1 files changed, 11 insertions, 0 deletions

diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h
index ebb2f24027e8..2ff814c92f7f 100644
--- a/include/linux/syscalls.h
+++ b/include/linux/syscalls.h
@@ -81,6 +81,7 @@ union bpf_attr;
 #include <linux/unistd.h>
 #include <linux/quota.h>
 #include <linux/key.h>
+#include <linux/personality.h>
 #include <trace/syscall.h>
 
 #ifdef CONFIG_ARCH_HAS_SYSCALL_WRAPPER
@@ -1282,4 +1283,14 @@ static inline long ksys_truncate(const char __user *pathname, loff_t length)
         return do_sys_truncate(pathname, length);
 }
 
+static inline unsigned int ksys_personality(unsigned int personality)
+{
+        unsigned int old = current->personality;
+
+        if (personality != 0xffffffff)
+                set_personality(personality);
+
+        return old;
+}
+
 #endif