Merge android-4.4.165 (f34ff9e) into msm-4.4

* refs/heads/tmp-f34ff9e
  Linux 4.4.165
  xhci: Fix USB3 NULL pointer dereference at logical disconnect.
  HID: uhid: forbid UHID_CREATE under KERNEL_DS or elevated privileges
  new helper: uaccess_kernel()
  ACPI / platform: Add SMB0001 HID to forbidden_id_list
  drivers/misc/sgi-gru: fix Spectre v1 vulnerability
  USB: misc: appledisplay: add 20" Apple Cinema Display
  misc: atmel-ssc: Fix section annotation on atmel_ssc_get_driver_data
  usb: quirks: Add delay-init quirk for Corsair K70 LUX RGB
  USB: quirks: Add no-lpm quirk for Raydium touchscreens
  usb: cdc-acm: add entry for Hiro (Conexant) modem
  uio: Fix an Oops on load
  media: v4l: event: Add subscription to list before calling "add" operation
  Revert "Bluetooth: h5: Fix missing dependency on BT_HCIUART_SERDEV"
  Revert "media: videobuf2-core: don't call memop 'finish' when queueing"
  btrfs: fix pinned underflow after transaction aborted
  gfs2: Put bitmap buffers in put_super
  SUNRPC: drop pointless static qualifier in xdr_get_next_encode_buffer()
  zram: close udev startup race condition as default groups
  lib/raid6: Fix arm64 test build
  hwmon: (ibmpowernv) Remove bogus __init annotations
  netfilter: xt_IDLETIMER: add sysfs filename checking routine
  netfilter: ipset: Correct rcu_dereference() call in ip_set_put_comment()
  s390/mm: Fix ERROR: "__node_distance" undefined!
  netfilter: ipset: actually allow allowable CIDR 0 in hash:net,port,net
  s390/vdso: add missing FORCE to build targets
  arm64: percpu: Initialize ret in the default case
  platform/x86: acerhdf: Add BIOS entry for Gateway LT31 v1.3307
  clk: samsung: exynos5420: Enable PERIS clocks for suspend
  fs/exofs: fix potential memory leak in mount option parsing
  um: Give start_idle_thread() a return code
  hfsplus: prevent btree data loss on root split
  hfs: prevent btree data loss on root split
  reiserfs: propagate errors from fill_with_dentries() properly
  x86/build: Use cc-option to validate stack alignment parameter
  x86/build: Fix stack alignment for CLang
  x86/boot: #undef memcpy() et al in string.c
  x86/build: Specify stack alignment for clang
  x86/build: Use __cc-option for boot code compiler options
  kbuild: Add __cc-option macro
  x86/mm/kaslr: Use the _ASM_MUL macro for multiplication to work around Clang incompatibility
  crypto, x86: aesni - fix token pasting for clang
  x86/kbuild: Use cc-option to enable -falign-{jumps/loops}
  arm64: Disable asm-operand-width warning for clang
  kbuild: allow to use GCC toolchain not in Clang search path
  kbuild: set no-integrated-as before incl. arch Makefile
  kbuild: clang: disable unused variable warnings only when constant
  kbuild: clang: remove crufty HOSTCFLAGS
  kbuild: clang: fix build failures with sparse check
  kbuild: move cc-option and cc-disable-warning after incl. arch Makefile
  kbuild: Set KBUILD_CFLAGS before incl. arch Makefile
  kbuild: fix linker feature test macros when cross compiling with Clang
  efi/libstub/arm64: Set -fpie when building the EFI stub
  efi/libstub/arm64: Force 'hidden' visibility for section markers
  crypto: arm64/sha - avoid non-standard inline asm tricks
  kbuild: clang: Disable 'address-of-packed-member' warning
  modules: mark __inittest/__exittest as __maybe_unused
  kbuild: Add support to generate LLVM assembly files
  kbuild: use -Oz instead of -Os when using clang
  kbuild, LLVMLinux: Add -Werror to cc-option to support clang
  kbuild: drop -Wno-unknown-warning-option from clang options
  kbuild: fix asm-offset generation to work with clang
  kbuild: consolidate redundant sed script ASM offset generation
  kbuild: Consolidate header generation from ASM offset information
  kbuild: clang: add -no-integrated-as to KBUILD_[AC]FLAGS
  kbuild: Add better clang cross build support
  ipv6: Fix PMTU updates for UDP/raw sockets in presence of VRF
  tg3: Add PHY reset for 5717/5719/5720 in change ring and flow control paths
  net-gro: reset skb->pkt_type in napi_reuse_skb()
  ip_tunnel: don't force DF when MTU is locked
  flow_dissector: do not dissect l4 ports for fragments

Conflicts:
	arch/um/os-Linux/skas/process.c

Change-Id: I6587d94332e204c068f7d44428a2ec1280bc3a7f
Signed-off-by: Srinivasarao P <spathi@codeaurora.org>

6 files changed, 14 insertions, 6 deletions

diff --git a/arch/arm64/include/asm/percpu.h b/arch/arm64/include/asm/percpu.h
index 2ce1a0262a59..b8beb45b8a20 100644
--- a/arch/arm64/include/asm/percpu.h
+++ b/arch/arm64/include/asm/percpu.h
@@ -86,6 +86,7 @@ static inline unsigned long __percpu_##op(void *ptr,			\
 		: [val] "Ir" (val));					\
 		break;							\
 	default:							\
+		ret = 0;						\
 		BUILD_BUG();						\
 	}								\
 									\
@@ -115,6 +116,7 @@ static inline unsigned long __percpu_read(void *ptr, int size)
 		ret = ACCESS_ONCE(*(u64 *)ptr);
 		break;
 	default:
+		ret = 0;
 		BUILD_BUG();
 	}
 
@@ -184,6 +186,7 @@ static inline unsigned long __percpu_xchg(void *ptr, unsigned long val,
 		: [val] "r" (val));
 		break;
 	default:
+		ret = 0;
 		BUILD_BUG();
 	}
 
diff --git a/arch/s390/kernel/vdso32/Makefile b/arch/s390/kernel/vdso32/Makefile
index ee8a18e50a25..29b72c46284d 100644
--- a/arch/s390/kernel/vdso32/Makefile
+++ b/arch/s390/kernel/vdso32/Makefile
@@ -29,7 +29,7 @@ GCOV_PROFILE := n
 $(obj)/vdso32_wrapper.o : $(obj)/vdso32.so
 
 # link rule for the .so file, .lds has to be first
-$(obj)/vdso32.so.dbg: $(src)/vdso32.lds $(obj-vdso32)
+$(obj)/vdso32.so.dbg: $(src)/vdso32.lds $(obj-vdso32) FORCE
 	$(call if_changed,vdso32ld)
 
 # strip rule for the .so file
@@ -38,12 +38,12 @@ $(obj)/%.so: $(obj)/%.so.dbg FORCE
 	$(call if_changed,objcopy)
 
 # assembly rules for the .S files
-$(obj-vdso32): %.o: %.S
+$(obj-vdso32): %.o: %.S FORCE
 	$(call if_changed_dep,vdso32as)
 
 # actual build commands
 quiet_cmd_vdso32ld = VDSO32L $@
-      cmd_vdso32ld = $(CC) $(c_flags) -Wl,-T $^ -o $@
+      cmd_vdso32ld = $(CC) $(c_flags) -Wl,-T $(filter %.lds %.o,$^) -o $@
 quiet_cmd_vdso32as = VDSO32A $@
       cmd_vdso32as = $(CC) $(a_flags) -c -o $@ $<
 
diff --git a/arch/s390/kernel/vdso64/Makefile b/arch/s390/kernel/vdso64/Makefile
index c4b03f9ed228..1b083d80de50 100644
--- a/arch/s390/kernel/vdso64/Makefile
+++ b/arch/s390/kernel/vdso64/Makefile
@@ -29,7 +29,7 @@ GCOV_PROFILE := n
 $(obj)/vdso64_wrapper.o : $(obj)/vdso64.so
 
 # link rule for the .so file, .lds has to be first
-$(obj)/vdso64.so.dbg: $(src)/vdso64.lds $(obj-vdso64)
+$(obj)/vdso64.so.dbg: $(src)/vdso64.lds $(obj-vdso64) FORCE
 	$(call if_changed,vdso64ld)
 
 # strip rule for the .so file
@@ -38,12 +38,12 @@ $(obj)/%.so: $(obj)/%.so.dbg FORCE
 	$(call if_changed,objcopy)
 
 # assembly rules for the .S files
-$(obj-vdso64): %.o: %.S
+$(obj-vdso64): %.o: %.S FORCE
 	$(call if_changed_dep,vdso64as)
 
 # actual build commands
 quiet_cmd_vdso64ld = VDSO64L $@
-      cmd_vdso64ld = $(CC) $(c_flags) -Wl,-T $^ -o $@
+      cmd_vdso64ld = $(CC) $(c_flags) -Wl,-T $(filter %.lds %.o,$^) -o $@
 quiet_cmd_vdso64as = VDSO64A $@
       cmd_vdso64as = $(CC) $(a_flags) -c -o $@ $<
 
diff --git a/arch/s390/numa/numa.c b/arch/s390/numa/numa.c
index 43f32ce60aa3..734f56d774bb 100644
--- a/arch/s390/numa/numa.c
+++ b/arch/s390/numa/numa.c
@@ -47,6 +47,7 @@ int __node_distance(int a, int b)
 {
 	return mode->distance ? mode->distance(a, b) : 0;
 }
+EXPORT_SYMBOL(__node_distance);
 
 int numa_debug_enabled;
 
diff --git a/arch/um/os-Linux/skas/process.c b/arch/um/os-Linux/skas/process.c
index 6ae959b4d715..6dbf27ffafc8 100644
--- a/arch/um/os-Linux/skas/process.c
+++ b/arch/um/os-Linux/skas/process.c
@@ -586,6 +586,9 @@ int start_idle_thread(void *stack, jmp_buf *switch_buf)
 	}
 	longjmp(*switch_buf, 1);
 
+	/* unreachable */
+	printk(UM_KERN_ERR "impossible long jump!");
+	fatal_sigsegv();
 	return 0;
 }
 
diff --git a/arch/x86/boot/compressed/aslr.c b/arch/x86/boot/compressed/aslr.c
index 4a5fbd2da658..31dab2135188 100644
--- a/arch/x86/boot/compressed/aslr.c
+++ b/arch/x86/boot/compressed/aslr.c
@@ -1,5 +1,6 @@
 #include "misc.h"
 
+#include <asm/asm.h>
 #include <asm/msr.h>
 #include <asm/archrandom.h>
 #include <asm/e820.h>