On Sun, Apr 28, 2013 at 06:03:44PM +0200, J. Hannken-Illjes wrote: > Unfortunately this also opens a race for do_sys_sync to succeed with > vfs_busy() and call ffs_sync() with mp->mnt_data == NULL -> BOMB.
Setting IMNT_GONE earlier while holding umounting lock would prevent this because it lets dounmount() and vfs_busy() fail. But then we have a mountpoint in the list with that flag set. Do you know any side effects of this? Greetings, -- Michael van Elst Internet: mlel...@serpens.de "A potential Snark may lurk in every tree."