On Sat, Dec 14, 2013 at 10:15:21AM +1100, Nigel Cunningham wrote: > Hi again. > > On 14/12/13 10:07, Tejun Heo wrote: > >Hello, Nigel. > > > >On Sat, Dec 14, 2013 at 09:45:59AM +1100, Nigel Cunningham wrote: > >>In your first email, in the first substantial paragraph (starting > >>"Now, if the rest.."), you say "libata device removal waits for the > >>scheduled writeback work item to finish". I wonder if that's the > >>lynchpin. If we know the device is gone, why are we trying to write > >>to it? > >It's just a standard part of block device removal - > >invalidate_partition(), bdi_wb_shutdown(). > Mmm. But perhaps there needs to be some special code in there to > handle the "we can't write to this device anymore" case?
I've been asking for that "special code" for years, Nigel... :/ Cheers, Dave. -- Dave Chinner da...@fromorbit.com -- 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/
