todo.

Edward.