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-rw-r--r--fs/proc/base.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/fs/proc/base.c b/fs/proc/base.c
index 3b33f94020db..a170450aadb1 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -103,7 +103,9 @@ enum pid_directory_inos {
103 PROC_TGID_NUMA_MAPS, 103 PROC_TGID_NUMA_MAPS,
104 PROC_TGID_MOUNTS, 104 PROC_TGID_MOUNTS,
105 PROC_TGID_WCHAN, 105 PROC_TGID_WCHAN,
106#ifdef CONFIG_MMU
106 PROC_TGID_SMAPS, 107 PROC_TGID_SMAPS,
108#endif
107#ifdef CONFIG_SCHEDSTATS 109#ifdef CONFIG_SCHEDSTATS
108 PROC_TGID_SCHEDSTAT, 110 PROC_TGID_SCHEDSTAT,
109#endif 111#endif
@@ -141,7 +143,9 @@ enum pid_directory_inos {
141 PROC_TID_NUMA_MAPS, 143 PROC_TID_NUMA_MAPS,
142 PROC_TID_MOUNTS, 144 PROC_TID_MOUNTS,
143 PROC_TID_WCHAN, 145 PROC_TID_WCHAN,
146#ifdef CONFIG_MMU
144 PROC_TID_SMAPS, 147 PROC_TID_SMAPS,
148#endif
145#ifdef CONFIG_SCHEDSTATS 149#ifdef CONFIG_SCHEDSTATS
146 PROC_TID_SCHEDSTAT, 150 PROC_TID_SCHEDSTAT,
147#endif 151#endif
@@ -195,7 +199,9 @@ static struct pid_entry tgid_base_stuff[] = {
195 E(PROC_TGID_ROOT, "root", S_IFLNK|S_IRWXUGO), 199 E(PROC_TGID_ROOT, "root", S_IFLNK|S_IRWXUGO),
196 E(PROC_TGID_EXE, "exe", S_IFLNK|S_IRWXUGO), 200 E(PROC_TGID_EXE, "exe", S_IFLNK|S_IRWXUGO),
197 E(PROC_TGID_MOUNTS, "mounts", S_IFREG|S_IRUGO), 201 E(PROC_TGID_MOUNTS, "mounts", S_IFREG|S_IRUGO),
202#ifdef CONFIG_MMU
198 E(PROC_TGID_SMAPS, "smaps", S_IFREG|S_IRUGO), 203 E(PROC_TGID_SMAPS, "smaps", S_IFREG|S_IRUGO),
204#endif
199#ifdef CONFIG_SECURITY 205#ifdef CONFIG_SECURITY
200 E(PROC_TGID_ATTR, "attr", S_IFDIR|S_IRUGO|S_IXUGO), 206 E(PROC_TGID_ATTR, "attr", S_IFDIR|S_IRUGO|S_IXUGO),
201#endif 207#endif
@@ -235,7 +241,9 @@ static struct pid_entry tid_base_stuff[] = {
235 E(PROC_TID_ROOT, "root", S_IFLNK|S_IRWXUGO), 241 E(PROC_TID_ROOT, "root", S_IFLNK|S_IRWXUGO),
236 E(PROC_TID_EXE, "exe", S_IFLNK|S_IRWXUGO), 242 E(PROC_TID_EXE, "exe", S_IFLNK|S_IRWXUGO),
237 E(PROC_TID_MOUNTS, "mounts", S_IFREG|S_IRUGO), 243 E(PROC_TID_MOUNTS, "mounts", S_IFREG|S_IRUGO),
244#ifdef CONFIG_MMU
238 E(PROC_TID_SMAPS, "smaps", S_IFREG|S_IRUGO), 245 E(PROC_TID_SMAPS, "smaps", S_IFREG|S_IRUGO),
246#endif
239#ifdef CONFIG_SECURITY 247#ifdef CONFIG_SECURITY
240 E(PROC_TID_ATTR, "attr", S_IFDIR|S_IRUGO|S_IXUGO), 248 E(PROC_TID_ATTR, "attr", S_IFDIR|S_IRUGO|S_IXUGO),
241#endif 249#endif
@@ -630,6 +638,7 @@ static struct file_operations proc_numa_maps_operations = {
630}; 638};
631#endif 639#endif
632 640
641#ifdef CONFIG_MMU
633extern struct seq_operations proc_pid_smaps_op; 642extern struct seq_operations proc_pid_smaps_op;
634static int smaps_open(struct inode *inode, struct file *file) 643static int smaps_open(struct inode *inode, struct file *file)
635{ 644{
@@ -648,6 +657,7 @@ static struct file_operations proc_smaps_operations = {
648 .llseek = seq_lseek, 657 .llseek = seq_lseek,
649 .release = seq_release, 658 .release = seq_release,
650}; 659};
660#endif
651 661
652extern struct seq_operations mounts_op; 662extern struct seq_operations mounts_op;
653static int mounts_open(struct inode *inode, struct file *file) 663static int mounts_open(struct inode *inode, struct file *file)
@@ -1681,10 +1691,12 @@ static struct dentry *proc_pident_lookup(struct inode *dir,
1681 case PROC_TGID_MOUNTS: 1691 case PROC_TGID_MOUNTS:
1682 inode->i_fop = &proc_mounts_operations; 1692 inode->i_fop = &proc_mounts_operations;
1683 break; 1693 break;
1694#ifdef CONFIG_MMU
1684 case PROC_TID_SMAPS: 1695 case PROC_TID_SMAPS:
1685 case PROC_TGID_SMAPS: 1696 case PROC_TGID_SMAPS:
1686 inode->i_fop = &proc_smaps_operations; 1697 inode->i_fop = &proc_smaps_operations;
1687 break; 1698 break;
1699#endif
1688#ifdef CONFIG_SECURITY 1700#ifdef CONFIG_SECURITY
1689 case PROC_TID_ATTR: 1701 case PROC_TID_ATTR:
1690 inode->i_nlink = 2; 1702 inode->i_nlink = 2;