add boot partition size

hc

2023-12-11 d2ccde1c8e90d38cee87a1b0309ad2827f3fd30d

 kernel/security/keys/proc.c
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@@ -1,15 +1,10 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /* procfs files for key database enumeration
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  *
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  * Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
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  * Written by David Howells (dhowells@redhat.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
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- * as published by the Free Software Foundation; either version
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- * 2 of the License, or (at your option) any later version.
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  */
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-#include <linux/module.h>
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 #include <linux/init.h>
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 #include <linux/sched.h>
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 #include <linux/fs.h>
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@@ -173,7 +168,8 @@
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 		.match_data.cmp		= lookup_user_key_possessed,
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 		.match_data.raw_data	= key,
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 		.match_data.lookup_type	= KEYRING_SEARCH_LOOKUP_DIRECT,
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-		.flags			= KEYRING_SEARCH_NO_STATE_CHECK,
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+		.flags			= (KEYRING_SEARCH_NO_STATE_CHECK |
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+					   KEYRING_SEARCH_RECURSE),
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 	};
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 	key_ref = make_key_ref(key, 0);
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@@ -182,7 +178,9 @@
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 	 * skip if the key does not indicate the possessor can view it
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 	 */
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 	if (key->perm & KEY_POS_VIEW) {
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-		skey_ref = search_my_process_keyrings(&ctx);
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+		rcu_read_lock();
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+		skey_ref = search_cred_keyrings_rcu(&ctx);
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+		rcu_read_unlock();
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 		if (!IS_ERR(skey_ref)) {
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 			key_ref_put(skey_ref);
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 			key_ref = make_key_ref(key, 1);