> The current fix is to move re-acquire of i_sem after all
> devfs_d_revalidate_wait waiters have been waked up.
Directory modifications appear to be under write_lock(&dir->u.dir.lock); so
that obvious problem is covered. Your patch might introduce a race around
_devfs_get_vfs_inode() - two CPUs running that against the same inode at
the same time?
> Andrew, I slightly polished original stack corruption version to look more
> consistent with the rest of devfs;
I think it's Lindent time.
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