On Mon, 2015-08-24 at 00:53 -0700, Christoph Hellwig wrote: > On Mon, Aug 24, 2015 at 10:13:25AM +0300, Artem Bityutskiy wrote: > > 1. we are the only FS erroring out on O_DIRECT > > 2. other file-systems not supporting direct IO just fake it > > There are lots of file systems not supporting O_DIRECT, but ubifs > might > be the most common one. Given that O_DIRECT implementations aren't > hard, so what's holding back a real implementation?
Back when we were writing UBIFS, we did not need direct IO, so we did not implement it. But yes, probably someone who cares could just try implementing this feature. Artem. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/