On Thu, Oct 11, 2012 at 11:32:27AM -0500, ????????? Yang Su Li wrote: > I am not quite whether I should ask this question here, but in terms > of light weight barrier/fsync, could anyone tell me why the device > driver / OS provide the barrier interface other than some other > abstractions anyway? I am sorry if this sounds like a stupid questions > or it has been discussed before.... It does not. Except for the legacy mount option naming there is no such thing as a barrier in Linux these days. -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html