Merge android-4.4.171 (b355d4f) into msm-4.4

* refs/heads/tmp-b355d4f
  Linux 4.4.171
  sunrpc: use-after-free in svc_process_common()
  ext4: fix a potential fiemap/page fault deadlock w/ inline_data
  crypto: cts - fix crash on short inputs
  i2c: dev: prevent adapter retries and timeout being set as minus value
  ACPI: power: Skip duplicate power resource references in _PRx
  PCI: altera: Move retrain from fixup to altera_pcie_host_init()
  PCI: altera: Rework config accessors for use without a struct pci_bus
  PCI: altera: Poll for link training status after retraining the link
  PCI: altera: Poll for link up status after retraining the link
  PCI: altera: Check link status before retrain link
  PCI: altera: Reorder read/write functions
  PCI: altera: Fix altera_pcie_link_is_up()
  slab: alien caches must not be initialized if the allocation of the alien cache failed
  USB: Add USB_QUIRK_DELAY_CTRL_MSG quirk for Corsair K70 RGB
  USB: storage: add quirk for SMI SM3350
  USB: storage: don't insert sane sense for SPC3+ when bad sense specified
  usb: cdc-acm: send ZLP for Telit 3G Intel based modems
  cifs: Fix potential OOB access of lock element array
  CIFS: Do not hide EINTR after sending network packets
  btrfs: tree-checker: Fix misleading group system information
  btrfs: tree-checker: Check level for leaves and nodes
  btrfs: Verify that every chunk has corresponding block group at mount time
  btrfs: Check that each block group has corresponding chunk at mount time
  btrfs: validate type when reading a chunk
  btrfs: tree-checker: Detect invalid and empty essential trees
  btrfs: tree-checker: Verify block_group_item
  btrfs: tree-check: reduce stack consumption in check_dir_item
  btrfs: tree-checker: use %zu format string for size_t
  btrfs: tree-checker: Add checker for dir item
  btrfs: tree-checker: Fix false panic for sanity test
  btrfs: tree-checker: Enhance btrfs_check_node output
  btrfs: Move leaf and node validation checker to tree-checker.c
  btrfs: Add checker for EXTENT_CSUM
  btrfs: Add sanity check for EXTENT_DATA when reading out leaf
  btrfs: Check if item pointer overlaps with the item itself
  btrfs: Refactor check_leaf function for later expansion
  btrfs: struct-funcs, constify readers
  Btrfs: fix emptiness check for dirtied extent buffers at check_leaf()
  Btrfs: memset to avoid stale content in btree leaf
  Btrfs: kill BUG_ON in run_delayed_tree_ref
  Btrfs: improve check_node to avoid reading corrupted nodes
  Btrfs: memset to avoid stale content in btree node block
  Btrfs: fix BUG_ON in btrfs_mark_buffer_dirty
  Btrfs: check btree node's nritems
  Btrfs: detect corruption when non-root leaf has zero item
  Btrfs: fix em leak in find_first_block_group
  Btrfs: check inconsistence between chunk and block group
  Btrfs: add validadtion checks for chunk loading
  btrfs: Enhance chunk validation check
  btrfs: cleanup, stop casting for extent_map->lookup everywhere
  ALSA: hda/realtek - Disable headset Mic VREF for headset mode of ALC225
  UPSTREAM: virtio: new feature to detect IOMMU device quirk
  UPSTREAM: vring: Use the DMA API on Xen
  UPSTREAM: virtio_ring: Support DMA APIs
  UPSTREAM: vring: Introduce vring_use_dma_api()
  ANDROID: cuttlefish_defconfig: Enable vsock options
  UPSTREAM: vhost/vsock: fix reset orphans race with close timeout
  UPSTREAM: vhost/vsock: fix use-after-free in network stack callers
  UPSTREAM: vhost: correctly check the iova range when waking virtqueue
  UPSTREAM: vhost: synchronize IOTLB message with dev cleanup
  UPSTREAM: vhost: fix info leak due to uninitialized memory
  UPSTREAM: vhost: fix vhost_vq_access_ok() log check
  UPSTREAM: vhost: validate log when IOTLB is enabled
  UPSTREAM: vhost_net: add missing lock nesting notation
  UPSTREAM: vhost: use mutex_lock_nested() in vhost_dev_lock_vqs()
  UPSTREAM: vhost/vsock: fix uninitialized vhost_vsock->guest_cid
  UPSTREAM: vhost_net: correctly check tx avail during rx busy polling
  UPSTREAM: vsock: use new wait API for vsock_stream_sendmsg()
  UPSTREAM: vsock: cancel packets when failing to connect
  UPSTREAM: vhost-vsock: add pkt cancel capability
  UPSTREAM: vsock: track pkt owner vsock
  UPSTREAM: vhost: fix initialization for vq->is_le
  UPSTREAM: vhost/vsock: handle vhost_vq_init_access() error
  UPSTREAM: vsock: lookup and setup guest_cid inside vhost_vsock_lock
  UPSTREAM: vhost-vsock: fix orphan connection reset
  UPSTREAM: vsock/virtio: fix src/dst cid format
  UPSTREAM: VSOCK: Don't dec ack backlog twice for rejected connections
  UPSTREAM: vhost/vsock: drop space available check for TX vq
  UPSTREAM: virtio-vsock: fix include guard typo
  UPSTREAM: vhost/vsock: fix vhost virtio_vsock_pkt use-after-free
  UPSTREAM: VSOCK: Use kvfree()
  BACKPORT: vhost: split out vringh Kconfig
  UPSTREAM: vhost: drop vringh dependency
  UPSTREAM: vhost: drop vringh dependency
  UPSTREAM: vhost: detect 32 bit integer wrap around
  UPSTREAM: VSOCK: Add Makefile and Kconfig
  UPSTREAM: VSOCK: Introduce vhost_vsock.ko
  UPSTREAM: VSOCK: Introduce virtio_transport.ko
  BACKPORT: VSOCK: Introduce virtio_vsock_common.ko
  UPSTREAM: VSOCK: defer sock removal to transports
  UPSTREAM: VSOCK: transport-specific vsock_transport functions
  UPSTREAM: vsock: make listener child lock ordering explicit
  UPSTREAM: vhost: new device IOTLB API
  BACKPORT: vhost: convert pre sorted vhost memory array to interval tree
  UPSTREAM: vhost: introduce vhost memory accessors
  UPSTREAM: vhost_net: stop polling socket during rx processing
  UPSTREAM: VSOCK: constify vsock_transport structure
  UPSTREAM: vhost: lockless enqueuing
  UPSTREAM: vhost: simplify work flushing
  UPSTREAM: VSOCK: Only check error on skb_recv_datagram when skb is NULL
  BACKPORT: AF_VSOCK: Shrink the area influenced by prepare_to_wait
  UPSTREAM: vhost_net: basic polling support
  UPSTREAM: vhost: introduce vhost_vq_avail_empty()
  UPSTREAM: vhost: introduce vhost_has_work()
  UPSTREAM: vhost: rename vhost_init_used()
  UPSTREAM: vhost: rename cross-endian helpers
  UPSTREAM: vhost: fix error path in vhost_init_used()
  UPSTREAM: virtio: make find_vqs() checkpatch.pl-friendly
  UPSTREAM: net: move napi_hash[] into read mostly section
  ANDROID: cuttlefish_defconfig: remove DM_VERITY_HASH_PREFETCH_MIN_SIZE
  Revert "ANDROID: dm verity: add minimum prefetch size"
  ANDROID: f2fs: Complement "android_fs" tracepoint of read path

Removed config DM_VERITY_HASH_PREFETCH_MIN_SIZE in defconfig files
as this feature got reverted.

Change-Id: I9117e3080eaf0e0c99888468037855fc7713ff88
Signed-off-by: Srinivasarao P <spathi@codeaurora.org>

1 files changed, 144 insertions, 0 deletions

diff --git a/include/trace/events/vsock_virtio_transport_common.h b/include/trace/events/vsock_virtio_transport_common.h
new file mode 100644
index 000000000000..b7f1d6278280
--- /dev/null
+++ b/include/trace/events/vsock_virtio_transport_common.h
@@ -0,0 +1,144 @@
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM vsock
+
+#if !defined(_TRACE_VSOCK_VIRTIO_TRANSPORT_COMMON_H) || \
+    defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_VSOCK_VIRTIO_TRANSPORT_COMMON_H
+
+#include <linux/tracepoint.h>
+
+TRACE_DEFINE_ENUM(VIRTIO_VSOCK_TYPE_STREAM);
+
+#define show_type(val) \
+	__print_symbolic(val, { VIRTIO_VSOCK_TYPE_STREAM, "STREAM" })
+
+TRACE_DEFINE_ENUM(VIRTIO_VSOCK_OP_INVALID);
+TRACE_DEFINE_ENUM(VIRTIO_VSOCK_OP_REQUEST);
+TRACE_DEFINE_ENUM(VIRTIO_VSOCK_OP_RESPONSE);
+TRACE_DEFINE_ENUM(VIRTIO_VSOCK_OP_RST);
+TRACE_DEFINE_ENUM(VIRTIO_VSOCK_OP_SHUTDOWN);
+TRACE_DEFINE_ENUM(VIRTIO_VSOCK_OP_RW);
+TRACE_DEFINE_ENUM(VIRTIO_VSOCK_OP_CREDIT_UPDATE);
+TRACE_DEFINE_ENUM(VIRTIO_VSOCK_OP_CREDIT_REQUEST);
+
+#define show_op(val) \
+	__print_symbolic(val, \
+			 { VIRTIO_VSOCK_OP_INVALID, "INVALID" }, \
+			 { VIRTIO_VSOCK_OP_REQUEST, "REQUEST" }, \
+			 { VIRTIO_VSOCK_OP_RESPONSE, "RESPONSE" }, \
+			 { VIRTIO_VSOCK_OP_RST, "RST" }, \
+			 { VIRTIO_VSOCK_OP_SHUTDOWN, "SHUTDOWN" }, \
+			 { VIRTIO_VSOCK_OP_RW, "RW" }, \
+			 { VIRTIO_VSOCK_OP_CREDIT_UPDATE, "CREDIT_UPDATE" }, \
+			 { VIRTIO_VSOCK_OP_CREDIT_REQUEST, "CREDIT_REQUEST" })
+
+TRACE_EVENT(virtio_transport_alloc_pkt,
+	TP_PROTO(
+		 __u32 src_cid, __u32 src_port,
+		 __u32 dst_cid, __u32 dst_port,
+		 __u32 len,
+		 __u16 type,
+		 __u16 op,
+		 __u32 flags
+	),
+	TP_ARGS(
+		src_cid, src_port,
+		dst_cid, dst_port,
+		len,
+		type,
+		op,
+		flags
+	),
+	TP_STRUCT__entry(
+		__field(__u32, src_cid)
+		__field(__u32, src_port)
+		__field(__u32, dst_cid)
+		__field(__u32, dst_port)
+		__field(__u32, len)
+		__field(__u16, type)
+		__field(__u16, op)
+		__field(__u32, flags)
+	),
+	TP_fast_assign(
+		__entry->src_cid = src_cid;
+		__entry->src_port = src_port;
+		__entry->dst_cid = dst_cid;
+		__entry->dst_port = dst_port;
+		__entry->len = len;
+		__entry->type = type;
+		__entry->op = op;
+		__entry->flags = flags;
+	),
+	TP_printk("%u:%u -> %u:%u len=%u type=%s op=%s flags=%#x",
+		  __entry->src_cid, __entry->src_port,
+		  __entry->dst_cid, __entry->dst_port,
+		  __entry->len,
+		  show_type(__entry->type),
+		  show_op(__entry->op),
+		  __entry->flags)
+);
+
+TRACE_EVENT(virtio_transport_recv_pkt,
+	TP_PROTO(
+		 __u32 src_cid, __u32 src_port,
+		 __u32 dst_cid, __u32 dst_port,
+		 __u32 len,
+		 __u16 type,
+		 __u16 op,
+		 __u32 flags,
+		 __u32 buf_alloc,
+		 __u32 fwd_cnt
+	),
+	TP_ARGS(
+		src_cid, src_port,
+		dst_cid, dst_port,
+		len,
+		type,
+		op,
+		flags,
+		buf_alloc,
+		fwd_cnt
+	),
+	TP_STRUCT__entry(
+		__field(__u32, src_cid)
+		__field(__u32, src_port)
+		__field(__u32, dst_cid)
+		__field(__u32, dst_port)
+		__field(__u32, len)
+		__field(__u16, type)
+		__field(__u16, op)
+		__field(__u32, flags)
+		__field(__u32, buf_alloc)
+		__field(__u32, fwd_cnt)
+	),
+	TP_fast_assign(
+		__entry->src_cid = src_cid;
+		__entry->src_port = src_port;
+		__entry->dst_cid = dst_cid;
+		__entry->dst_port = dst_port;
+		__entry->len = len;
+		__entry->type = type;
+		__entry->op = op;
+		__entry->flags = flags;
+		__entry->buf_alloc = buf_alloc;
+		__entry->fwd_cnt = fwd_cnt;
+	),
+	TP_printk("%u:%u -> %u:%u len=%u type=%s op=%s flags=%#x "
+		  "buf_alloc=%u fwd_cnt=%u",
+		  __entry->src_cid, __entry->src_port,
+		  __entry->dst_cid, __entry->dst_port,
+		  __entry->len,
+		  show_type(__entry->type),
+		  show_op(__entry->op),
+		  __entry->flags,
+		  __entry->buf_alloc,
+		  __entry->fwd_cnt)
+);
+
+#endif /* _TRACE_VSOCK_VIRTIO_TRANSPORT_COMMON_H */
+
+#undef TRACE_INCLUDE_FILE
+#define TRACE_INCLUDE_FILE vsock_virtio_transport_common
+
+/* This part must be outside protection */
+#include <trace/define_trace.h>