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-rw-r--r--kernel/sys.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/kernel/sys.c b/kernel/sys.c
index 1eaa2f0b0246..a8c9f5a7dda6 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -91,6 +91,12 @@
#ifndef SET_TSC_CTL
# define SET_TSC_CTL(a) (-EINVAL)
#endif
+#ifndef MPX_ENABLE_MANAGEMENT
+# define MPX_ENABLE_MANAGEMENT(a) (-EINVAL)
+#endif
+#ifndef MPX_DISABLE_MANAGEMENT
+# define MPX_DISABLE_MANAGEMENT(a) (-EINVAL)
+#endif
/*
* this is where the system-wide overflow UID and GID are defined, for
@@ -2203,6 +2209,12 @@ SYSCALL_DEFINE5(prctl, int, option, unsigned long, arg2, unsigned long, arg3,
me->mm->def_flags &= ~VM_NOHUGEPAGE;
up_write(&me->mm->mmap_sem);
break;
+ case PR_MPX_ENABLE_MANAGEMENT:
+ error = MPX_ENABLE_MANAGEMENT(me);
+ break;
+ case PR_MPX_DISABLE_MANAGEMENT:
+ error = MPX_DISABLE_MANAGEMENT(me);
+ break;
default:
error = -EINVAL;
break;