Re: [PATCH] take 48-bit lba a bit further

[John Bradford]

> Thanks for taking the previous bit Alan, here's an incremental update to
> 2.5.66-ac2. Just cleans up the 'when to use 48-bit lba' logic a bit per
> Andries suggestion, and also expands the request size for 48-bit lba
> capable drives to 512KiB.
> 
> Works perfectly in testing here, ext2/3 generates nice big 512KiB
> requests and the drive flies.

Then, don't we want to be using 48-bit lba all the time on compatible devices
instead of falling back to 28-bit when possible to save a small amount of
instruction overhead?  (Or is that what we're doing already?  I haven't really
had the time to follow this thread).

John.