Update to v4.15 kernel headers.

Test: Compiles, boots bullhead/hikey960.
Change-Id: I118beb8b6cac0881b1270f9bf6981959297a41a8
diff --git a/libc/kernel/uapi/linux/pkt_sched.h b/libc/kernel/uapi/linux/pkt_sched.h
index 7d3ff96..a3f2adf 100644
--- a/libc/kernel/uapi/linux/pkt_sched.h
+++ b/libc/kernel/uapi/linux/pkt_sched.h
@@ -49,6 +49,7 @@
 #define TC_H_ROOT (0xFFFFFFFFU)
 #define TC_H_INGRESS (0xFFFFFFF1U)
 #define TC_H_CLSACT TC_H_INGRESS
+#define TC_H_MIN_PRIORITY 0xFFE0U
 #define TC_H_MIN_INGRESS 0xFFF2U
 #define TC_H_MIN_EGRESS 0xFFF3U
 enum tc_link_layer {
@@ -403,6 +404,9 @@
   TCA_NETEM_ECN,
   TCA_NETEM_RATE64,
   TCA_NETEM_PAD,
+  TCA_NETEM_LATENCY64,
+  TCA_NETEM_JITTER64,
+  TCA_NETEM_SLOT,
   __TCA_NETEM_MAX,
 };
 #define TCA_NETEM_MAX (__TCA_NETEM_MAX - 1)
@@ -433,6 +437,12 @@
   __u32 cell_size;
   __s32 cell_overhead;
 };
+struct tc_netem_slot {
+  __s64 min_delay;
+  __s64 max_delay;
+  __s32 max_packets;
+  __s32 max_bytes;
+};
 enum {
   NETEM_LOSS_UNSPEC,
   NETEM_LOSS_GI,
@@ -472,6 +482,18 @@
   __TC_MQPRIO_HW_OFFLOAD_MAX
 };
 #define TC_MQPRIO_HW_OFFLOAD_MAX (__TC_MQPRIO_HW_OFFLOAD_MAX - 1)
+enum {
+  TC_MQPRIO_MODE_DCB,
+  TC_MQPRIO_MODE_CHANNEL,
+  __TC_MQPRIO_MODE_MAX
+};
+#define __TC_MQPRIO_MODE_MAX (__TC_MQPRIO_MODE_MAX - 1)
+enum {
+  TC_MQPRIO_SHAPER_DCB,
+  TC_MQPRIO_SHAPER_BW_RATE,
+  __TC_MQPRIO_SHAPER_MAX
+};
+#define __TC_MQPRIO_SHAPER_MAX (__TC_MQPRIO_SHAPER_MAX - 1)
 struct tc_mqprio_qopt {
   __u8 num_tc;
   __u8 prio_tc_map[TC_QOPT_BITMASK + 1];
@@ -479,6 +501,19 @@
   __u16 count[TC_QOPT_MAX_QUEUE];
   __u16 offset[TC_QOPT_MAX_QUEUE];
 };
+#define TC_MQPRIO_F_MODE 0x1
+#define TC_MQPRIO_F_SHAPER 0x2
+#define TC_MQPRIO_F_MIN_RATE 0x4
+#define TC_MQPRIO_F_MAX_RATE 0x8
+enum {
+  TCA_MQPRIO_UNSPEC,
+  TCA_MQPRIO_MODE,
+  TCA_MQPRIO_SHAPER,
+  TCA_MQPRIO_MIN_RATE64,
+  TCA_MQPRIO_MAX_RATE64,
+  __TCA_MQPRIO_MAX,
+};
+#define TCA_MQPRIO_MAX (__TCA_MQPRIO_MAX - 1)
 enum {
   TCA_SFB_UNSPEC,
   TCA_SFB_PARMS,
@@ -654,4 +689,18 @@
   __u32 maxq;
   __u32 ecn_mark;
 };
+struct tc_cbs_qopt {
+  __u8 offload;
+  __u8 _pad[3];
+  __s32 hicredit;
+  __s32 locredit;
+  __s32 idleslope;
+  __s32 sendslope;
+};
+enum {
+  TCA_CBS_UNSPEC,
+  TCA_CBS_PARMS,
+  __TCA_CBS_MAX,
+};
+#define TCA_CBS_MAX (__TCA_CBS_MAX - 1)
 #endif