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45 lines
1.1 KiB
C
45 lines
1.1 KiB
C
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/*
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* Copyright (C) 2016 IBM Corporation
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*
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* Authors:
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* Thiago Jung Bauermann <bauerman@linux.vnet.ibm.com>
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* Mimi Zohar <zohar@linux.vnet.ibm.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#include "ima.h"
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/*
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* Restore the measurement list from the previous kernel.
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*/
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void ima_load_kexec_buffer(void)
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{
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void *kexec_buffer = NULL;
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size_t kexec_buffer_size = 0;
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int rc;
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rc = ima_get_kexec_buffer(&kexec_buffer, &kexec_buffer_size);
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switch (rc) {
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case 0:
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rc = ima_restore_measurement_list(kexec_buffer_size,
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kexec_buffer);
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if (rc != 0)
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pr_err("Failed to restore the measurement list: %d\n",
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rc);
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ima_free_kexec_buffer();
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break;
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case -ENOTSUPP:
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pr_debug("Restoring the measurement list not supported\n");
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break;
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case -ENOENT:
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pr_debug("No measurement list to restore\n");
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break;
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default:
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pr_debug("Error restoring the measurement list: %d\n", rc);
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}
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}
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