On Fri, Aug 25, 2017 at 11:14:45AM -0400, Theodore Ts'o wrote: > > I don't know of anyone that actually uses the flag. If someone did > > that would probably run into problems like changing that changing it > > on a file that's currently mmaped would crash an burn badly. > > Crash and burn meaning the *kernel* will crash and burn? Or will data > be damaged? > > Given that, maybe XFS should withdraw support for the DAX and hope no > one is actually using it? Nah, -o dax works very well. It's just the flag instead of the -o dax option or rather switching it on a mapped file will probably be very dangerous. > > - Ted > > > > -- > To unsubscribe from this list: send the line "unsubscribe linux-xfs" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html ---end quoted text---
