Merge tag 'selinux-pr-20180530' of git://git.kernel.org/pub/scm/linux/kernel/git...

[linux-2.6-microblaze.git] / include / linux / nospec.h

diff --git a/include/linux/nospec.h b/include/linux/nospec.h
index e791ebc..0c5ef54 100644 (file)
--- a/include/linux/nospec.h
+++ b/include/linux/nospec.h
@@ -7,6 +7,8 @@
 #define _LINUX_NOSPEC_H
 #include <asm/barrier.h>
 
+struct task_struct;
+
 /**
  * array_index_mask_nospec() - generate a ~0 mask when index < size, 0 otherwise
  * @index: array element index
@@ -55,4 +57,12 @@ static inline unsigned long array_index_mask_nospec(unsigned long index,
                                                                        \
        (typeof(_i)) (_i & _mask);                                      \
 })
+
+/* Speculation control prctl */
+int arch_prctl_spec_ctrl_get(struct task_struct *task, unsigned long which);
+int arch_prctl_spec_ctrl_set(struct task_struct *task, unsigned long which,
+                            unsigned long ctrl);
+/* Speculation control for seccomp enforced mitigation */
+void arch_seccomp_spec_mitigate(struct task_struct *task);
+
 #endif /* _LINUX_NOSPEC_H */