Merge 4.4.179 into android-4.4-p

Changes in 4.4.179
	arm64: debug: Don't propagate UNKNOWN FAR into si_code for debug signals
	arm64: debug: Ensure debug handlers check triggering exception level
	ext4: cleanup bh release code in ext4_ind_remove_space()
	lib/int_sqrt: optimize initial value compute
	tty/serial: atmel: Add is_half_duplex helper
	mm: mempolicy: make mbind() return -EIO when MPOL_MF_STRICT is specified
	i2c: core-smbus: prevent stack corruption on read I2C_BLOCK_DATA
	Bluetooth: Fix decrementing reference count twice in releasing socket
	tty/serial: atmel: RS485 HD w/DMA: enable RX after TX is stopped
	CIFS: fix POSIX lock leak and invalid ptr deref
	h8300: use cc-cross-prefix instead of hardcoding h8300-unknown-linux-
	tracing: kdb: Fix ftdump to not sleep
	gpio: gpio-omap: fix level interrupt idling
	sysctl: handle overflow for file-max
	enic: fix build warning without CONFIG_CPUMASK_OFFSTACK
	mm/cma.c: cma_declare_contiguous: correct err handling
	mm/page_ext.c: fix an imbalance with kmemleak
	mm/vmalloc.c: fix kernel BUG at mm/vmalloc.c:512!
	mm/slab.c: kmemleak no scan alien caches
	ocfs2: fix a panic problem caused by o2cb_ctl
	f2fs: do not use mutex lock in atomic context
	fs/file.c: initialize init_files.resize_wait
	cifs: use correct format characters
	dm thin: add sanity checks to thin-pool and external snapshot creation
	cifs: Fix NULL pointer dereference of devname
	fs: fix guard_bio_eod to check for real EOD errors
	tools lib traceevent: Fix buffer overflow in arg_eval
	usb: chipidea: Grab the (legacy) USB PHY by phandle first
	scsi: core: replace GFP_ATOMIC with GFP_KERNEL in scsi_scan.c
	coresight: etm4x: Add support to enable ETMv4.2
	ARM: 8840/1: use a raw_spinlock_t in unwind
	mmc: omap: fix the maximum timeout setting
	e1000e: Fix -Wformat-truncation warnings
	IB/mlx4: Increase the timeout for CM cache
	scsi: megaraid_sas: return error when create DMA pool failed
	perf test: Fix failure of 'evsel-tp-sched' test on s390
	SoC: imx-sgtl5000: add missing put_device()
	media: sh_veu: Correct return type for mem2mem buffer helpers
	media: s5p-jpeg: Correct return type for mem2mem buffer helpers
	media: s5p-g2d: Correct return type for mem2mem buffer helpers
	media: mx2_emmaprp: Correct return type for mem2mem buffer helpers
	leds: lp55xx: fix null deref on firmware load failure
	kprobes: Prohibit probing on bsearch()
	ARM: 8833/1: Ensure that NEON code always compiles with Clang
	ALSA: PCM: check if ops are defined before suspending PCM
	bcache: fix input overflow to cache set sysfs file io_error_halflife
	bcache: fix input overflow to sequential_cutoff
	bcache: improve sysfs_strtoul_clamp()
	fbdev: fbmem: fix memory access if logo is bigger than the screen
	cdrom: Fix race condition in cdrom_sysctl_register
	ASoC: fsl-asoc-card: fix object reference leaks in fsl_asoc_card_probe
	soc: qcom: gsbi: Fix error handling in gsbi_probe()
	mt7601u: bump supported EEPROM version
	ARM: avoid Cortex-A9 livelock on tight dmb loops
	tty: increase the default flip buffer limit to 2*640K
	media: mt9m111: set initial frame size other than 0x0
	hwrng: virtio - Avoid repeated init of completion
	soc/tegra: fuse: Fix illegal free of IO base address
	hpet: Fix missing '=' character in the __setup() code of hpet_mmap_enable
	dmaengine: imx-dma: fix warning comparison of distinct pointer types
	netfilter: physdev: relax br_netfilter dependency
	media: s5p-jpeg: Check for fmt_ver_flag when doing fmt enumeration
	regulator: act8865: Fix act8600_sudcdc_voltage_ranges setting
	wlcore: Fix memory leak in case wl12xx_fetch_firmware failure
	x86/build: Mark per-CPU symbols as absolute explicitly for LLD
	dmaengine: tegra: avoid overflow of byte tracking
	drm/dp/mst: Configure no_stop_bit correctly for remote i2c xfers
	binfmt_elf: switch to new creds when switching to new mm
	kbuild: clang: choose GCC_TOOLCHAIN_DIR not on LD
	x86/build: Specify elf_i386 linker emulation explicitly for i386 objects
	x86: vdso: Use $LD instead of $CC to link
	x86/vdso: Drop implicit common-page-size linker flag
	lib/string.c: implement a basic bcmp
	tty: mark Siemens R3964 line discipline as BROKEN
	tty: ldisc: add sysctl to prevent autoloading of ldiscs
	ipv6: Fix dangling pointer when ipv6 fragment
	ipv6: sit: reset ip header pointer in ipip6_rcv
	net: rds: force to destroy connection if t_sock is NULL in rds_tcp_kill_sock().
	openvswitch: fix flow actions reallocation
	qmi_wwan: add Olicard 600
	sctp: initialize _pad of sockaddr_in before copying to user memory
	tcp: Ensure DCTCP reacts to losses
	netns: provide pure entropy for net_hash_mix()
	net: ethtool: not call vzalloc for zero sized memory request
	ip6_tunnel: Match to ARPHRD_TUNNEL6 for dev type
	ALSA: seq: Fix OOB-reads from strlcpy
	include/linux/bitrev.h: fix constant bitrev
	ASoC: fsl_esai: fix channel swap issue when stream starts
	block: do not leak memory in bio_copy_user_iov()
	genirq: Respect IRQCHIP_SKIP_SET_WAKE in irq_chip_set_wake_parent()
	ARM: dts: at91: Fix typo in ISC_D0 on PC9
	arm64: futex: Fix FUTEX_WAKE_OP atomic ops with non-zero result value
	xen: Prevent buffer overflow in privcmd ioctl
	sched/fair: Do not re-read ->h_load_next during hierarchical load calculation
	xtensa: fix return_address
	PCI: Add function 1 DMA alias quirk for Marvell 9170 SATA controller
	perf/core: Restore mmap record type correctly
	ext4: add missing brelse() in add_new_gdb_meta_bg()
	ext4: report real fs size after failed resize
	ALSA: echoaudio: add a check for ioremap_nocache
	ALSA: sb8: add a check for request_region
	IB/mlx4: Fix race condition between catas error reset and aliasguid flows
	mmc: davinci: remove extraneous __init annotation
	ALSA: opl3: fix mismatch between snd_opl3_drum_switch definition and declaration
	thermal/int340x_thermal: Add additional UUIDs
	thermal/int340x_thermal: fix mode setting
	tools/power turbostat: return the exit status of a command
	perf top: Fix error handling in cmd_top()
	perf evsel: Free evsel->counts in perf_evsel__exit()
	perf tests: Fix a memory leak of cpu_map object in the openat_syscall_event_on_all_cpus test
	perf tests: Fix a memory leak in test__perf_evsel__tp_sched_test()
	x86/hpet: Prevent potential NULL pointer dereference
	x86/cpu/cyrix: Use correct macros for Cyrix calls on Geode processors
	iommu/vt-d: Check capability before disabling protected memory
	x86/hw_breakpoints: Make default case in hw_breakpoint_arch_parse() return an error
	fix incorrect error code mapping for OBJECTID_NOT_FOUND
	ext4: prohibit fstrim in norecovery mode
	rsi: improve kernel thread handling to fix kernel panic
	9p: do not trust pdu content for stat item size
	9p locks: add mount option for lock retry interval
	f2fs: fix to do sanity check with current segment number
	serial: uartps: console_setup() can't be placed to init section
	ARM: samsung: Limit SAMSUNG_PM_CHECK config option to non-Exynos platforms
	ACPI / SBS: Fix GPE storm on recent MacBookPro's
	cifs: fallback to older infolevels on findfirst queryinfo retry
	crypto: sha256/arm - fix crash bug in Thumb2 build
	crypto: sha512/arm - fix crash bug in Thumb2 build
	iommu/dmar: Fix buffer overflow during PCI bus notification
	ARM: 8839/1: kprobe: make patch_lock a raw_spinlock_t
	appletalk: Fix use-after-free in atalk_proc_exit
	lib/div64.c: off by one in shift
	include/linux/swap.h: use offsetof() instead of custom __swapoffset macro
	tpm/tpm_crb: Avoid unaligned reads in crb_recv()
	ovl: fix uid/gid when creating over whiteout
	appletalk: Fix compile regression
	bonding: fix event handling for stacked bonds
	net: atm: Fix potential Spectre v1 vulnerabilities
	net: bridge: multicast: use rcu to access port list from br_multicast_start_querier
	net: fou: do not use guehdr after iptunnel_pull_offloads in gue_udp_recv
	tcp: tcp_grow_window() needs to respect tcp_space()
	ipv4: recompile ip options in ipv4_link_failure
	ipv4: ensure rcu_read_lock() in ipv4_link_failure()
	crypto: crypto4xx - properly set IV after de- and encrypt
	modpost: file2alias: go back to simple devtable lookup
	modpost: file2alias: check prototype of handler
	tpm/tpm_i2c_atmel: Return -E2BIG when the transfer is incomplete
	KVM: x86: Don't clear EFER during SMM transitions for 32-bit vCPU
	iio/gyro/bmg160: Use millidegrees for temperature scale
	iio: ad_sigma_delta: select channel when reading register
	iio: adc: at91: disable adc channel interrupt in timeout case
	io: accel: kxcjk1013: restore the range after resume.
	staging: comedi: vmk80xx: Fix use of uninitialized semaphore
	staging: comedi: vmk80xx: Fix possible double-free of ->usb_rx_buf
	staging: comedi: ni_usb6501: Fix use of uninitialized mutex
	staging: comedi: ni_usb6501: Fix possible double-free of ->usb_rx_buf
	ALSA: core: Fix card races between register and disconnect
	crypto: x86/poly1305 - fix overflow during partial reduction
	arm64: futex: Restore oldval initialization to work around buggy compilers
	x86/kprobes: Verify stack frame on kretprobe
	kprobes: Mark ftrace mcount handler functions nokprobe
	kprobes: Fix error check when reusing optimized probes
	mac80211: do not call driver wake_tx_queue op during reconfig
	Revert "kbuild: use -Oz instead of -Os when using clang"
	sched/fair: Limit sched_cfs_period_timer() loop to avoid hard lockup
	device_cgroup: fix RCU imbalance in error case
	mm/vmstat.c: fix /proc/vmstat format for CONFIG_DEBUG_TLBFLUSH=y CONFIG_SMP=n
	ALSA: info: Fix racy addition/deletion of nodes
	Revert "locking/lockdep: Add debug_locks check in __lock_downgrade()"
	kernel/sysctl.c: fix out-of-bounds access when setting file-max
	Linux 4.4.179

Change-Id: Ia88dbd6c37250a682098a4a8540672869c6adf42
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>

diff --cc Makefile
index 44ff05e,ee0a50b..c66d015
--- 1/Makefile
--- 2/Makefile
+++ b/Makefile
@@@ -611,9 -609,8 +611,9 @@@ all: vmlinu
  
  ifeq ($(cc-name),clang)
  ifneq ($(CROSS_COMPILE),)
 -CLANG_TARGET  := --target=$(notdir $(CROSS_COMPILE:%-=%))
 +CLANG_TRIPLE    ?= $(CROSS_COMPILE)
 +CLANG_TARGET  := --target=$(notdir $(CLANG_TRIPLE:%-=%))
- GCC_TOOLCHAIN_DIR := $(dir $(shell which $(LD)))
+ GCC_TOOLCHAIN_DIR := $(dir $(shell which $(CROSS_COMPILE)elfedit))
  CLANG_PREFIX  := --prefix=$(GCC_TOOLCHAIN_DIR)
  GCC_TOOLCHAIN := $(realpath $(GCC_TOOLCHAIN_DIR)/..)
  endif

diff --cc arch/arm64/include/asm/futex.h
Simple merge

diff --cc arch/arm64/mm/fault.c
Simple merge

diff --cc arch/x86/boot/Makefile
Simple merge

diff --cc arch/x86/entry/vdso/Makefile
Simple merge

diff --cc arch/x86/kernel/kprobes/core.c
Simple merge

diff --cc arch/x86/kernel/vmlinux.lds.S
Simple merge

diff --cc arch/x86/realmode/rm/Makefile
Simple merge

diff --cc crypto/testmgr.h
Simple merge

diff --cc drivers/tty/Kconfig
Simple merge

diff --cc fs/binfmt_elf.c
Simple merge

diff --cc fs/ext4/ioctl.c
index 3a25946,e44e3cd..4985710
--- 1/fs/ext4/ioctl.c
--- 2/fs/ext4/ioctl.c
+++ b/fs/ext4/ioctl.c
@@@ -601,8 -599,13 +601,16 @@@ resizefs_out
                if (!blk_queue_discard(q))
                        return -EOPNOTSUPP;
  
 +              if ((flags & BLKDEV_DISCARD_SECURE) && !blk_queue_secdiscard(q))
 +                      return -EOPNOTSUPP;
++
+               /*
+                * We haven't replayed the journal, so we cannot use our
+                * block-bitmap-guided storage zapping commands.
+                */
+               if (test_opt(sb, NOLOAD) && ext4_has_feature_journal(sb))
+                       return -EROFS;
+ 
                if (copy_from_user(&range, (struct fstrim_range __user *)arg,
                    sizeof(range)))
                        return -EFAULT;

diff --cc fs/f2fs/super.c
index 18aaa55,bd0dfae..814c4fe
--- 1/fs/f2fs/super.c
--- 2/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@@ -2235,7 -1140,10 +2235,7 @@@ int sanity_check_ckpt(struct f2fs_sb_in
        unsigned int sit_segs, nat_segs;
        unsigned int sit_bitmap_size, nat_bitmap_size;
        unsigned int log_blocks_per_seg;
-       int i;
 -      unsigned int segment_count_main;
 -      unsigned int cp_pack_start_sum, cp_payload;
 -      block_t user_block_count;
+       int i, j;
  
        total = le32_to_cpu(raw_super->segment_count);
        fsmeta = le32_to_cpu(raw_super->segment_count_ckpt);

diff --cc fs/f2fs/trace.c
index a1fcd00,8f327fa..cb69679
--- 1/fs/f2fs/trace.c
--- 2/fs/f2fs/trace.c
+++ b/fs/f2fs/trace.c
@@@ -59,8 -58,9 +59,9 @@@ void f2fs_trace_pid(struct page *page
        pid_t pid = task_pid_nr(current);
        void *p;
  
 -      page->private = pid;
 +      set_page_private(page, (unsigned long)pid);
  
+ retry:
        if (radix_tree_preload(GFP_NOFS))
                return;
  

diff --cc kernel/events/core.c
Simple merge

diff --cc kernel/sched/fair.c
Simple merge

diff --cc kernel/sysctl.c
Simple merge

diff --cc kernel/trace/trace.c
Simple merge

diff --cc mm/mempolicy.c
Simple merge

diff --cc mm/slab.c
Simple merge

diff --cc mm/vmalloc.c
Simple merge

diff --cc net/ipv4/route.c
Simple merge

diff --cc net/ipv4/tcp_input.c
Simple merge

diff --cc net/ipv6/ip6_tunnel.c
Simple merge

diff --cc tools/perf/util/evsel.c
Simple merge