kernel: bump 4.9 to 4.9.150

Refreshed all patches.

Remove upstreamed:
- 096-mips-math-emu-Write-protect-delay-slot-emulation-pages.patch

Altered patches:
- 024-7-net-reorganize-struct-sock-for-better-data-locality.patch

Compile-tested on: ar7
Runtime-tested on: none

Signed-off-by: Koen Vandeputte <koen.vandeputte@ncentric.com>

target/linux/generic/backport-4.9/090-net-generalize-napi_complete_done.patch

@@ -269,7 +269,7 @@ Signed-off-by: David S. Miller <davem@davemloft.net>
  			   "NAPI Complete, did %d packets with budget %d\n",
 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c
 +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c
-@@ -658,7 +658,7 @@ static int xgene_enet_napi(struct napi_s
+@@ -655,7 +655,7 @@ static int xgene_enet_napi(struct napi_s
  	processed = xgene_enet_process_ring(ring, budget);
  
  	if (processed != budget) {
@@ -701,7 +701,7 @@ Signed-off-by: David S. Miller <davem@davemloft.net>
  
 --- a/drivers/net/ethernet/ibm/ibmveth.c
 +++ b/drivers/net/ethernet/ibm/ibmveth.c
-@@ -1320,7 +1320,7 @@ restart_poll:
+@@ -1324,7 +1324,7 @@ restart_poll:
  	ibmveth_replenish_task(adapter);
  
  	if (frames_processed < budget) {