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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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55 lines
1.5 KiB
C
55 lines
1.5 KiB
C
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/*
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* Copyright (C) 2015 Juniper Networks, Inc.
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*
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* Author:
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* Petko Manolov <petko.manolov@konsulko.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation, version 2 of the
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* License.
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*
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*/
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#include <linux/export.h>
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#include <linux/kernel.h>
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#include <linux/sched.h>
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#include <linux/cred.h>
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#include <linux/err.h>
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#include <linux/module.h>
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#include <keys/asymmetric-type.h>
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struct key *ima_mok_keyring;
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struct key *ima_blacklist_keyring;
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/*
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* Allocate the IMA MOK and blacklist keyrings
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*/
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__init int ima_mok_init(void)
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{
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pr_notice("Allocating IMA MOK and blacklist keyrings.\n");
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ima_mok_keyring = keyring_alloc(".ima_mok",
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KUIDT_INIT(0), KGIDT_INIT(0), current_cred(),
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(KEY_POS_ALL & ~KEY_POS_SETATTR) |
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KEY_USR_VIEW | KEY_USR_READ |
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KEY_USR_WRITE | KEY_USR_SEARCH,
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KEY_ALLOC_NOT_IN_QUOTA, NULL);
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ima_blacklist_keyring = keyring_alloc(".ima_blacklist",
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KUIDT_INIT(0), KGIDT_INIT(0), current_cred(),
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(KEY_POS_ALL & ~KEY_POS_SETATTR) |
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KEY_USR_VIEW | KEY_USR_READ |
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KEY_USR_WRITE | KEY_USR_SEARCH,
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KEY_ALLOC_NOT_IN_QUOTA, NULL);
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if (IS_ERR(ima_mok_keyring) || IS_ERR(ima_blacklist_keyring))
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panic("Can't allocate IMA MOK or blacklist keyrings.");
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set_bit(KEY_FLAG_TRUSTED_ONLY, &ima_mok_keyring->flags);
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set_bit(KEY_FLAG_TRUSTED_ONLY, &ima_blacklist_keyring->flags);
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return 0;
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}
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module_init(ima_mok_init);
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