4 files changed, 0 insertions, 36 deletions

diff --git a/security/tomoyo/common.c b/security/tomoyo/common.c
index ddfb9cccf46..a42fe02c614 100644
--- a/security/tomoyo/common.c
+++ b/security/tomoyo/common.c
@@ -866,7 +866,6 @@ static struct tomoyo_profile *tomoyo_find_or_assign_new_profile(const unsigned
 
         if (profile >= TOMOYO_MAX_PROFILES)
                 return NULL;
-        /***** EXCLUSIVE SECTION START *****/
         mutex_lock(&lock);
         ptr = tomoyo_profile_ptr[profile];
         if (ptr)
@@ -880,7 +879,6 @@ static struct tomoyo_profile *tomoyo_find_or_assign_new_profile(const unsigned
         tomoyo_profile_ptr[profile] = ptr;
  ok:
         mutex_unlock(&lock);
-        /***** EXCLUSIVE SECTION END *****/
         return ptr;
 }
 
@@ -1050,7 +1048,6 @@ static int tomoyo_update_manager_entry(const char *manager,
         saved_manager = tomoyo_save_name(manager);
         if (!saved_manager)
                 return -ENOMEM;
-        /***** EXCLUSIVE SECTION START *****/
         down_write(&tomoyo_policy_manager_list_lock);
         list_for_each_entry(ptr, &tomoyo_policy_manager_list, list) {
                 if (ptr->manager != saved_manager)
@@ -1072,7 +1069,6 @@ static int tomoyo_update_manager_entry(const char *manager,
         error = 0;
  out:
         up_write(&tomoyo_policy_manager_list_lock);
-        /***** EXCLUSIVE SECTION END *****/
         return error;
 }
 
@@ -1197,13 +1193,11 @@ static bool tomoyo_is_select_one(struct tomoyo_io_buffer *head,
 
         if (sscanf(data, "pid=%u", &pid) == 1) {
                 struct task_struct *p;
-                /***** CRITICAL SECTION START *****/
                 read_lock(&tasklist_lock);
                 p = find_task_by_vpid(pid);
                 if (p)
                         domain = tomoyo_real_domain(p);
                 read_unlock(&tasklist_lock);
-                /***** CRITICAL SECTION END *****/
         } else if (!strncmp(data, "domain=", 7)) {
                 if (tomoyo_is_domain_def(data + 7)) {
                         down_read(&tomoyo_domain_list_lock);
@@ -1594,13 +1588,11 @@ static int tomoyo_read_pid(struct tomoyo_io_buffer *head)
                 const int pid = head->read_step;
                 struct task_struct *p;
                 struct tomoyo_domain_info *domain = NULL;
-                /***** CRITICAL SECTION START *****/
                 read_lock(&tasklist_lock);
                 p = find_task_by_vpid(pid);
                 if (p)
                         domain = tomoyo_real_domain(p);
                 read_unlock(&tasklist_lock);
-                /***** CRITICAL SECTION END *****/
                 if (domain)
                         tomoyo_io_printf(head, "%d %u %s", pid, domain->profile,
                                          domain->domainname->name);
diff --git a/security/tomoyo/domain.c b/security/tomoyo/domain.c
index ee43631f049..aa119ca5a78 100644
--- a/security/tomoyo/domain.c
+++ b/security/tomoyo/domain.c
@@ -67,14 +67,12 @@ void tomoyo_set_domain_flag(struct tomoyo_domain_info *domain,
 {
         /* We need to serialize because this is bitfield operation. */
         static DEFINE_SPINLOCK(lock);
-        /***** CRITICAL SECTION START *****/
         spin_lock(&lock);
         if (!is_delete)
                 domain->flags |= flags;
         else
                 domain->flags &= ~flags;
         spin_unlock(&lock);
-        /***** CRITICAL SECTION END *****/
 }
 
 /**
@@ -135,7 +133,6 @@ static int tomoyo_update_domain_initializer_entry(const char *domainname,
         saved_program = tomoyo_save_name(program);
         if (!saved_program)
                 return -ENOMEM;
-        /***** EXCLUSIVE SECTION START *****/
         down_write(&tomoyo_domain_initializer_list_lock);
         list_for_each_entry(ptr, &tomoyo_domain_initializer_list, list) {
                 if (ptr->is_not != is_not ||
@@ -161,7 +158,6 @@ static int tomoyo_update_domain_initializer_entry(const char *domainname,
         error = 0;
  out:
         up_write(&tomoyo_domain_initializer_list_lock);
-        /***** EXCLUSIVE SECTION END *****/
         return error;
 }
 
@@ -314,7 +310,6 @@ static int tomoyo_update_domain_keeper_entry(const char *domainname,
         saved_domainname = tomoyo_save_name(domainname);
         if (!saved_domainname)
                 return -ENOMEM;
-        /***** EXCLUSIVE SECTION START *****/
         down_write(&tomoyo_domain_keeper_list_lock);
         list_for_each_entry(ptr, &tomoyo_domain_keeper_list, list) {
                 if (ptr->is_not != is_not ||
@@ -340,7 +335,6 @@ static int tomoyo_update_domain_keeper_entry(const char *domainname,
         error = 0;
  out:
         up_write(&tomoyo_domain_keeper_list_lock);
-        /***** EXCLUSIVE SECTION END *****/
         return error;
 }
 
@@ -475,7 +469,6 @@ static int tomoyo_update_alias_entry(const char *original_name,
         saved_aliased_name = tomoyo_save_name(aliased_name);
         if (!saved_original_name || !saved_aliased_name)
                 return -ENOMEM;
-        /***** EXCLUSIVE SECTION START *****/
         down_write(&tomoyo_alias_list_lock);
         list_for_each_entry(ptr, &tomoyo_alias_list, list) {
                 if (ptr->original_name != saved_original_name ||
@@ -498,7 +491,6 @@ static int tomoyo_update_alias_entry(const char *original_name,
         error = 0;
  out:
         up_write(&tomoyo_alias_list_lock);
-        /***** EXCLUSIVE SECTION END *****/
         return error;
 }
 
@@ -566,7 +558,6 @@ int tomoyo_delete_domain(char *domainname)
 
         name.name = domainname;
         tomoyo_fill_path_info(&name);
-        /***** EXCLUSIVE SECTION START *****/
         down_write(&tomoyo_domain_list_lock);
         /* Is there an active domain? */
         list_for_each_entry(domain, &tomoyo_domain_list, list) {
@@ -580,7 +571,6 @@ int tomoyo_delete_domain(char *domainname)
                 break;
         }
         up_write(&tomoyo_domain_list_lock);
-        /***** EXCLUSIVE SECTION END *****/
         return 0;
 }
 
@@ -599,7 +589,6 @@ struct tomoyo_domain_info *tomoyo_find_or_assign_new_domain(const char *
         struct tomoyo_domain_info *domain = NULL;
         const struct tomoyo_path_info *saved_domainname;
 
-        /***** EXCLUSIVE SECTION START *****/
         down_write(&tomoyo_domain_list_lock);
         domain = tomoyo_find_domain(domainname);
         if (domain)
@@ -618,7 +607,6 @@ struct tomoyo_domain_info *tomoyo_find_or_assign_new_domain(const char *
                     domain->domainname != saved_domainname)
                         continue;
                 flag = false;
-                /***** CRITICAL SECTION START *****/
                 read_lock(&tasklist_lock);
                 for_each_process(p) {
                         if (tomoyo_real_domain(p) != domain)
@@ -627,7 +615,6 @@ struct tomoyo_domain_info *tomoyo_find_or_assign_new_domain(const char *
                         break;
                 }
                 read_unlock(&tasklist_lock);
-                /***** CRITICAL SECTION END *****/
                 if (flag)
                         continue;
                 list_for_each_entry(ptr, &domain->acl_info_list, list) {
@@ -650,7 +637,6 @@ struct tomoyo_domain_info *tomoyo_find_or_assign_new_domain(const char *
         }
  out:
         up_write(&tomoyo_domain_list_lock);
-        /***** EXCLUSIVE SECTION END *****/
         return domain;
 }
 
diff --git a/security/tomoyo/file.c b/security/tomoyo/file.c
index 2316da8ec5b..adf786d7421 100644
--- a/security/tomoyo/file.c
+++ b/security/tomoyo/file.c
@@ -166,7 +166,6 @@ static int tomoyo_update_globally_readable_entry(const char *filename,
         saved_filename = tomoyo_save_name(filename);
         if (!saved_filename)
                 return -ENOMEM;
-        /***** EXCLUSIVE SECTION START *****/
         down_write(&tomoyo_globally_readable_list_lock);
         list_for_each_entry(ptr, &tomoyo_globally_readable_list, list) {
                 if (ptr->filename != saved_filename)
@@ -187,7 +186,6 @@ static int tomoyo_update_globally_readable_entry(const char *filename,
         error = 0;
  out:
         up_write(&tomoyo_globally_readable_list_lock);
-        /***** EXCLUSIVE SECTION END *****/
         return error;
 }
 
@@ -284,7 +282,6 @@ static int tomoyo_update_file_pattern_entry(const char *pattern,
         saved_pattern = tomoyo_save_name(pattern);
         if (!saved_pattern)
                 return -ENOMEM;
-        /***** EXCLUSIVE SECTION START *****/
         down_write(&tomoyo_pattern_list_lock);
         list_for_each_entry(ptr, &tomoyo_pattern_list, list) {
                 if (saved_pattern != ptr->pattern)
@@ -305,7 +302,6 @@ static int tomoyo_update_file_pattern_entry(const char *pattern,
         error = 0;
  out:
         up_write(&tomoyo_pattern_list_lock);
-        /***** EXCLUSIVE SECTION END *****/
         return error;
 }
 
@@ -407,7 +403,6 @@ static int tomoyo_update_no_rewrite_entry(const char *pattern,
         saved_pattern = tomoyo_save_name(pattern);
         if (!saved_pattern)
                 return -ENOMEM;
-        /***** EXCLUSIVE SECTION START *****/
         down_write(&tomoyo_no_rewrite_list_lock);
         list_for_each_entry(ptr, &tomoyo_no_rewrite_list, list) {
                 if (ptr->pattern != saved_pattern)
@@ -428,7 +423,6 @@ static int tomoyo_update_no_rewrite_entry(const char *pattern,
         error = 0;
  out:
         up_write(&tomoyo_no_rewrite_list_lock);
-        /***** EXCLUSIVE SECTION END *****/
         return error;
 }
 
@@ -745,7 +739,6 @@ static int tomoyo_update_single_path_acl(const u8 type, const char *filename,
         saved_filename = tomoyo_save_name(filename);
         if (!saved_filename)
                 return -ENOMEM;
-        /***** EXCLUSIVE SECTION START *****/
         down_write(&tomoyo_domain_acl_info_list_lock);
         if (is_delete)
                 goto delete;
@@ -800,7 +793,6 @@ static int tomoyo_update_single_path_acl(const u8 type, const char *filename,
         }
  out:
         up_write(&tomoyo_domain_acl_info_list_lock);
-        /***** EXCLUSIVE SECTION END *****/
         return error;
 }
 
@@ -836,7 +828,6 @@ static int tomoyo_update_double_path_acl(const u8 type, const char *filename1,
         saved_filename2 = tomoyo_save_name(filename2);
         if (!saved_filename1 || !saved_filename2)
                 return -ENOMEM;
-        /***** EXCLUSIVE SECTION START *****/
         down_write(&tomoyo_domain_acl_info_list_lock);
         if (is_delete)
                 goto delete;
@@ -884,7 +875,6 @@ static int tomoyo_update_double_path_acl(const u8 type, const char *filename1,
         }
  out:
         up_write(&tomoyo_domain_acl_info_list_lock);
-        /***** EXCLUSIVE SECTION END *****/
         return error;
 }
 
diff --git a/security/tomoyo/realpath.c b/security/tomoyo/realpath.c
index 40927a84cb6..3948f6b56ae 100644
--- a/security/tomoyo/realpath.c
+++ b/security/tomoyo/realpath.c
@@ -220,7 +220,6 @@ void *tomoyo_alloc_element(const unsigned int size)
                 = roundup(size, max(sizeof(void *), sizeof(long)));
         if (word_aligned_size > PATH_MAX)
                 return NULL;
-        /***** EXCLUSIVE SECTION START *****/
         mutex_lock(&lock);
         if (buf_used_len + word_aligned_size > PATH_MAX) {
                 if (!tomoyo_quota_for_elements ||
@@ -251,7 +250,6 @@ void *tomoyo_alloc_element(const unsigned int size)
                 }
         }
         mutex_unlock(&lock);
-        /***** EXCLUSIVE SECTION END *****/
         return ptr;
 }
 
@@ -318,7 +316,6 @@ const struct tomoyo_path_info *tomoyo_save_name(const char *name)
                 return NULL;
         }
         hash = full_name_hash((const unsigned char *) name, len - 1);
-        /***** EXCLUSIVE SECTION START *****/
         mutex_lock(&lock);
         list_for_each_entry(ptr, &tomoyo_name_list[hash % TOMOYO_MAX_HASH],
                              list) {
@@ -366,7 +363,6 @@ const struct tomoyo_path_info *tomoyo_save_name(const char *name)
         }
  out:
         mutex_unlock(&lock);
-        /***** EXCLUSIVE SECTION END *****/
         return ptr ? &ptr->entry : NULL;
 }