On Tue, 2017-04-18 at 16:30 +0100, David Howells wrote: > Ben Hutchings <ben@xxxxxxxxxxxxxxx> wrote: > > > So it's generally not going to be OK to turn off debugfs. There will > > probably need to be a distinction between believed-safe and unsafe > > directories/files. > > Any suggestion on how to mark this distinction? I don't know. > I'd prefer not to modify every read/write op associated with a > debugfs file. I think debugfs should be assumed unsafe by default. So only the believed-safe parts would need to be changed. > Modify > DEFINE_DEBUGFS_ATTRIBUTE() maybe? And provide lockable variants of > debugfs_create_u8() and co.? That could help. Ben. -- Ben Hutchings The world is coming to an end. Please log off.
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