diff --git a/Documentation/ABI/testing/ima_policy b/Documentation/ABI/testing/ima_policy
index d0d0c57..8ae3f57 100644
--- a/Documentation/ABI/testing/ima_policy
+++ b/Documentation/ABI/testing/ima_policy
@@ -49,11 +49,25 @@
 			dont_measure fsmagic=0x01021994
 			dont_appraise fsmagic=0x01021994
 			# RAMFS_MAGIC
-			dont_measure fsmagic=0x858458f6
 			dont_appraise fsmagic=0x858458f6
+			# DEVPTS_SUPER_MAGIC
+			dont_measure fsmagic=0x1cd1
+			dont_appraise fsmagic=0x1cd1
+			# BINFMTFS_MAGIC
+			dont_measure fsmagic=0x42494e4d
+			dont_appraise fsmagic=0x42494e4d
 			# SECURITYFS_MAGIC
 			dont_measure fsmagic=0x73636673
 			dont_appraise fsmagic=0x73636673
+			# SELINUX_MAGIC
+			dont_measure fsmagic=0xf97cff8c
+			dont_appraise fsmagic=0xf97cff8c
+			# CGROUP_SUPER_MAGIC
+			dont_measure fsmagic=0x27e0eb
+			dont_appraise fsmagic=0x27e0eb
+			# NSFS_MAGIC
+			dont_measure fsmagic=0x6e736673
+			dont_appraise fsmagic=0x6e736673
 
 			measure func=BPRM_CHECK
 			measure func=FILE_MMAP mask=MAY_EXEC
@@ -70,10 +84,6 @@
 		Examples of LSM specific definitions:
 
 		SELinux:
-			# SELINUX_MAGIC
-			dont_measure fsmagic=0xf97cff8c
-			dont_appraise fsmagic=0xf97cff8c
-
 			dont_measure obj_type=var_log_t
 			dont_appraise obj_type=var_log_t
 			dont_measure obj_type=auditd_log_t
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index f6befa9..abc496f 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -1406,7 +1406,7 @@
 
 	ima_template=   [IMA]
 			Select one of defined IMA measurements template formats.
-			Formats: { "ima" | "ima-ng" }
+			Formats: { "ima" | "ima-ng" | "ima-sig" }
 			Default: "ima-ng"
 
 	ima_template_fmt=
diff --git a/crypto/asymmetric_keys/asymmetric_keys.h b/crypto/asymmetric_keys/asymmetric_keys.h
index f973308..3f5b537 100644
--- a/crypto/asymmetric_keys/asymmetric_keys.h
+++ b/crypto/asymmetric_keys/asymmetric_keys.h
@@ -11,6 +11,9 @@
 
 extern struct asymmetric_key_id *asymmetric_key_hex_to_key_id(const char *id);
 
+extern int __asymmetric_key_hex_to_key_id(const char *id,
+					  struct asymmetric_key_id *match_id,
+					  size_t hexlen);
 static inline
 const struct asymmetric_key_ids *asymmetric_key_ids(const struct key *key)
 {
diff --git a/crypto/asymmetric_keys/asymmetric_type.c b/crypto/asymmetric_keys/asymmetric_type.c
index bcbbbd7..b0e4ed2 100644
--- a/crypto/asymmetric_keys/asymmetric_type.c
+++ b/crypto/asymmetric_keys/asymmetric_type.c
@@ -104,6 +104,15 @@
 	return false;
 }
 
+/* helper function can be called directly with pre-allocated memory */
+inline int __asymmetric_key_hex_to_key_id(const char *id,
+				   struct asymmetric_key_id *match_id,
+				   size_t hexlen)
+{
+	match_id->len = hexlen;
+	return hex2bin(match_id->data, id, hexlen);
+}
+
 /**
  * asymmetric_key_hex_to_key_id - Convert a hex string into a key ID.
  * @id: The ID as a hex string.
@@ -111,21 +120,20 @@
 struct asymmetric_key_id *asymmetric_key_hex_to_key_id(const char *id)
 {
 	struct asymmetric_key_id *match_id;
-	size_t hexlen;
+	size_t asciihexlen;
 	int ret;
 
 	if (!*id)
 		return ERR_PTR(-EINVAL);
-	hexlen = strlen(id);
-	if (hexlen & 1)
+	asciihexlen = strlen(id);
+	if (asciihexlen & 1)
 		return ERR_PTR(-EINVAL);
 
-	match_id = kmalloc(sizeof(struct asymmetric_key_id) + hexlen / 2,
+	match_id = kmalloc(sizeof(struct asymmetric_key_id) + asciihexlen / 2,
 			   GFP_KERNEL);
 	if (!match_id)
 		return ERR_PTR(-ENOMEM);
-	match_id->len = hexlen / 2;
-	ret = hex2bin(match_id->data, id, hexlen / 2);
+	ret = __asymmetric_key_hex_to_key_id(id, match_id, asciihexlen / 2);
 	if (ret < 0) {
 		kfree(match_id);
 		return ERR_PTR(-EINVAL);
diff --git a/crypto/asymmetric_keys/x509_public_key.c b/crypto/asymmetric_keys/x509_public_key.c
index a6c4203..24f17e6 100644
--- a/crypto/asymmetric_keys/x509_public_key.c
+++ b/crypto/asymmetric_keys/x509_public_key.c
@@ -28,17 +28,30 @@
 static struct asymmetric_key_id *ca_keyid;
 
 #ifndef MODULE
+static struct {
+	struct asymmetric_key_id id;
+	unsigned char data[10];
+} cakey;
+
 static int __init ca_keys_setup(char *str)
 {
 	if (!str)		/* default system keyring */
 		return 1;
 
 	if (strncmp(str, "id:", 3) == 0) {
-		struct asymmetric_key_id *p;
-		p = asymmetric_key_hex_to_key_id(str + 3);
-		if (p == ERR_PTR(-EINVAL))
-			pr_err("Unparsable hex string in ca_keys\n");
-		else if (!IS_ERR(p))
+		struct asymmetric_key_id *p = &cakey.id;
+		size_t hexlen = (strlen(str) - 3) / 2;
+		int ret;
+
+		if (hexlen == 0 || hexlen > sizeof(cakey.data)) {
+			pr_err("Missing or invalid ca_keys id\n");
+			return 1;
+		}
+
+		ret = __asymmetric_key_hex_to_key_id(str + 3, p, hexlen);
+		if (ret < 0)
+			pr_err("Unparsable ca_keys id hex string\n");
+		else
 			ca_keyid = p;	/* owner key 'id:xxxxxx' */
 	} else if (strcmp(str, "builtin") == 0) {
 		use_builtin_keys = true;
diff --git a/fs/xattr.c b/fs/xattr.c
index 4ef6985..072fee1 100644
--- a/fs/xattr.c
+++ b/fs/xattr.c
@@ -298,18 +298,18 @@
 
 	mutex_lock(&inode->i_mutex);
 	error = security_inode_removexattr(dentry, name);
-	if (error) {
-		mutex_unlock(&inode->i_mutex);
-		return error;
-	}
+	if (error)
+		goto out;
 
 	error = inode->i_op->removexattr(dentry, name);
-	mutex_unlock(&inode->i_mutex);
 
 	if (!error) {
 		fsnotify_xattr(dentry);
 		evm_inode_post_removexattr(dentry, name);
 	}
+
+out:
+	mutex_unlock(&inode->i_mutex);
 	return error;
 }
 EXPORT_SYMBOL_GPL(vfs_removexattr);
diff --git a/security/integrity/digsig.c b/security/integrity/digsig.c
index 5e3bd72..36fb6b5 100644
--- a/security/integrity/digsig.c
+++ b/security/integrity/digsig.c
@@ -85,7 +85,7 @@
 	return err;
 }
 
-int __init integrity_load_x509(const unsigned int id, char *path)
+int __init integrity_load_x509(const unsigned int id, const char *path)
 {
 	key_ref_t key;
 	char *data;
diff --git a/security/integrity/evm/evm_main.c b/security/integrity/evm/evm_main.c
index 10f9943..1334e02 100644
--- a/security/integrity/evm/evm_main.c
+++ b/security/integrity/evm/evm_main.c
@@ -296,6 +296,17 @@
 		iint = integrity_iint_find(d_backing_inode(dentry));
 		if (iint && (iint->flags & IMA_NEW_FILE))
 			return 0;
+
+		/* exception for pseudo filesystems */
+		if (dentry->d_inode->i_sb->s_magic == TMPFS_MAGIC
+		    || dentry->d_inode->i_sb->s_magic == SYSFS_MAGIC)
+			return 0;
+
+		integrity_audit_msg(AUDIT_INTEGRITY_METADATA,
+				    dentry->d_inode, dentry->d_name.name,
+				    "update_metadata",
+				    integrity_status_msg[evm_status],
+				    -EPERM, 0);
 	}
 out:
 	if (evm_status != INTEGRITY_PASS)
@@ -376,17 +387,16 @@
  * @xattr_name: pointer to the affected extended attribute name
  *
  * Update the HMAC stored in 'security.evm' to reflect removal of the xattr.
+ *
+ * No need to take the i_mutex lock here, as this function is called from
+ * vfs_removexattr() which takes the i_mutex.
  */
 void evm_inode_post_removexattr(struct dentry *dentry, const char *xattr_name)
 {
-	struct inode *inode = d_backing_inode(dentry);
-
 	if (!evm_initialized || !evm_protected_xattr(xattr_name))
 		return;
 
-	mutex_lock(&inode->i_mutex);
 	evm_update_evmxattr(dentry, xattr_name, NULL, 0);
-	mutex_unlock(&inode->i_mutex);
 }
 
 /**
diff --git a/security/integrity/iint.c b/security/integrity/iint.c
index dbb6d14..3d2f5b4 100644
--- a/security/integrity/iint.c
+++ b/security/integrity/iint.c
@@ -213,6 +213,9 @@
 	char *buf;
 	int rc = -EINVAL;
 
+	if (!path || !*path)
+		return -EINVAL;
+
 	file = filp_open(path, O_RDONLY, 0);
 	if (IS_ERR(file)) {
 		rc = PTR_ERR(file);
diff --git a/security/integrity/ima/ima.h b/security/integrity/ima/ima.h
index 8ee997d..c996f7e 100644
--- a/security/integrity/ima/ima.h
+++ b/security/integrity/ima/ima.h
@@ -52,6 +52,16 @@
 extern int ima_hash_algo;
 extern int ima_appraise;
 
+/* IMA event related data */
+struct ima_event_data {
+	struct integrity_iint_cache *iint;
+	struct file *file;
+	const unsigned char *filename;
+	struct evm_ima_xattr_data *xattr_value;
+	int xattr_len;
+	const char *violation;
+};
+
 /* IMA template field data definition */
 struct ima_field_data {
 	u8 *data;
@@ -61,12 +71,10 @@
 /* IMA template field definition */
 struct ima_template_field {
 	const char field_id[IMA_TEMPLATE_FIELD_ID_MAX_LEN];
-	int (*field_init) (struct integrity_iint_cache *iint, struct file *file,
-			   const unsigned char *filename,
-			   struct evm_ima_xattr_data *xattr_value,
-			   int xattr_len, struct ima_field_data *field_data);
-	void (*field_show) (struct seq_file *m, enum ima_show_type show,
-			    struct ima_field_data *field_data);
+	int (*field_init)(struct ima_event_data *event_data,
+			  struct ima_field_data *field_data);
+	void (*field_show)(struct seq_file *m, enum ima_show_type show,
+			   struct ima_field_data *field_data);
 };
 
 /* IMA template descriptor definition */
@@ -103,6 +111,7 @@
 			      struct ima_digest_data *hash);
 int __init ima_calc_boot_aggregate(struct ima_digest_data *hash);
 void ima_add_violation(struct file *file, const unsigned char *filename,
+		       struct integrity_iint_cache *iint,
 		       const char *op, const char *cause);
 int ima_init_crypto(void);
 void ima_putc(struct seq_file *m, void *data, int datalen);
@@ -140,10 +149,8 @@
 			   int xattr_len);
 void ima_audit_measurement(struct integrity_iint_cache *iint,
 			   const unsigned char *filename);
-int ima_alloc_init_template(struct integrity_iint_cache *iint,
-			    struct file *file, const unsigned char *filename,
-			    struct evm_ima_xattr_data *xattr_value,
-			    int xattr_len, struct ima_template_entry **entry);
+int ima_alloc_init_template(struct ima_event_data *event_data,
+			    struct ima_template_entry **entry);
 int ima_store_template(struct ima_template_entry *entry, int violation,
 		       struct inode *inode, const unsigned char *filename);
 void ima_free_template_entry(struct ima_template_entry *entry);
diff --git a/security/integrity/ima/ima_api.c b/security/integrity/ima/ima_api.c
index b8a27c5..1d950fb 100644
--- a/security/integrity/ima/ima_api.c
+++ b/security/integrity/ima/ima_api.c
@@ -37,10 +37,8 @@
 /*
  * ima_alloc_init_template - create and initialize a new template entry
  */
-int ima_alloc_init_template(struct integrity_iint_cache *iint,
-			    struct file *file, const unsigned char *filename,
-			    struct evm_ima_xattr_data *xattr_value,
-			    int xattr_len, struct ima_template_entry **entry)
+int ima_alloc_init_template(struct ima_event_data *event_data,
+			    struct ima_template_entry **entry)
 {
 	struct ima_template_desc *template_desc = ima_template_desc_current();
 	int i, result = 0;
@@ -55,8 +53,7 @@
 		struct ima_template_field *field = template_desc->fields[i];
 		u32 len;
 
-		result = field->field_init(iint, file, filename,
-					   xattr_value, xattr_len,
+		result = field->field_init(event_data,
 					   &((*entry)->template_data[i]));
 		if (result != 0)
 			goto out;
@@ -129,18 +126,20 @@
  * value is invalidated.
  */
 void ima_add_violation(struct file *file, const unsigned char *filename,
+		       struct integrity_iint_cache *iint,
 		       const char *op, const char *cause)
 {
 	struct ima_template_entry *entry;
 	struct inode *inode = file_inode(file);
+	struct ima_event_data event_data = {iint, file, filename, NULL, 0,
+					    cause};
 	int violation = 1;
 	int result;
 
 	/* can overflow, only indicator */
 	atomic_long_inc(&ima_htable.violations);
 
-	result = ima_alloc_init_template(NULL, file, filename,
-					 NULL, 0, &entry);
+	result = ima_alloc_init_template(&event_data, &entry);
 	if (result < 0) {
 		result = -ENOMEM;
 		goto err_out;
@@ -267,13 +266,14 @@
 	int result = -ENOMEM;
 	struct inode *inode = file_inode(file);
 	struct ima_template_entry *entry;
+	struct ima_event_data event_data = {iint, file, filename, xattr_value,
+					    xattr_len, NULL};
 	int violation = 0;
 
 	if (iint->flags & IMA_MEASURED)
 		return;
 
-	result = ima_alloc_init_template(iint, file, filename,
-					 xattr_value, xattr_len, &entry);
+	result = ima_alloc_init_template(&event_data, &entry);
 	if (result < 0) {
 		integrity_audit_msg(AUDIT_INTEGRITY_PCR, inode, filename,
 				    op, audit_cause, result, 0);
diff --git a/security/integrity/ima/ima_appraise.c b/security/integrity/ima/ima_appraise.c
index 4df493e..1873b55 100644
--- a/security/integrity/ima/ima_appraise.c
+++ b/security/integrity/ima/ima_appraise.c
@@ -378,10 +378,14 @@
 	result = ima_protect_xattr(dentry, xattr_name, xattr_value,
 				   xattr_value_len);
 	if (result == 1) {
+		bool digsig;
+
 		if (!xattr_value_len || (xvalue->type >= IMA_XATTR_LAST))
 			return -EINVAL;
-		ima_reset_appraise_flags(d_backing_inode(dentry),
-			 (xvalue->type == EVM_IMA_XATTR_DIGSIG) ? 1 : 0);
+		digsig = (xvalue->type == EVM_IMA_XATTR_DIGSIG);
+		if (!digsig && (ima_appraise & IMA_APPRAISE_ENFORCE))
+			return -EPERM;
+		ima_reset_appraise_flags(d_backing_inode(dentry), digsig);
 		result = 0;
 	}
 	return result;
diff --git a/security/integrity/ima/ima_init.c b/security/integrity/ima/ima_init.c
index 5e4c29d..e600cad 100644
--- a/security/integrity/ima/ima_init.c
+++ b/security/integrity/ima/ima_init.c
@@ -24,12 +24,6 @@
 #include <crypto/hash_info.h>
 #include "ima.h"
 
-#ifdef CONFIG_IMA_X509_PATH
-#define IMA_X509_PATH	CONFIG_IMA_X509_PATH
-#else
-#define IMA_X509_PATH	"/etc/keys/x509_ima.der"
-#endif
-
 /* name for boot aggregate entry */
 static const char *boot_aggregate_name = "boot_aggregate";
 int ima_used_chip;
@@ -55,6 +49,8 @@
 	const char *audit_cause = "ENOMEM";
 	struct ima_template_entry *entry;
 	struct integrity_iint_cache tmp_iint, *iint = &tmp_iint;
+	struct ima_event_data event_data = {iint, NULL, boot_aggregate_name,
+					    NULL, 0, NULL};
 	int result = -ENOMEM;
 	int violation = 0;
 	struct {
@@ -76,8 +72,7 @@
 		}
 	}
 
-	result = ima_alloc_init_template(iint, NULL, boot_aggregate_name,
-					 NULL, 0, &entry);
+	result = ima_alloc_init_template(&event_data, &entry);
 	if (result < 0) {
 		audit_cause = "alloc_entry";
 		goto err_out;
@@ -103,7 +98,7 @@
 	int unset_flags = ima_policy_flag & IMA_APPRAISE;
 
 	ima_policy_flag &= ~unset_flags;
-	integrity_load_x509(INTEGRITY_KEYRING_IMA, IMA_X509_PATH);
+	integrity_load_x509(INTEGRITY_KEYRING_IMA, CONFIG_IMA_X509_PATH);
 	ima_policy_flag |= unset_flags;
 }
 #endif
diff --git a/security/integrity/ima/ima_main.c b/security/integrity/ima/ima_main.c
index eeee00dc..c21f09b 100644
--- a/security/integrity/ima/ima_main.c
+++ b/security/integrity/ima/ima_main.c
@@ -106,9 +106,10 @@
 	*pathname = ima_d_path(&file->f_path, pathbuf);
 
 	if (send_tomtou)
-		ima_add_violation(file, *pathname, "invalid_pcr", "ToMToU");
+		ima_add_violation(file, *pathname, iint,
+				  "invalid_pcr", "ToMToU");
 	if (send_writers)
-		ima_add_violation(file, *pathname,
+		ima_add_violation(file, *pathname, iint,
 				  "invalid_pcr", "open_writers");
 }
 
diff --git a/security/integrity/ima/ima_policy.c b/security/integrity/ima/ima_policy.c
index d1eefb9..f2421f7 100644
--- a/security/integrity/ima/ima_policy.c
+++ b/security/integrity/ima/ima_policy.c
@@ -79,6 +79,9 @@
 	{.action = DONT_MEASURE, .fsmagic = BINFMTFS_MAGIC, .flags = IMA_FSMAGIC},
 	{.action = DONT_MEASURE, .fsmagic = SECURITYFS_MAGIC, .flags = IMA_FSMAGIC},
 	{.action = DONT_MEASURE, .fsmagic = SELINUX_MAGIC, .flags = IMA_FSMAGIC},
+	{.action = DONT_MEASURE, .fsmagic = CGROUP_SUPER_MAGIC,
+	 .flags = IMA_FSMAGIC},
+	{.action = DONT_MEASURE, .fsmagic = NSFS_MAGIC, .flags = IMA_FSMAGIC},
 	{.action = MEASURE, .func = MMAP_CHECK, .mask = MAY_EXEC,
 	 .flags = IMA_FUNC | IMA_MASK},
 	{.action = MEASURE, .func = BPRM_CHECK, .mask = MAY_EXEC,
@@ -99,6 +102,7 @@
 	{.action = DONT_APPRAISE, .fsmagic = BINFMTFS_MAGIC, .flags = IMA_FSMAGIC},
 	{.action = DONT_APPRAISE, .fsmagic = SECURITYFS_MAGIC, .flags = IMA_FSMAGIC},
 	{.action = DONT_APPRAISE, .fsmagic = SELINUX_MAGIC, .flags = IMA_FSMAGIC},
+	{.action = DONT_APPRAISE, .fsmagic = NSFS_MAGIC, .flags = IMA_FSMAGIC},
 	{.action = DONT_APPRAISE, .fsmagic = CGROUP_SUPER_MAGIC, .flags = IMA_FSMAGIC},
 #ifndef CONFIG_IMA_APPRAISE_SIGNED_INIT
 	{.action = APPRAISE, .fowner = GLOBAL_ROOT_UID, .flags = IMA_FOWNER},
@@ -338,16 +342,12 @@
 	appraise_entries = ima_use_appraise_tcb ?
 			 ARRAY_SIZE(default_appraise_rules) : 0;
 
-	for (i = 0; i < measure_entries + appraise_entries; i++) {
-		if (i < measure_entries)
-			list_add_tail(&default_rules[i].list,
-				      &ima_default_rules);
-		else {
-			int j = i - measure_entries;
+	for (i = 0; i < measure_entries; i++)
+		list_add_tail(&default_rules[i].list, &ima_default_rules);
 
-			list_add_tail(&default_appraise_rules[j].list,
-				      &ima_default_rules);
-		}
+	for (i = 0; i < appraise_entries; i++) {
+		list_add_tail(&default_appraise_rules[i].list,
+			      &ima_default_rules);
 	}
 
 	ima_rules = &ima_default_rules;
diff --git a/security/integrity/ima/ima_template_lib.c b/security/integrity/ima/ima_template_lib.c
index bcfc36c..de0ce4f 100644
--- a/security/integrity/ima/ima_template_lib.c
+++ b/security/integrity/ima/ima_template_lib.c
@@ -195,9 +195,7 @@
 /*
  * This function writes the digest of an event (with size limit).
  */
-int ima_eventdigest_init(struct integrity_iint_cache *iint, struct file *file,
-			 const unsigned char *filename,
-			 struct evm_ima_xattr_data *xattr_value, int xattr_len,
+int ima_eventdigest_init(struct ima_event_data *event_data,
 			 struct ima_field_data *field_data)
 {
 	struct {
@@ -211,25 +209,25 @@
 
 	memset(&hash, 0, sizeof(hash));
 
-	if (!iint)		/* recording a violation. */
+	if (event_data->violation)	/* recording a violation. */
 		goto out;
 
-	if (ima_template_hash_algo_allowed(iint->ima_hash->algo)) {
-		cur_digest = iint->ima_hash->digest;
-		cur_digestsize = iint->ima_hash->length;
+	if (ima_template_hash_algo_allowed(event_data->iint->ima_hash->algo)) {
+		cur_digest = event_data->iint->ima_hash->digest;
+		cur_digestsize = event_data->iint->ima_hash->length;
 		goto out;
 	}
 
-	if (!file)		/* missing info to re-calculate the digest */
+	if (!event_data->file)	/* missing info to re-calculate the digest */
 		return -EINVAL;
 
-	inode = file_inode(file);
+	inode = file_inode(event_data->file);
 	hash.hdr.algo = ima_template_hash_algo_allowed(ima_hash_algo) ?
 	    ima_hash_algo : HASH_ALGO_SHA1;
-	result = ima_calc_file_hash(file, &hash.hdr);
+	result = ima_calc_file_hash(event_data->file, &hash.hdr);
 	if (result) {
 		integrity_audit_msg(AUDIT_INTEGRITY_DATA, inode,
-				    filename, "collect_data",
+				    event_data->filename, "collect_data",
 				    "failed", result, 0);
 		return result;
 	}
@@ -243,48 +241,43 @@
 /*
  * This function writes the digest of an event (without size limit).
  */
-int ima_eventdigest_ng_init(struct integrity_iint_cache *iint,
-			    struct file *file, const unsigned char *filename,
-			    struct evm_ima_xattr_data *xattr_value,
-			    int xattr_len, struct ima_field_data *field_data)
+int ima_eventdigest_ng_init(struct ima_event_data *event_data,
+			    struct ima_field_data *field_data)
 {
 	u8 *cur_digest = NULL, hash_algo = HASH_ALGO_SHA1;
 	u32 cur_digestsize = 0;
 
-	/* If iint is NULL, we are recording a violation. */
-	if (!iint)
+	if (event_data->violation)	/* recording a violation. */
 		goto out;
 
-	cur_digest = iint->ima_hash->digest;
-	cur_digestsize = iint->ima_hash->length;
+	cur_digest = event_data->iint->ima_hash->digest;
+	cur_digestsize = event_data->iint->ima_hash->length;
 
-	hash_algo = iint->ima_hash->algo;
+	hash_algo = event_data->iint->ima_hash->algo;
 out:
 	return ima_eventdigest_init_common(cur_digest, cur_digestsize,
 					   hash_algo, field_data);
 }
 
-static int ima_eventname_init_common(struct integrity_iint_cache *iint,
-				     struct file *file,
-				     const unsigned char *filename,
+static int ima_eventname_init_common(struct ima_event_data *event_data,
 				     struct ima_field_data *field_data,
 				     bool size_limit)
 {
 	const char *cur_filename = NULL;
 	u32 cur_filename_len = 0;
 
-	BUG_ON(filename == NULL && file == NULL);
+	BUG_ON(event_data->filename == NULL && event_data->file == NULL);
 
-	if (filename) {
-		cur_filename = filename;
-		cur_filename_len = strlen(filename);
+	if (event_data->filename) {
+		cur_filename = event_data->filename;
+		cur_filename_len = strlen(event_data->filename);
 
 		if (!size_limit || cur_filename_len <= IMA_EVENT_NAME_LEN_MAX)
 			goto out;
 	}
 
-	if (file) {
-		cur_filename = file->f_path.dentry->d_name.name;
+	if (event_data->file) {
+		cur_filename = event_data->file->f_path.dentry->d_name.name;
 		cur_filename_len = strlen(cur_filename);
 	} else
 		/*
@@ -300,36 +293,30 @@
 /*
  * This function writes the name of an event (with size limit).
  */
-int ima_eventname_init(struct integrity_iint_cache *iint, struct file *file,
-		       const unsigned char *filename,
-		       struct evm_ima_xattr_data *xattr_value, int xattr_len,
+int ima_eventname_init(struct ima_event_data *event_data,
 		       struct ima_field_data *field_data)
 {
-	return ima_eventname_init_common(iint, file, filename,
-					 field_data, true);
+	return ima_eventname_init_common(event_data, field_data, true);
 }
 
 /*
  * This function writes the name of an event (without size limit).
  */
-int ima_eventname_ng_init(struct integrity_iint_cache *iint, struct file *file,
-			  const unsigned char *filename,
-			  struct evm_ima_xattr_data *xattr_value, int xattr_len,
+int ima_eventname_ng_init(struct ima_event_data *event_data,
 			  struct ima_field_data *field_data)
 {
-	return ima_eventname_init_common(iint, file, filename,
-					 field_data, false);
+	return ima_eventname_init_common(event_data, field_data, false);
 }
 
 /*
  *  ima_eventsig_init - include the file signature as part of the template data
  */
-int ima_eventsig_init(struct integrity_iint_cache *iint, struct file *file,
-		      const unsigned char *filename,
-		      struct evm_ima_xattr_data *xattr_value, int xattr_len,
+int ima_eventsig_init(struct ima_event_data *event_data,
 		      struct ima_field_data *field_data)
 {
 	enum data_formats fmt = DATA_FMT_HEX;
+	struct evm_ima_xattr_data *xattr_value = event_data->xattr_value;
+	int xattr_len = event_data->xattr_len;
 	int rc = 0;
 
 	if ((!xattr_value) || (xattr_value->type != EVM_IMA_XATTR_DIGSIG))
diff --git a/security/integrity/ima/ima_template_lib.h b/security/integrity/ima/ima_template_lib.h
index 63f6b52..c344530 100644
--- a/security/integrity/ima/ima_template_lib.h
+++ b/security/integrity/ima/ima_template_lib.h
@@ -26,24 +26,14 @@
 			      struct ima_field_data *field_data);
 void ima_show_template_sig(struct seq_file *m, enum ima_show_type show,
 			   struct ima_field_data *field_data);
-int ima_eventdigest_init(struct integrity_iint_cache *iint, struct file *file,
-			 const unsigned char *filename,
-			 struct evm_ima_xattr_data *xattr_value, int xattr_len,
+int ima_eventdigest_init(struct ima_event_data *event_data,
 			 struct ima_field_data *field_data);
-int ima_eventname_init(struct integrity_iint_cache *iint, struct file *file,
-		       const unsigned char *filename,
-		       struct evm_ima_xattr_data *xattr_value, int xattr_len,
+int ima_eventname_init(struct ima_event_data *event_data,
 		       struct ima_field_data *field_data);
-int ima_eventdigest_ng_init(struct integrity_iint_cache *iint,
-			    struct file *file, const unsigned char *filename,
-			    struct evm_ima_xattr_data *xattr_value,
-			    int xattr_len, struct ima_field_data *field_data);
-int ima_eventname_ng_init(struct integrity_iint_cache *iint, struct file *file,
-			  const unsigned char *filename,
-			  struct evm_ima_xattr_data *xattr_value, int xattr_len,
+int ima_eventdigest_ng_init(struct ima_event_data *event_data,
+			    struct ima_field_data *field_data);
+int ima_eventname_ng_init(struct ima_event_data *event_data,
 			  struct ima_field_data *field_data);
-int ima_eventsig_init(struct integrity_iint_cache *iint, struct file *file,
-		      const unsigned char *filename,
-		      struct evm_ima_xattr_data *xattr_value, int xattr_len,
+int ima_eventsig_init(struct ima_event_data *event_data,
 		      struct ima_field_data *field_data);
 #endif /* __LINUX_IMA_TEMPLATE_LIB_H */
diff --git a/security/integrity/integrity.h b/security/integrity/integrity.h
index 0fc9519..9c61687 100644
--- a/security/integrity/integrity.h
+++ b/security/integrity/integrity.h
@@ -135,7 +135,7 @@
 			    const char *digest, int digestlen);
 
 int __init integrity_init_keyring(const unsigned int id);
-int __init integrity_load_x509(const unsigned int id, char *path);
+int __init integrity_load_x509(const unsigned int id, const char *path);
 #else
 
 static inline int integrity_digsig_verify(const unsigned int id,