[PATCH] proc: Convert S_<FOO> permission uses to octal

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Convert S_<FOO> permissions to the more readable octal.

Done using:
$ ./scripts/checkpatch.pl -f --fix-inplace --types=SYMBOLIC_PERMS fs/proc/*.[ch]

No difference in generated .o files allyesconfig x86-64

Link: https://lore.kernel.org/lkml/CA+55aFw5v23T-zvDZp-MmD_EYxF8WbafwwB59934FV7g21uMGQ@xxxxxxxxxxxxxx/

Signed-off-by: Joe Perches <joe@xxxxxxxxxxx>
---
 fs/proc/base.c        | 216 +++++++++++++++++++++++++-------------------------
 fs/proc/fd.c          |   6 +-
 fs/proc/generic.c     |   8 +-
 fs/proc/kcore.c       |   2 +-
 fs/proc/kmsg.c        |   2 +-
 fs/proc/namespaces.c  |   2 +-
 fs/proc/nommu.c       |   2 +-
 fs/proc/page.c        |   6 +-
 fs/proc/proc_sysctl.c |   8 +-
 fs/proc/proc_tty.c    |   2 +-
 fs/proc/root.c        |   2 +-
 fs/proc/self.c        |   2 +-
 fs/proc/thread_self.c |   2 +-
 fs/proc/vmcore.c      |   2 +-
 14 files changed, 131 insertions(+), 131 deletions(-)

diff --git a/fs/proc/base.c b/fs/proc/base.c
index 3851bfcdba56..49cf949fb295 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -135,7 +135,7 @@ struct pid_entry {
 #define DIR(NAME, MODE, iops, fops)	\
 	NOD(NAME, (S_IFDIR|(MODE)), &iops, &fops, {} )
 #define LNK(NAME, get_link)					\
-	NOD(NAME, (S_IFLNK|S_IRWXUGO),				\
+	NOD(NAME, (S_IFLNK | 0777),				\
 		&proc_pid_link_inode_operations, NULL,		\
 		{ .proc_get_link = get_link } )
 #define REG(NAME, MODE, fops)				\
@@ -1840,7 +1840,7 @@ void task_dump_owner(struct task_struct *task, umode_t mode,
 	 * made this apply to all per process world readable and executable
 	 * directories.
 	 */
-	if (mode != (S_IFDIR|S_IRUGO|S_IXUGO)) {
+	if (mode != (S_IFDIR | 0555)) {
 		struct mm_struct *mm;
 		task_lock(task);
 		mm = task->mm;
@@ -2235,8 +2235,8 @@ proc_map_files_instantiate(struct dentry *dentry,
 	struct inode *inode;
 
 	inode = proc_pid_make_inode(dentry->d_sb, task, S_IFLNK |
-				    ((mode & FMODE_READ ) ? S_IRUSR : 0) |
-				    ((mode & FMODE_WRITE) ? S_IWUSR : 0));
+				    ((mode & FMODE_READ) ? 0400 : 0) |
+				    ((mode & FMODE_WRITE) ? 0200 : 0));
 	if (!inode)
 		return ERR_PTR(-ENOENT);
 
@@ -3156,114 +3156,114 @@ static const struct file_operations proc_task_operations;
 static const struct inode_operations proc_task_inode_operations;
 
 static const struct pid_entry tgid_base_stuff[] = {
-	DIR("task",       S_IRUGO|S_IXUGO, proc_task_inode_operations, proc_task_operations),
-	DIR("fd",         S_IRUSR|S_IXUSR, proc_fd_inode_operations, proc_fd_operations),
-	DIR("map_files",  S_IRUSR|S_IXUSR, proc_map_files_inode_operations, proc_map_files_operations),
-	DIR("fdinfo",     S_IRUSR|S_IXUSR, proc_fdinfo_inode_operations, proc_fdinfo_operations),
-	DIR("ns",	  S_IRUSR|S_IXUGO, proc_ns_dir_inode_operations, proc_ns_dir_operations),
+	DIR("task",       0555, proc_task_inode_operations, proc_task_operations),
+	DIR("fd",         0500, proc_fd_inode_operations, proc_fd_operations),
+	DIR("map_files",  0500, proc_map_files_inode_operations, proc_map_files_operations),
+	DIR("fdinfo",     0500, proc_fdinfo_inode_operations, proc_fdinfo_operations),
+	DIR("ns",	  0511, proc_ns_dir_inode_operations, proc_ns_dir_operations),
 #ifdef CONFIG_NET
-	DIR("net",        S_IRUGO|S_IXUGO, proc_net_inode_operations, proc_net_operations),
+	DIR("net",        0555, proc_net_inode_operations, proc_net_operations),
 #endif
-	REG("environ",    S_IRUSR, proc_environ_operations),
-	REG("auxv",       S_IRUSR, proc_auxv_operations),
-	ONE("status",     S_IRUGO, proc_pid_status),
-	ONE("personality", S_IRUSR, proc_pid_personality),
-	ONE("limits",	  S_IRUGO, proc_pid_limits),
+	REG("environ",    0400, proc_environ_operations),
+	REG("auxv",       0400, proc_auxv_operations),
+	ONE("status",     0444, proc_pid_status),
+	ONE("personality", 0400, proc_pid_personality),
+	ONE("limits",	  0444, proc_pid_limits),
 #ifdef CONFIG_SCHED_DEBUG
-	REG("sched",      S_IRUGO|S_IWUSR, proc_pid_sched_operations),
+	REG("sched",      0644, proc_pid_sched_operations),
 #endif
 #ifdef CONFIG_SCHED_AUTOGROUP
-	REG("autogroup",  S_IRUGO|S_IWUSR, proc_pid_sched_autogroup_operations),
+	REG("autogroup",  0644, proc_pid_sched_autogroup_operations),
 #endif
 #ifdef CONFIG_TIME_NS
-	REG("timens_offsets",  S_IRUGO|S_IWUSR, proc_timens_offsets_operations),
+	REG("timens_offsets",  0644, proc_timens_offsets_operations),
 #endif
-	REG("comm",      S_IRUGO|S_IWUSR, proc_pid_set_comm_operations),
+	REG("comm",      0644, proc_pid_set_comm_operations),
 #ifdef CONFIG_HAVE_ARCH_TRACEHOOK
-	ONE("syscall",    S_IRUSR, proc_pid_syscall),
+	ONE("syscall",    0400, proc_pid_syscall),
 #endif
-	REG("cmdline",    S_IRUGO, proc_pid_cmdline_ops),
-	ONE("stat",       S_IRUGO, proc_tgid_stat),
-	ONE("statm",      S_IRUGO, proc_pid_statm),
-	REG("maps",       S_IRUGO, proc_pid_maps_operations),
+	REG("cmdline",    0444, proc_pid_cmdline_ops),
+	ONE("stat",       0444, proc_tgid_stat),
+	ONE("statm",      0444, proc_pid_statm),
+	REG("maps",       0444, proc_pid_maps_operations),
 #ifdef CONFIG_NUMA
-	REG("numa_maps",  S_IRUGO, proc_pid_numa_maps_operations),
+	REG("numa_maps",  0444, proc_pid_numa_maps_operations),
 #endif
-	REG("mem",        S_IRUSR|S_IWUSR, proc_mem_operations),
+	REG("mem",        0600, proc_mem_operations),
 	LNK("cwd",        proc_cwd_link),
 	LNK("root",       proc_root_link),
 	LNK("exe",        proc_exe_link),
-	REG("mounts",     S_IRUGO, proc_mounts_operations),
-	REG("mountinfo",  S_IRUGO, proc_mountinfo_operations),
-	REG("mountstats", S_IRUSR, proc_mountstats_operations),
+	REG("mounts",     0444, proc_mounts_operations),
+	REG("mountinfo",  0444, proc_mountinfo_operations),
+	REG("mountstats", 0400, proc_mountstats_operations),
 #ifdef CONFIG_PROC_PAGE_MONITOR
-	REG("clear_refs", S_IWUSR, proc_clear_refs_operations),
-	REG("smaps",      S_IRUGO, proc_pid_smaps_operations),
-	REG("smaps_rollup", S_IRUGO, proc_pid_smaps_rollup_operations),
-	REG("pagemap",    S_IRUSR, proc_pagemap_operations),
+	REG("clear_refs", 0200, proc_clear_refs_operations),
+	REG("smaps",      0444, proc_pid_smaps_operations),
+	REG("smaps_rollup", 0444, proc_pid_smaps_rollup_operations),
+	REG("pagemap",    0400, proc_pagemap_operations),
 #endif
 #ifdef CONFIG_SECURITY
-	DIR("attr",       S_IRUGO|S_IXUGO, proc_attr_dir_inode_operations, proc_attr_dir_operations),
+	DIR("attr",       0555, proc_attr_dir_inode_operations, proc_attr_dir_operations),
 #endif
 #ifdef CONFIG_KALLSYMS
-	ONE("wchan",      S_IRUGO, proc_pid_wchan),
+	ONE("wchan",      0444, proc_pid_wchan),
 #endif
 #ifdef CONFIG_STACKTRACE
-	ONE("stack",      S_IRUSR, proc_pid_stack),
+	ONE("stack",      0400, proc_pid_stack),
 #endif
 #ifdef CONFIG_SCHED_INFO
-	ONE("schedstat",  S_IRUGO, proc_pid_schedstat),
+	ONE("schedstat",  0444, proc_pid_schedstat),
 #endif
 #ifdef CONFIG_LATENCYTOP
-	REG("latency",  S_IRUGO, proc_lstats_operations),
+	REG("latency",  0444, proc_lstats_operations),
 #endif
 #ifdef CONFIG_PROC_PID_CPUSET
-	ONE("cpuset",     S_IRUGO, proc_cpuset_show),
+	ONE("cpuset",     0444, proc_cpuset_show),
 #endif
 #ifdef CONFIG_CGROUPS
-	ONE("cgroup",  S_IRUGO, proc_cgroup_show),
+	ONE("cgroup",  0444, proc_cgroup_show),
 #endif
 #ifdef CONFIG_PROC_CPU_RESCTRL
-	ONE("cpu_resctrl_groups", S_IRUGO, proc_resctrl_show),
+	ONE("cpu_resctrl_groups", 0444, proc_resctrl_show),
 #endif
-	ONE("oom_score",  S_IRUGO, proc_oom_score),
-	REG("oom_adj",    S_IRUGO|S_IWUSR, proc_oom_adj_operations),
-	REG("oom_score_adj", S_IRUGO|S_IWUSR, proc_oom_score_adj_operations),
+	ONE("oom_score",  0444, proc_oom_score),
+	REG("oom_adj",    0644, proc_oom_adj_operations),
+	REG("oom_score_adj", 0644, proc_oom_score_adj_operations),
 #ifdef CONFIG_AUDIT
-	REG("loginuid",   S_IWUSR|S_IRUGO, proc_loginuid_operations),
-	REG("sessionid",  S_IRUGO, proc_sessionid_operations),
+	REG("loginuid",   0644, proc_loginuid_operations),
+	REG("sessionid",  0444, proc_sessionid_operations),
 #endif
 #ifdef CONFIG_FAULT_INJECTION
-	REG("make-it-fail", S_IRUGO|S_IWUSR, proc_fault_inject_operations),
+	REG("make-it-fail", 0644, proc_fault_inject_operations),
 	REG("fail-nth", 0644, proc_fail_nth_operations),
 #endif
 #ifdef CONFIG_ELF_CORE
-	REG("coredump_filter", S_IRUGO|S_IWUSR, proc_coredump_filter_operations),
+	REG("coredump_filter", 0644, proc_coredump_filter_operations),
 #endif
 #ifdef CONFIG_TASK_IO_ACCOUNTING
-	ONE("io",	S_IRUSR, proc_tgid_io_accounting),
+	ONE("io",	0400, proc_tgid_io_accounting),
 #endif
 #ifdef CONFIG_USER_NS
-	REG("uid_map",    S_IRUGO|S_IWUSR, proc_uid_map_operations),
-	REG("gid_map",    S_IRUGO|S_IWUSR, proc_gid_map_operations),
-	REG("projid_map", S_IRUGO|S_IWUSR, proc_projid_map_operations),
-	REG("setgroups",  S_IRUGO|S_IWUSR, proc_setgroups_operations),
+	REG("uid_map",    0644, proc_uid_map_operations),
+	REG("gid_map",    0644, proc_gid_map_operations),
+	REG("projid_map", 0644, proc_projid_map_operations),
+	REG("setgroups",  0644, proc_setgroups_operations),
 #endif
 #if defined(CONFIG_CHECKPOINT_RESTORE) && defined(CONFIG_POSIX_TIMERS)
-	REG("timers",	  S_IRUGO, proc_timers_operations),
+	REG("timers",	  0444, proc_timers_operations),
 #endif
-	REG("timerslack_ns", S_IRUGO|S_IWUGO, proc_pid_set_timerslack_ns_operations),
+	REG("timerslack_ns", 0666, proc_pid_set_timerslack_ns_operations),
 #ifdef CONFIG_LIVEPATCH
-	ONE("patch_state",  S_IRUSR, proc_pid_patch_state),
+	ONE("patch_state",  0400, proc_pid_patch_state),
 #endif
 #ifdef CONFIG_STACKLEAK_METRICS
-	ONE("stack_depth", S_IRUGO, proc_stack_depth),
+	ONE("stack_depth", 0444, proc_stack_depth),
 #endif
 #ifdef CONFIG_PROC_PID_ARCH_STATUS
-	ONE("arch_status", S_IRUGO, proc_pid_arch_status),
+	ONE("arch_status", 0444, proc_pid_arch_status),
 #endif
 #ifdef CONFIG_SECCOMP_CACHE_DEBUG
-	ONE("seccomp_cache", S_IRUSR, proc_pid_seccomp_cache),
+	ONE("seccomp_cache", 0400, proc_pid_seccomp_cache),
 #endif
 };
 
@@ -3330,7 +3330,7 @@ static struct dentry *proc_pid_instantiate(struct dentry * dentry,
 {
 	struct inode *inode;
 
-	inode = proc_pid_make_inode(dentry->d_sb, task, S_IFDIR | S_IRUGO | S_IXUGO);
+	inode = proc_pid_make_inode(dentry->d_sb, task, S_IFDIR | 0555);
 	if (!inode)
 		return ERR_PTR(-ENOENT);
 
@@ -3503,100 +3503,100 @@ static const struct inode_operations proc_tid_comm_inode_operations = {
  * Tasks
  */
 static const struct pid_entry tid_base_stuff[] = {
-	DIR("fd",        S_IRUSR|S_IXUSR, proc_fd_inode_operations, proc_fd_operations),
-	DIR("fdinfo",    S_IRUSR|S_IXUSR, proc_fdinfo_inode_operations, proc_fdinfo_operations),
-	DIR("ns",	 S_IRUSR|S_IXUGO, proc_ns_dir_inode_operations, proc_ns_dir_operations),
+	DIR("fd",        0500, proc_fd_inode_operations, proc_fd_operations),
+	DIR("fdinfo",    0500, proc_fdinfo_inode_operations, proc_fdinfo_operations),
+	DIR("ns",	 0511, proc_ns_dir_inode_operations, proc_ns_dir_operations),
 #ifdef CONFIG_NET
-	DIR("net",        S_IRUGO|S_IXUGO, proc_net_inode_operations, proc_net_operations),
+	DIR("net",        0555, proc_net_inode_operations, proc_net_operations),
 #endif
-	REG("environ",   S_IRUSR, proc_environ_operations),
-	REG("auxv",      S_IRUSR, proc_auxv_operations),
-	ONE("status",    S_IRUGO, proc_pid_status),
-	ONE("personality", S_IRUSR, proc_pid_personality),
-	ONE("limits",	 S_IRUGO, proc_pid_limits),
+	REG("environ",   0400, proc_environ_operations),
+	REG("auxv",      0400, proc_auxv_operations),
+	ONE("status",    0444, proc_pid_status),
+	ONE("personality", 0400, proc_pid_personality),
+	ONE("limits",	 0444, proc_pid_limits),
 #ifdef CONFIG_SCHED_DEBUG
-	REG("sched",     S_IRUGO|S_IWUSR, proc_pid_sched_operations),
+	REG("sched",     0644, proc_pid_sched_operations),
 #endif
-	NOD("comm",      S_IFREG|S_IRUGO|S_IWUSR,
+	NOD("comm",      S_IFREG | 0644,
 			 &proc_tid_comm_inode_operations,
 			 &proc_pid_set_comm_operations, {}),
 #ifdef CONFIG_HAVE_ARCH_TRACEHOOK
-	ONE("syscall",   S_IRUSR, proc_pid_syscall),
+	ONE("syscall",   0400, proc_pid_syscall),
 #endif
-	REG("cmdline",   S_IRUGO, proc_pid_cmdline_ops),
-	ONE("stat",      S_IRUGO, proc_tid_stat),
-	ONE("statm",     S_IRUGO, proc_pid_statm),
-	REG("maps",      S_IRUGO, proc_pid_maps_operations),
+	REG("cmdline",   0444, proc_pid_cmdline_ops),
+	ONE("stat",      0444, proc_tid_stat),
+	ONE("statm",     0444, proc_pid_statm),
+	REG("maps",      0444, proc_pid_maps_operations),
 #ifdef CONFIG_PROC_CHILDREN
-	REG("children",  S_IRUGO, proc_tid_children_operations),
+	REG("children",  0444, proc_tid_children_operations),
 #endif
 #ifdef CONFIG_NUMA
-	REG("numa_maps", S_IRUGO, proc_pid_numa_maps_operations),
+	REG("numa_maps", 0444, proc_pid_numa_maps_operations),
 #endif
-	REG("mem",       S_IRUSR|S_IWUSR, proc_mem_operations),
+	REG("mem",       0600, proc_mem_operations),
 	LNK("cwd",       proc_cwd_link),
 	LNK("root",      proc_root_link),
 	LNK("exe",       proc_exe_link),
-	REG("mounts",    S_IRUGO, proc_mounts_operations),
-	REG("mountinfo",  S_IRUGO, proc_mountinfo_operations),
+	REG("mounts",    0444, proc_mounts_operations),
+	REG("mountinfo",  0444, proc_mountinfo_operations),
 #ifdef CONFIG_PROC_PAGE_MONITOR
-	REG("clear_refs", S_IWUSR, proc_clear_refs_operations),
-	REG("smaps",     S_IRUGO, proc_pid_smaps_operations),
-	REG("smaps_rollup", S_IRUGO, proc_pid_smaps_rollup_operations),
-	REG("pagemap",    S_IRUSR, proc_pagemap_operations),
+	REG("clear_refs", 0200, proc_clear_refs_operations),
+	REG("smaps",     0444, proc_pid_smaps_operations),
+	REG("smaps_rollup", 0444, proc_pid_smaps_rollup_operations),
+	REG("pagemap",    0400, proc_pagemap_operations),
 #endif
 #ifdef CONFIG_SECURITY
-	DIR("attr",      S_IRUGO|S_IXUGO, proc_attr_dir_inode_operations, proc_attr_dir_operations),
+	DIR("attr",      0555, proc_attr_dir_inode_operations, proc_attr_dir_operations),
 #endif
 #ifdef CONFIG_KALLSYMS
-	ONE("wchan",     S_IRUGO, proc_pid_wchan),
+	ONE("wchan",     0444, proc_pid_wchan),
 #endif
 #ifdef CONFIG_STACKTRACE
-	ONE("stack",      S_IRUSR, proc_pid_stack),
+	ONE("stack",      0400, proc_pid_stack),
 #endif
 #ifdef CONFIG_SCHED_INFO
-	ONE("schedstat", S_IRUGO, proc_pid_schedstat),
+	ONE("schedstat", 0444, proc_pid_schedstat),
 #endif
 #ifdef CONFIG_LATENCYTOP
-	REG("latency",  S_IRUGO, proc_lstats_operations),
+	REG("latency",  0444, proc_lstats_operations),
 #endif
 #ifdef CONFIG_PROC_PID_CPUSET
-	ONE("cpuset",    S_IRUGO, proc_cpuset_show),
+	ONE("cpuset",    0444, proc_cpuset_show),
 #endif
 #ifdef CONFIG_CGROUPS
-	ONE("cgroup",  S_IRUGO, proc_cgroup_show),
+	ONE("cgroup",  0444, proc_cgroup_show),
 #endif
 #ifdef CONFIG_PROC_CPU_RESCTRL
-	ONE("cpu_resctrl_groups", S_IRUGO, proc_resctrl_show),
+	ONE("cpu_resctrl_groups", 0444, proc_resctrl_show),
 #endif
-	ONE("oom_score", S_IRUGO, proc_oom_score),
-	REG("oom_adj",   S_IRUGO|S_IWUSR, proc_oom_adj_operations),
-	REG("oom_score_adj", S_IRUGO|S_IWUSR, proc_oom_score_adj_operations),
+	ONE("oom_score", 0444, proc_oom_score),
+	REG("oom_adj",   0644, proc_oom_adj_operations),
+	REG("oom_score_adj", 0644, proc_oom_score_adj_operations),
 #ifdef CONFIG_AUDIT
-	REG("loginuid",  S_IWUSR|S_IRUGO, proc_loginuid_operations),
-	REG("sessionid",  S_IRUGO, proc_sessionid_operations),
+	REG("loginuid",  0644, proc_loginuid_operations),
+	REG("sessionid",  0444, proc_sessionid_operations),
 #endif
 #ifdef CONFIG_FAULT_INJECTION
-	REG("make-it-fail", S_IRUGO|S_IWUSR, proc_fault_inject_operations),
+	REG("make-it-fail", 0644, proc_fault_inject_operations),
 	REG("fail-nth", 0644, proc_fail_nth_operations),
 #endif
 #ifdef CONFIG_TASK_IO_ACCOUNTING
-	ONE("io",	S_IRUSR, proc_tid_io_accounting),
+	ONE("io",	0400, proc_tid_io_accounting),
 #endif
 #ifdef CONFIG_USER_NS
-	REG("uid_map",    S_IRUGO|S_IWUSR, proc_uid_map_operations),
-	REG("gid_map",    S_IRUGO|S_IWUSR, proc_gid_map_operations),
-	REG("projid_map", S_IRUGO|S_IWUSR, proc_projid_map_operations),
-	REG("setgroups",  S_IRUGO|S_IWUSR, proc_setgroups_operations),
+	REG("uid_map",    0644, proc_uid_map_operations),
+	REG("gid_map",    0644, proc_gid_map_operations),
+	REG("projid_map", 0644, proc_projid_map_operations),
+	REG("setgroups",  0644, proc_setgroups_operations),
 #endif
 #ifdef CONFIG_LIVEPATCH
-	ONE("patch_state",  S_IRUSR, proc_pid_patch_state),
+	ONE("patch_state",  0400, proc_pid_patch_state),
 #endif
 #ifdef CONFIG_PROC_PID_ARCH_STATUS
-	ONE("arch_status", S_IRUGO, proc_pid_arch_status),
+	ONE("arch_status", 0444, proc_pid_arch_status),
 #endif
 #ifdef CONFIG_SECCOMP_CACHE_DEBUG
-	ONE("seccomp_cache", S_IRUSR, proc_pid_seccomp_cache),
+	ONE("seccomp_cache", 0400, proc_pid_seccomp_cache),
 #endif
 };
 
@@ -3629,7 +3629,7 @@ static struct dentry *proc_task_instantiate(struct dentry *dentry,
 	struct task_struct *task, const void *ptr)
 {
 	struct inode *inode;
-	inode = proc_pid_make_inode(dentry->d_sb, task, S_IFDIR | S_IRUGO | S_IXUGO);
+	inode = proc_pid_make_inode(dentry->d_sb, task, S_IFDIR | 0555);
 	if (!inode)
 		return ERR_PTR(-ENOENT);
 
diff --git a/fs/proc/fd.c b/fs/proc/fd.c
index 07fc4fad2602..ec29382fc2af 100644
--- a/fs/proc/fd.c
+++ b/fs/proc/fd.c
@@ -102,9 +102,9 @@ static void tid_fd_update_inode(struct task_struct *task, struct inode *inode,
 	if (S_ISLNK(inode->i_mode)) {
 		unsigned i_mode = S_IFLNK;
 		if (f_mode & FMODE_READ)
-			i_mode |= S_IRUSR | S_IXUSR;
+			i_mode |= 0500;
 		if (f_mode & FMODE_WRITE)
-			i_mode |= S_IWUSR | S_IXUSR;
+			i_mode |= 0300;
 		inode->i_mode = i_mode;
 	}
 	security_task_to_inode(task, inode);
@@ -308,7 +308,7 @@ static struct dentry *proc_fdinfo_instantiate(struct dentry *dentry,
 	struct proc_inode *ei;
 	struct inode *inode;
 
-	inode = proc_pid_make_inode(dentry->d_sb, task, S_IFREG | S_IRUSR);
+	inode = proc_pid_make_inode(dentry->d_sb, task, S_IFREG | 0400);
 	if (!inode)
 		return ERR_PTR(-ENOENT);
 
diff --git a/fs/proc/generic.c b/fs/proc/generic.c
index bc86aa87cc41..cece01579ab4 100644
--- a/fs/proc/generic.c
+++ b/fs/proc/generic.c
@@ -466,7 +466,7 @@ struct proc_dir_entry *proc_symlink(const char *name,
 	struct proc_dir_entry *ent;
 
 	ent = __proc_create(&parent, name,
-			  (S_IFLNK | S_IRUGO | S_IWUGO | S_IXUGO),1);
+			  (S_IFLNK | 0777), 1);
 
 	if (ent) {
 		ent->data = kmalloc((ent->size=strlen(dest))+1, GFP_KERNEL);
@@ -489,7 +489,7 @@ struct proc_dir_entry *_proc_mkdir(const char *name, umode_t mode,
 	struct proc_dir_entry *ent;
 
 	if (mode == 0)
-		mode = S_IRUGO | S_IXUGO;
+		mode = 0555;
 
 	ent = __proc_create(&parent, name, S_IFDIR | mode, 2);
 	if (ent) {
@@ -528,7 +528,7 @@ EXPORT_SYMBOL(proc_mkdir);
 
 struct proc_dir_entry *proc_create_mount_point(const char *name)
 {
-	umode_t mode = S_IFDIR | S_IRUGO | S_IXUGO;
+	umode_t mode = S_IFDIR | 0555;
 	struct proc_dir_entry *ent, *parent = NULL;
 
 	ent = __proc_create(&parent, name, mode, 2);
@@ -550,7 +550,7 @@ struct proc_dir_entry *proc_create_reg(const char *name, umode_t mode,
 	if ((mode & S_IFMT) == 0)
 		mode |= S_IFREG;
 	if ((mode & S_IALLUGO) == 0)
-		mode |= S_IRUGO;
+		mode |= 0444;
 	if (WARN_ON_ONCE(!S_ISREG(mode)))
 		return NULL;
 
diff --git a/fs/proc/kcore.c b/fs/proc/kcore.c
index 4d2e64e9016c..8c57f22ef41a 100644
--- a/fs/proc/kcore.c
+++ b/fs/proc/kcore.c
@@ -636,7 +636,7 @@ static void __init add_modules_range(void)
 
 static int __init proc_kcore_init(void)
 {
-	proc_root_kcore = proc_create("kcore", S_IRUSR, NULL, &kcore_proc_ops);
+	proc_root_kcore = proc_create("kcore", 0400, NULL, &kcore_proc_ops);
 	if (!proc_root_kcore) {
 		pr_err("couldn't create /proc/kcore\n");
 		return 0; /* Always returns 0. */
diff --git a/fs/proc/kmsg.c b/fs/proc/kmsg.c
index b38ad552887f..3402656feaf7 100644
--- a/fs/proc/kmsg.c
+++ b/fs/proc/kmsg.c
@@ -60,7 +60,7 @@ static const struct proc_ops kmsg_proc_ops = {
 
 static int __init proc_kmsg_init(void)
 {
-	proc_create("kmsg", S_IRUSR, NULL, &kmsg_proc_ops);
+	proc_create("kmsg", 0400, NULL, &kmsg_proc_ops);
 	return 0;
 }
 fs_initcall(proc_kmsg_init);
diff --git a/fs/proc/namespaces.c b/fs/proc/namespaces.c
index 8e159fc78c0a..6cc8aa7b5ee0 100644
--- a/fs/proc/namespaces.c
+++ b/fs/proc/namespaces.c
@@ -102,7 +102,7 @@ static struct dentry *proc_ns_instantiate(struct dentry *dentry,
 	struct inode *inode;
 	struct proc_inode *ei;
 
-	inode = proc_pid_make_inode(dentry->d_sb, task, S_IFLNK | S_IRWXUGO);
+	inode = proc_pid_make_inode(dentry->d_sb, task, S_IFLNK | 0777);
 	if (!inode)
 		return ERR_PTR(-ENOENT);
 
diff --git a/fs/proc/nommu.c b/fs/proc/nommu.c
index 13452b32e2bd..b4c93cbd467c 100644
--- a/fs/proc/nommu.c
+++ b/fs/proc/nommu.c
@@ -110,7 +110,7 @@ static const struct seq_operations proc_nommu_region_list_seqop = {
 
 static int __init proc_nommu_init(void)
 {
-	proc_create_seq("maps", S_IRUGO, NULL, &proc_nommu_region_list_seqop);
+	proc_create_seq("maps", 0444, NULL, &proc_nommu_region_list_seqop);
 	return 0;
 }
 
diff --git a/fs/proc/page.c b/fs/proc/page.c
index 4dcbcd506cb6..b3a084076dbd 100644
--- a/fs/proc/page.c
+++ b/fs/proc/page.c
@@ -330,10 +330,10 @@ static const struct proc_ops kpagecgroup_proc_ops = {
 
 static int __init proc_page_init(void)
 {
-	proc_create("kpagecount", S_IRUSR, NULL, &kpagecount_proc_ops);
-	proc_create("kpageflags", S_IRUSR, NULL, &kpageflags_proc_ops);
+	proc_create("kpagecount", 0400, NULL, &kpagecount_proc_ops);
+	proc_create("kpageflags", 0400, NULL, &kpageflags_proc_ops);
 #ifdef CONFIG_MEMCG
-	proc_create("kpagecgroup", S_IRUSR, NULL, &kpagecgroup_proc_ops);
+	proc_create("kpagecgroup", 0400, NULL, &kpagecgroup_proc_ops);
 #endif
 	return 0;
 }
diff --git a/fs/proc/proc_sysctl.c b/fs/proc/proc_sysctl.c
index 984e42f8cb11..beeacbf0aefc 100644
--- a/fs/proc/proc_sysctl.c
+++ b/fs/proc/proc_sysctl.c
@@ -62,7 +62,7 @@ void proc_sys_poll_notify(struct ctl_table_poll *poll)
 static struct ctl_table root_table[] = {
 	{
 		.procname = "",
-		.mode = S_IFDIR|S_IRUGO|S_IXUGO,
+		.mode = S_IFDIR | 0555,
 	},
 	{ }
 };
@@ -967,7 +967,7 @@ static struct ctl_dir *new_dir(struct ctl_table_set *set,
 	memcpy(new_name, name, namelen);
 	new_name[namelen] = '\0';
 	table[0].procname = new_name;
-	table[0].mode = S_IFDIR|S_IRUGO|S_IXUGO;
+	table[0].mode = S_IFDIR | 0555;
 	init_header(&new->header, set->dir.header.root, set, node, table);
 
 	return new;
@@ -1138,7 +1138,7 @@ static int sysctl_check_table(const char *path, struct ctl_table *table)
 		if (!table->proc_handler)
 			err |= sysctl_err(path, table, "No proc_handler");
 
-		if ((table->mode & (S_IRUGO|S_IWUGO)) != table->mode)
+		if ((table->mode & (0666)) != table->mode)
 			err |= sysctl_err(path, table, "bogus .mode 0%o",
 				table->mode);
 	}
@@ -1178,7 +1178,7 @@ static struct ctl_table_header *new_links(struct ctl_dir *dir, struct ctl_table
 		int len = strlen(entry->procname) + 1;
 		memcpy(link_name, entry->procname, len);
 		link->procname = link_name;
-		link->mode = S_IFLNK|S_IRWXUGO;
+		link->mode = S_IFLNK | 0777;
 		link->data = link_root;
 		link_name += len;
 	}
diff --git a/fs/proc/proc_tty.c b/fs/proc/proc_tty.c
index c69ff191e5d8..629bbab446f1 100644
--- a/fs/proc/proc_tty.c
+++ b/fs/proc/proc_tty.c
@@ -173,7 +173,7 @@ void __init proc_tty_init(void)
 	 * password lengths and inter-keystroke timings during password
 	 * entry.
 	 */
-	proc_tty_driver = proc_mkdir_mode("tty/driver", S_IRUSR|S_IXUSR, NULL);
+	proc_tty_driver = proc_mkdir_mode("tty/driver", 0500, NULL);
 	proc_create_seq("tty/ldiscs", 0, NULL, &tty_ldiscs_seq_ops);
 	proc_create_seq("tty/drivers", 0, NULL, &tty_drivers_op);
 }
diff --git a/fs/proc/root.c b/fs/proc/root.c
index c7e3b1350ef8..0f05ffac7f90 100644
--- a/fs/proc/root.c
+++ b/fs/proc/root.c
@@ -362,7 +362,7 @@ static const struct inode_operations proc_root_inode_operations = {
 struct proc_dir_entry proc_root = {
 	.low_ino	= PROC_ROOT_INO, 
 	.namelen	= 5, 
-	.mode		= S_IFDIR | S_IRUGO | S_IXUGO, 
+	.mode		= S_IFDIR | 0555,
 	.nlink		= 2, 
 	.refcnt		= REFCOUNT_INIT(1),
 	.proc_iops	= &proc_root_inode_operations, 
diff --git a/fs/proc/self.c b/fs/proc/self.c
index cc71ce3466dc..f82e3680c048 100644
--- a/fs/proc/self.c
+++ b/fs/proc/self.c
@@ -54,7 +54,7 @@ int proc_setup_self(struct super_block *s)
 		if (inode) {
 			inode->i_ino = self_inum;
 			inode->i_mtime = inode->i_atime = inode->i_ctime = current_time(inode);
-			inode->i_mode = S_IFLNK | S_IRWXUGO;
+			inode->i_mode = S_IFLNK | 0777;
 			inode->i_uid = GLOBAL_ROOT_UID;
 			inode->i_gid = GLOBAL_ROOT_GID;
 			inode->i_op = &proc_self_inode_operations;
diff --git a/fs/proc/thread_self.c b/fs/proc/thread_self.c
index a553273fbd41..def800fd540f 100644
--- a/fs/proc/thread_self.c
+++ b/fs/proc/thread_self.c
@@ -47,7 +47,7 @@ int proc_setup_thread_self(struct super_block *s)
 		if (inode) {
 			inode->i_ino = thread_self_inum;
 			inode->i_mtime = inode->i_atime = inode->i_ctime = current_time(inode);
-			inode->i_mode = S_IFLNK | S_IRWXUGO;
+			inode->i_mode = S_IFLNK | 0777;
 			inode->i_uid = GLOBAL_ROOT_UID;
 			inode->i_gid = GLOBAL_ROOT_GID;
 			inode->i_op = &proc_thread_self_inode_operations;
diff --git a/fs/proc/vmcore.c b/fs/proc/vmcore.c
index 9a15334da208..fe600a672d3c 100644
--- a/fs/proc/vmcore.c
+++ b/fs/proc/vmcore.c
@@ -1552,7 +1552,7 @@ static int __init vmcore_init(void)
 	elfcorehdr_free(elfcorehdr_addr);
 	elfcorehdr_addr = ELFCORE_ADDR_ERR;
 
-	proc_vmcore = proc_create("vmcore", S_IRUSR, NULL, &vmcore_proc_ops);
+	proc_vmcore = proc_create("vmcore", 0400, NULL, &vmcore_proc_ops);
 	if (proc_vmcore)
 		proc_vmcore->size = vmcore_size;
 	return 0;




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