On Thu, Feb 04, 2016 at 02:00:16AM +0800, joeyli wrote:
> On Wed, Feb 03, 2016 at 11:43:54AM -0500, Peter Jones wrote:
> > "rm -rf" is bricking some peoples' laptops because of variables being
> > used to store non-reinitializable firmware driver data that's required
> > to POST the hardware.
> >
> > These are 100% bugs, and they need to be fixed, but in the mean time it
> > shouldn't be easy to *accidentally* brick machines.
> >
> > We have to have delete working, and picking which variables do and don't
> > work for deletion is quite intractable, so instead make everything
> > immutable by default (except for a whitelist), and make tools that
> > aren't quite so broad-spectrum unset the immutable flag.
> >
> > v2: adds Timeout to our whitelist.
> > v3:
> > - takes the extra Timeout out of the whitelist
> > - fixes whitelist matching to actually work
> > - inverts the flag on efivarfs_get_inode() and calls it is_removable
> > - adds documentation and test cases
> >
> > Signed-off-by: Peter Jones <pjones@xxxxxxxxxx>
>
> Tested-by: Lee, Chun-Yi <jlee@xxxxxxxx>
Is this to say on 4/5 you did s/new_var->var./new_var->/ and then tested
the whole set?
--
Peter
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