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From: "Luis R. Rodriguez" <mcgrof@suse.com>
To: Andy Lutomirski <luto@kernel.org>
Cc: Jason Cooper <jason@lakedaemon.net>,
	"ksummit-discuss@lists.linuxfoundation.org"
	<ksummit-discuss@lists.linuxfoundation.org>,
	James Bottomley <James.Bottomley@hansenpartnership.com>,
	Mark Brown <broonie@sirena.org.uk>
Subject: Re: [Ksummit-discuss] Last minute nominations: mcgrof and toshi
Date: Mon, 1 Aug 2016 19:29:20 +0200	[thread overview]
Message-ID: <20160801172920.GU3296@wotan.suse.de> (raw)
In-Reply-To: <CALCETrV6y79898-+M8Mpvhm-e2_VXvSyQQPwY25YdeuJhCe1zg@mail.gmail.com>

On Sun, Jul 31, 2016 at 11:20:08AM -0700, Andy Lutomirski wrote:
> If IMA doesn't want or need to verify the purpose of the loaded file, fine.

So other than origin you are indicating a proper LSM that would want to vet firmware
should want purpose ? Is that right? If so I'd like to understand this suggestion
a bit better given we already have. So we have:

#define __kernel_read_file_id(id) \                                             
        id(UNKNOWN, unknown)            \                                       
        id(FIRMWARE, firmware)          \                                       
        id(FIRMWARE_PREALLOC_BUFFER, firmware)  \                               
        id(MODULE, kernel-module)               \                               
        id(KEXEC_IMAGE, kexec-image)            \                               
        id(KEXEC_INITRAMFS, kexec-initramfs)    \                               
        id(POLICY, security-policy)             \                               
        id(MAX_ID, )   

                                                                                
#define __fid_enumify(ENUM, dummy) READING_ ## ENUM,                            
#define __fid_stringify(dummy, str) #str,                                       
                                                                                
enum kernel_read_file_id {                                                      
        __kernel_read_file_id(__fid_enumify)                                    
};

extern int kernel_read_file_from_path(char *, void **, loff_t *, loff_t,        
                                      enum kernel_read_file_id);

Are you saying FIRMWARE id is not sufficient ? What would be an example
purpose be here for FIRMWARE ?

  Luis

  parent reply	other threads:[~2016-08-01 17:29 UTC|newest]

Thread overview: 101+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-08-04 15:26 Luis R. Rodriguez
2015-08-04 22:20 ` Toshi Kani
2016-07-15 19:50 ` Mimi Zohar
2016-07-15 19:57   ` Mimi Zohar
2016-07-16  0:52     ` Mark Brown
2016-07-26 14:42       ` David Woodhouse
2016-07-27 14:04         ` [Ksummit-discuss] [TECH TOPIC] Signature management - keys, modules, firmware, was: " Jason Cooper
2016-07-27 14:58           ` Mark Rutland
2016-07-27 18:17           ` Stephen Hemminger
2016-07-27 18:36             ` Andy Lutomirski
2016-07-29 12:29           ` Ben Hutchings
2016-08-05 17:16             ` Mimi Zohar
2016-08-05 18:24               ` Ben Hutchings
2016-08-02 12:54           ` Linus Walleij
2016-08-02 14:00             ` Jason Cooper
2016-08-02 14:09               ` David Woodhouse
     [not found]               ` <CALCETrUjn7TeGbS4TQ+OFih-nby2Rh54i5177MOwqjTYDBMO=A@mail.gmail.com>
     [not found]                 ` <CALCETrU6aQ5PR_+M7QHkTWos6i6vVS2nvEQDwr5ktBkWu-5MKw@mail.gmail.com>
     [not found]                   ` <CALCETrW8uRK4cuQ+B6NPcO0pY-=-HRDf4LZk4xv2QdPzNEvMCg@mail.gmail.com>
     [not found]                     ` <CALCETrW_mQLmR6g_Ar8Nnpr7CRFZhth=Hj9C901Gj7_WSp=yEQ@mail.gmail.com>
2016-08-02 14:53                       ` Andy Lutomirski
2016-08-02 14:13             ` James Bottomley
2016-08-03  9:47               ` Linus Walleij
2016-08-03 10:00                 ` Jiri Kosina
2016-08-03 10:28                 ` Jani Nikula
2016-08-03 10:41                   ` Linus Walleij
2016-08-03 11:18                     ` Jani Nikula
2016-08-03 15:19                     ` Jason Cooper
2016-08-12 12:38                 ` Vinod Koul
2016-08-12 12:39                   ` David Woodhouse
2016-08-12 12:54                   ` Andy Lutomirski
2016-08-12 13:00                     ` David Woodhouse
2016-08-12 13:12                     ` Vinod Koul
2016-07-27 14:08         ` David Howells
2016-07-27 14:10           ` Ard Biesheuvel
2016-07-27 14:23             ` Mark Brown
2016-07-27 15:06         ` [Ksummit-discuss] " James Bottomley
2016-08-01 10:22           ` Johannes Berg
2016-07-27 15:37         ` David Howells
2016-07-27 16:14           ` James Bottomley
2016-07-27 17:57             ` Andy Lutomirski
2016-07-27 19:00               ` James Bottomley
2016-07-27 19:20                 ` Andy Lutomirski
2016-07-27 19:50                   ` James Bottomley
2016-07-27 16:07         ` David Howells
2016-07-27 16:25           ` James Bottomley
2016-07-27 16:10         ` David Howells
2016-07-27 16:14         ` David Howells
2016-07-27 16:28           ` James Bottomley
2016-07-27 16:36             ` James Bottomley
2016-07-27 17:20               ` Luis R. Rodriguez
2016-07-27 17:51                 ` James Bottomley
2016-07-27 18:57                   ` Luis R. Rodriguez
2016-07-27 19:37               ` Mimi Zohar
2016-07-27 20:09                 ` Andy Lutomirski
2016-07-27 22:54                   ` Mimi Zohar
2016-07-27 23:15                     ` Andy Lutomirski
2016-07-28  3:17                       ` Mimi Zohar
2016-07-28  3:29                         ` Andy Lutomirski
2016-07-28 16:57                   ` Jason Cooper
2016-07-29 22:10                     ` Mimi Zohar
2016-07-29 22:25                       ` Andy Lutomirski
2016-07-30 16:36                         ` Luis R. Rodriguez
2016-07-31  3:08                           ` Mimi Zohar
2016-07-31  3:09                             ` Andy Lutomirski
2016-07-31 15:31                               ` Mimi Zohar
2016-07-31 16:19                                 ` Andy Lutomirski
2016-07-31 17:28                                   ` Mimi Zohar
2016-07-31 18:20                                     ` Andy Lutomirski
2016-08-01  1:52                                       ` Mimi Zohar
2016-08-01 17:29                                       ` Luis R. Rodriguez [this message]
2016-08-01 17:59                                         ` Andy Lutomirski
2016-08-01 20:23                                           ` Luis R. Rodriguez
2016-08-01 20:37                                             ` Andy Lutomirski
2016-08-01 20:57                                               ` Luis R. Rodriguez
2016-08-01 21:14                                                 ` Andy Lutomirski
2016-08-01 22:56                                                   ` Jason Cooper
2016-08-01 23:12                                                     ` Andy Lutomirski
2016-08-02  0:33                                                   ` James Bottomley
     [not found]                                                     ` <CALCETrXHfUULy-EB13Kbkjwco-2UVgsuRsG+OicZT6_uOkzeqA@mail.gmail.com>
     [not found]                                                       ` <CALCETrWqpQV1AyxVx5eTkJiOe3t7ZFpSAuN2RG3JNHD-gqm0uA@mail.gmail.com>
2016-08-02  0:48                                                         ` Andy Lutomirski
2016-08-02  1:13                                                           ` James Bottomley
2016-08-02  1:23                                                             ` Andy Lutomirski
2016-08-02 18:12                                                               ` James Bottomley
2016-08-01 22:21                                           ` Mimi Zohar
2016-08-01 22:36                                             ` Andy Lutomirski
2016-08-01 23:02                                               ` Mimi Zohar
2016-08-01 23:04                                               ` Jason Cooper
2016-08-01 23:13                                                 ` Andy Lutomirski
2016-08-01 23:30                                                   ` Jason Cooper
     [not found]                                                     ` <CALCETrWDsMdU2-AWQC4wYvotnNd2ydWT15Ckq0nZaNRJZOtZ-g@mail.gmail.com>
     [not found]                                                       ` <CALCETrW-P8+yGuEgM2BT+aCfZqJ=ekB2Xsz+4xhWtdRpprJHNw@mail.gmail.com>
2016-08-01 23:45                                                         ` Andy Lutomirski
2016-08-02 12:20                                                           ` Jason Cooper
     [not found]                                                             ` <CALCETrVEY=opRPGKy=P9h8s+TC_K19WnBJ2svXT+=_FnqRF1Mw@mail.gmail.com>
     [not found]                                                               ` <CALCETrVZtn_SmeN1YX9_+2g+bEAHsfJJ7KQH7-eC_mU3O+0x2w@mail.gmail.com>
2016-08-02 15:07                                                                 ` Andy Lutomirski
2016-08-03 16:44                                                                   ` Jason Cooper
2016-08-03 17:20                                                                     ` Andy Lutomirski
2016-08-03 17:50                                                                       ` Jason Cooper
2016-08-01 17:15                                   ` Luis R. Rodriguez
2016-08-02 18:55                   ` Andy Lutomirski
2016-08-02 19:02                     ` Ard Biesheuvel
2016-08-02 19:08                       ` Andy Lutomirski
2016-08-02 19:14                         ` Ard Biesheuvel
2016-08-02 19:17                           ` Andy Lutomirski
2016-08-02 19:20                             ` Ard Biesheuvel
2016-08-02 20:22                               ` Ard Biesheuvel
2016-07-29 12:43               ` Ben Hutchings
2016-07-29 17:57                 ` Mimi Zohar

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