Re: [PATCH v5 2/5] efi: Add embedded peripheral firmware support

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On Thu, 2018-05-03 at 22:23 +0000, Luis R. Rodriguez wrote:
> On Tue, May 01, 2018 at 03:27:27PM -0400, Mimi Zohar wrote:
> > On Tue, 2018-05-01 at 21:11 +0200, Hans de Goede wrote:
> > > Only the pre hook?  I believe the post-hook should still be called too,
> > > right? So that we've hashes of all loaded firmwares in the IMA core.
> > 
> > Good catch!  Right, if IMA-measurement is enabled, then we would want
> > to add the measurement.
> 
> Mimi, just a heads up, we only use the post hook for the syfs fallback
> mechanism, ie, we don't even use the post hook for direct fs lookup.
> Do we want that there?

The direct fs lookup calls kernel_read_file_from_path(), which calls
the security_kernel_read_file() and security_kernel_post_read_file()
hooks.  So there is no need to add a direct call to either of these
security calls.

Mimi



  

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