X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=include%2Fuapi%2Flinux%2Fprctl.h;h=c0202187cbef531e55ee2978e9e876c44a634ed5;hb=e29928d4e84f9333c11f324516d991c399277e8f;hp=51858b439c23c45a8e9d13ae1ede48c307d58b97;hpb=99c55932c5a03b992320668ca3e48182f2922a43;p=mirror_ubuntu-artful-kernel.git

diff --git a/include/uapi/linux/prctl.h b/include/uapi/linux/prctl.h
index 51858b439c23..c0202187cbef 100644
--- a/include/uapi/linux/prctl.h
+++ b/include/uapi/linux/prctl.h
@@ -197,6 +197,18 @@ struct prctl_mm_map {
 # define PR_CAP_AMBIENT_LOWER		3
 # define PR_CAP_AMBIENT_CLEAR_ALL	4
 
+/* Per task speculation control */
+#define PR_GET_SPECULATION_CTRL		52
+#define PR_SET_SPECULATION_CTRL		53
+/* Speculation control variants */
+# define PR_SPEC_STORE_BYPASS		0
+/* Return and control values for PR_SET/GET_SPECULATION_CTRL */
+# define PR_SPEC_NOT_AFFECTED		0
+# define PR_SPEC_PRCTL			(1UL << 0)
+# define PR_SPEC_ENABLE			(1UL << 1)
+# define PR_SPEC_DISABLE		(1UL << 2)
+# define PR_SPEC_FORCE_DISABLE		(1UL << 3)
+
 /*
  * Control the LSM specific peer information
  *