On Mon, Feb 18, 2008 at 08:52:10AM -0500, Ric Wheeler wrote: > I understand that. Most of the time, dm or md devices are composed of > uniform components which will uniformly support (or not) the cache flush > commands used by barriers. As a dm developer, it's "almost none of the time" because trivial configurations aren't the ones that require lots of testing effort.
Let's stop arguing over "most of the time":-) As Andi points out, there are certainly enough real-world users of "single linear or crypt target using one physical device" for it to be worth our supporting it. Alasdair -- [EMAIL PROTECTED] -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/