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-rw-r--r--kernel/exec_domain.c33
1 files changed, 27 insertions, 6 deletions
diff --git a/kernel/exec_domain.c b/kernel/exec_domain.c
index 0d407e886735..0511716e9424 100644
--- a/kernel/exec_domain.c
+++ b/kernel/exec_domain.c
@@ -12,7 +12,9 @@
#include <linux/kmod.h>
#include <linux/module.h>
#include <linux/personality.h>
+#include <linux/proc_fs.h>
#include <linux/sched.h>
+#include <linux/seq_file.h>
#include <linux/syscalls.h>
#include <linux/sysctl.h>
#include <linux/types.h>
@@ -173,20 +175,39 @@ __set_personality(u_long personality)
return 0;
}
-int
-get_exec_domain_list(char *page)
+#ifdef CONFIG_PROC_FS
+static int execdomains_proc_show(struct seq_file *m, void *v)
{
struct exec_domain *ep;
- int len = 0;
read_lock(&exec_domains_lock);
- for (ep = exec_domains; ep && len < PAGE_SIZE - 80; ep = ep->next)
- len += sprintf(page + len, "%d-%d\t%-16s\t[%s]\n",
+ for (ep = exec_domains; ep; ep = ep->next)
+ seq_printf(m, "%d-%d\t%-16s\t[%s]\n",
ep->pers_low, ep->pers_high, ep->name,
module_name(ep->module));
read_unlock(&exec_domains_lock);
- return (len);
+ return 0;
+}
+
+static int execdomains_proc_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, execdomains_proc_show, NULL);
+}
+
+static const struct file_operations execdomains_proc_fops = {
+ .open = execdomains_proc_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+};
+
+static int __init proc_execdomains_init(void)
+{
+ proc_create("execdomains", 0, NULL, &execdomains_proc_fops);
+ return 0;
}
+module_init(proc_execdomains_init);
+#endif
asmlinkage long
sys_personality(u_long personality)

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