inode checkpoints

[Artem B. Bityuckiy]

David Woodhouse wrote:
> On Mon, 2004-10-04 at 17:07 +0400, Artem B. Bityuckiy wrote:
> 
>>FIFOs, blk/chr dvice files *always have only one valid node at a time* 
>>(right?). Thus, when building the inode cache, we may only read the node 
>>with the highest version (which is found by scanning the correspondent 
>>node_ref list) and read *only* this node. If it is OK (CRC is right), no 
>>need to read more. If CRC is bad, read the older one...  Checkpoints 
>>aren't needed, this is *another* improvement...
>>
>>How about this scheme?
> 
> 
> Seems sane.
>
So, this isn't the subject of my improvement. But it is nice we 
discussed this too - somebody could implement this. :-)

-- 
Best Regards,
Artem B. Bityuckiy,
St.-Petersburg, Russia.