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Diffstat (limited to 'fs/proc/task_nommu.c')
-rw-r--r--fs/proc/task_nommu.c35
1 files changed, 1 insertions, 34 deletions
diff --git a/fs/proc/task_nommu.c b/fs/proc/task_nommu.c
index 8011528518bd..4b4f9cc2f186 100644
--- a/fs/proc/task_nommu.c
+++ b/fs/proc/task_nommu.c
@@ -1,6 +1,7 @@
1 1
2#include <linux/mm.h> 2#include <linux/mm.h>
3#include <linux/file.h> 3#include <linux/file.h>
4#include <linux/fdtable.h>
4#include <linux/mount.h> 5#include <linux/mount.h>
5#include <linux/ptrace.h> 6#include <linux/ptrace.h>
6#include <linux/seq_file.h> 7#include <linux/seq_file.h>
@@ -103,40 +104,6 @@ int task_statm(struct mm_struct *mm, int *shared, int *text,
103 return size; 104 return size;
104} 105}
105 106
106int proc_exe_link(struct inode *inode, struct path *path)
107{
108 struct vm_list_struct *vml;
109 struct vm_area_struct *vma;
110 struct task_struct *task = get_proc_task(inode);
111 struct mm_struct *mm = get_task_mm(task);
112 int result = -ENOENT;
113
114 if (!mm)
115 goto out;
116 down_read(&mm->mmap_sem);
117
118 vml = mm->context.vmlist;
119 vma = NULL;
120 while (vml) {
121 if ((vml->vma->vm_flags & VM_EXECUTABLE) && vml->vma->vm_file) {
122 vma = vml->vma;
123 break;
124 }
125 vml = vml->next;
126 }
127
128 if (vma) {
129 *path = vma->vm_file->f_path;
130 path_get(&vma->vm_file->f_path);
131 result = 0;
132 }
133
134 up_read(&mm->mmap_sem);
135 mmput(mm);
136out:
137 return result;
138}
139
140/* 107/*
141 * display mapping lines for a particular process's /proc/pid/maps 108 * display mapping lines for a particular process's /proc/pid/maps
142 */ 109 */