Re: wishful thinking about atomic, multi-sector or full MD stripewidth, writes in storage

From: Mark Lord
Date: Fri Sep 04 2009 - 17:21:39 EST


Ric Wheeler wrote:
..
You must disable the write cache on these commodity drives *if* the MD RAID level does not support barriers properly.
..

Rather than further trying to cripple Linux on the notebook,
(it's bad enough already)..

How about instead, *fixing* the MD layer to properly support barriers?
That would be far more useful, productive, and better for end-users.

Cheers
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/