Re: Linux 3.4.85

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diff --git a/Makefile b/Makefile
index f75a853f8524..66ae2984a38c 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
 VERSION = 3
 PATCHLEVEL = 4
-SUBLEVEL = 84
+SUBLEVEL = 85
 EXTRAVERSION =
 NAME = Saber-toothed Squirrel
 
diff --git a/arch/arm/include/asm/outercache.h b/arch/arm/include/asm/outercache.h
index 53426c66352a..2dd513bdca23 100644
--- a/arch/arm/include/asm/outercache.h
+++ b/arch/arm/include/asm/outercache.h
@@ -37,10 +37,10 @@ struct outer_cache_fns {
 	void (*resume)(void);
 };
 
-#ifdef CONFIG_OUTER_CACHE
-
 extern struct outer_cache_fns outer_cache;
 
+#ifdef CONFIG_OUTER_CACHE
+
 static inline void outer_inv_range(phys_addr_t start, phys_addr_t end)
 {
 	if (outer_cache.inv_range)
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index 4cb164268846..fd6dec6ffa47 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -2451,6 +2451,9 @@ static int __direct_map(struct kvm_vcpu *vcpu, gpa_t v, int write,
 	int emulate = 0;
 	gfn_t pseudo_gfn;
 
+	if (!VALID_PAGE(vcpu->arch.mmu.root_hpa))
+		return 0;
+
 	for_each_shadow_entry(vcpu, (u64)gfn << PAGE_SHIFT, iterator) {
 		if (iterator.level == level) {
 			unsigned pte_access = ACC_ALL;
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index 90f5c0ed9d2f..617b00b4857b 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -6281,8 +6281,8 @@ static void vmx_free_vcpu(struct kvm_vcpu *vcpu)
 	struct vcpu_vmx *vmx = to_vmx(vcpu);
 
 	free_vpid(vmx);
-	free_nested(vmx);
 	free_loaded_vmcs(vmx->loaded_vmcs);
+	free_nested(vmx);
 	kfree(vmx->guest_msrs);
 	kvm_vcpu_uninit(vcpu);
 	kmem_cache_free(kvm_vcpu_cache, vmx);
diff --git a/arch/x86/net/bpf_jit.S b/arch/x86/net/bpf_jit.S
index 877b9a1b2152..01495755701b 100644
--- a/arch/x86/net/bpf_jit.S
+++ b/arch/x86/net/bpf_jit.S
@@ -140,7 +140,7 @@ bpf_slow_path_byte_msh:
 	push	%r9;						\
 	push	SKBDATA;					\
 /* rsi already has offset */					\
-	mov	$SIZE,%ecx;	/* size */			\
+	mov	$SIZE,%edx;	/* size */			\
 	call	bpf_internal_load_pointer_neg_helper;		\
 	test	%rax,%rax;					\
 	pop	SKBDATA;					\
diff --git a/drivers/edac/i7300_edac.c b/drivers/edac/i7300_edac.c
index f4059e9da301..8ba22ebff637 100644
--- a/drivers/edac/i7300_edac.c
+++ b/drivers/edac/i7300_edac.c
@@ -962,33 +962,35 @@ static int __devinit i7300_get_devices(struct mem_ctl_info *mci)
 
 	/* Attempt to 'get' the MCH register we want */
 	pdev = NULL;
-	while (!pvt->pci_dev_16_1_fsb_addr_map ||
-	       !pvt->pci_dev_16_2_fsb_err_regs) {
-		pdev = pci_get_device(PCI_VENDOR_ID_INTEL,
-				      PCI_DEVICE_ID_INTEL_I7300_MCH_ERR, pdev);
-		if (!pdev) {
-			/* End of list, leave */
-			i7300_printk(KERN_ERR,
-				"'system address,Process Bus' "
-				"device not found:"
-				"vendor 0x%x device 0x%x ERR funcs "
-				"(broken BIOS?)\n",
-				PCI_VENDOR_ID_INTEL,
-				PCI_DEVICE_ID_INTEL_I7300_MCH_ERR);
-			goto error;
-		}
-
+	while ((pdev = pci_get_device(PCI_VENDOR_ID_INTEL,
+				      PCI_DEVICE_ID_INTEL_I7300_MCH_ERR,
+				      pdev))) {
 		/* Store device 16 funcs 1 and 2 */
 		switch (PCI_FUNC(pdev->devfn)) {
 		case 1:
-			pvt->pci_dev_16_1_fsb_addr_map = pdev;
+			if (!pvt->pci_dev_16_1_fsb_addr_map)
+				pvt->pci_dev_16_1_fsb_addr_map =
+							pci_dev_get(pdev);
 			break;
 		case 2:
-			pvt->pci_dev_16_2_fsb_err_regs = pdev;
+			if (!pvt->pci_dev_16_2_fsb_err_regs)
+				pvt->pci_dev_16_2_fsb_err_regs =
+							pci_dev_get(pdev);
 			break;
 		}
 	}
 
+	if (!pvt->pci_dev_16_1_fsb_addr_map ||
+	    !pvt->pci_dev_16_2_fsb_err_regs) {
+		/* At least one device was not found */
+		i7300_printk(KERN_ERR,
+			"'system address,Process Bus' device not found:"
+			"vendor 0x%x device 0x%x ERR funcs (broken BIOS?)\n",
+			PCI_VENDOR_ID_INTEL,
+			PCI_DEVICE_ID_INTEL_I7300_MCH_ERR);
+		goto error;
+	}
+
 	debugf1("System Address, processor bus- PCI Bus ID: %s  %x:%x\n",
 		pci_name(pvt->pci_dev_16_0_fsb_ctlr),
 		pvt->pci_dev_16_0_fsb_ctlr->vendor,
diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c
index 479011004a11..9bdc3b8597a4 100644
--- a/drivers/input/mouse/elantech.c
+++ b/drivers/input/mouse/elantech.c
@@ -486,6 +486,7 @@ static void elantech_input_sync_v4(struct psmouse *psmouse)
 	unsigned char *packet = psmouse->packet;
 
 	input_report_key(dev, BTN_LEFT, packet[0] & 0x01);
+	input_report_key(dev, BTN_RIGHT, packet[0] & 0x02);
 	input_mt_report_pointer_emulation(dev, true);
 	input_sync(dev);
 }
@@ -954,6 +955,44 @@ static int elantech_get_resolution_v4(struct psmouse *psmouse,
 }
 
 /*
+ * Advertise INPUT_PROP_BUTTONPAD for clickpads. The testing of bit 12 in
+ * fw_version for this is based on the following fw_version & caps table:
+ *
+ * Laptop-model:           fw_version:     caps:           buttons:
+ * Acer S3                 0x461f00        10, 13, 0e      clickpad
+ * Acer S7-392             0x581f01        50, 17, 0d      clickpad
+ * Acer V5-131             0x461f02        01, 16, 0c      clickpad
+ * Acer V5-551             0x461f00        ?               clickpad
+ * Asus K53SV              0x450f01        78, 15, 0c      2 hw buttons
+ * Asus G46VW              0x460f02        00, 18, 0c      2 hw buttons
+ * Asus G750JX             0x360f00        00, 16, 0c      2 hw buttons
+ * Asus UX31               0x361f00        20, 15, 0e      clickpad
+ * Asus UX32VD             0x361f02        00, 15, 0e      clickpad
+ * Avatar AVIU-145A2       0x361f00        ?               clickpad
+ * Gigabyte U2442          0x450f01        58, 17, 0c      2 hw buttons
+ * Lenovo L430             0x350f02        b9, 15, 0c      2 hw buttons (*)
+ * Samsung NF210           0x150b00        78, 14, 0a      2 hw buttons
+ * Samsung NP770Z5E        0x575f01        10, 15, 0f      clickpad
+ * Samsung NP700Z5B        0x361f06        21, 15, 0f      clickpad
+ * Samsung NP900X3E-A02    0x575f03        ?               clickpad
+ * Samsung NP-QX410        0x851b00        19, 14, 0c      clickpad
+ * Samsung RC512           0x450f00        08, 15, 0c      2 hw buttons
+ * Samsung RF710           0x450f00        ?               2 hw buttons
+ * System76 Pangolin       0x250f01        ?               2 hw buttons
+ * (*) + 3 trackpoint buttons
+ */
+static void elantech_set_buttonpad_prop(struct psmouse *psmouse)
+{
+	struct input_dev *dev = psmouse->dev;
+	struct elantech_data *etd = psmouse->private;
+
+	if (etd->fw_version & 0x001000) {
+		__set_bit(INPUT_PROP_BUTTONPAD, dev->propbit);
+		__clear_bit(BTN_RIGHT, dev->keybit);
+	}
+}
+
+/*
  * Set the appropriate event bits for the input subsystem
  */
 static int elantech_set_input_params(struct psmouse *psmouse)
@@ -996,6 +1035,8 @@ static int elantech_set_input_params(struct psmouse *psmouse)
 		__set_bit(INPUT_PROP_SEMI_MT, dev->propbit);
 		/* fall through */
 	case 3:
+		if (etd->hw_version == 3)
+			elantech_set_buttonpad_prop(psmouse);
 		input_set_abs_params(dev, ABS_X, x_min, x_max, 0, 0);
 		input_set_abs_params(dev, ABS_Y, y_min, y_max, 0, 0);
 		if (etd->reports_pressure) {
@@ -1017,9 +1058,7 @@ static int elantech_set_input_params(struct psmouse *psmouse)
 			 */
 			psmouse_warn(psmouse, "couldn't query resolution data.\n");
 		}
-		/* v4 is clickpad, with only one button. */
-		__set_bit(INPUT_PROP_BUTTONPAD, dev->propbit);
-		__clear_bit(BTN_RIGHT, dev->keybit);
+		elantech_set_buttonpad_prop(psmouse);
 		__set_bit(BTN_TOOL_QUADTAP, dev->keybit);
 		/* For X to recognize me as touchpad. */
 		input_set_abs_params(dev, ABS_X, x_min, x_max, 0, 0);
diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c
index 91bad2f23842..ba38ace80a49 100644
--- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c
@@ -825,14 +825,15 @@ static int iwl_enqueue_hcmd(struct iwl_trans *trans, struct iwl_host_cmd *cmd)
 	trace_idx = 1;
 #endif
 
+	/* map the remaining (adjusted) nocopy/dup fragments */
 	for (i = 0; i < IWL_MAX_CMD_TFDS; i++) {
-		if (!cmd->len[i])
+		if (!cmdlen[i])
 			continue;
 		if (!(cmd->dataflags[i] & IWL_HCMD_DFL_NOCOPY))
 			continue;
 		phys_addr = dma_map_single(trans->dev,
-					   (void *)cmd->data[i],
-					   cmd->len[i], DMA_BIDIRECTIONAL);
+					   (void *)cmddata[i],
+					   cmdlen[i], DMA_BIDIRECTIONAL);
 		if (dma_mapping_error(trans->dev, phys_addr)) {
 			iwlagn_unmap_tfd(trans, out_meta,
 					 &txq->tfds[q->write_ptr],
diff --git a/drivers/net/wireless/p54/txrx.c b/drivers/net/wireless/p54/txrx.c
index a08a6f0e4dd1..29338190ee27 100644
--- a/drivers/net/wireless/p54/txrx.c
+++ b/drivers/net/wireless/p54/txrx.c
@@ -583,7 +583,7 @@ static void p54_rx_stats(struct p54_common *priv, struct sk_buff *skb)
 	chan = priv->curchan;
 	if (chan) {
 		struct survey_info *survey = &priv->survey[chan->hw_value];
-		survey->noise = clamp_t(s8, priv->noise, -128, 127);
+		survey->noise = clamp(priv->noise, -128, 127);
 		survey->channel_time = priv->survey_raw.active;
 		survey->channel_time_tx = priv->survey_raw.tx;
 		survey->channel_time_busy = priv->survey_raw.tx +
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index 8b1c27f93025..496764b60a3b 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -109,6 +109,11 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
 		xhci_dbg(xhci, "QUIRK: Resetting on resume\n");
 		xhci->quirks |= XHCI_TRUST_TX_LENGTH;
 	}
+	if (pdev->vendor == PCI_VENDOR_ID_RENESAS &&
+			pdev->device == 0x0015 &&
+			pdev->subsystem_vendor == PCI_VENDOR_ID_SAMSUNG &&
+			pdev->subsystem_device == 0xc0cd)
+		xhci->quirks |= XHCI_RESET_ON_RESUME;
 	if (pdev->vendor == PCI_VENDOR_ID_VIA)
 		xhci->quirks |= XHCI_RESET_ON_RESUME;
 }
diff --git a/ipc/msg.c b/ipc/msg.c
index 7385de25788a..25f1a6139584 100644
--- a/ipc/msg.c
+++ b/ipc/msg.c
@@ -296,7 +296,9 @@ static void freeque(struct ipc_namespace *ns, struct kern_ipc_perm *ipcp)
 	}
 	atomic_sub(msq->q_cbytes, &ns->msg_bytes);
 	security_msg_queue_free(msq);
+	ipc_lock_by_ptr(&msq->q_perm);
 	ipc_rcu_putref(msq);
+	ipc_unlock(&msq->q_perm);
 }
 
 /*
diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c
index d8f031a762ae..835d81b0934e 100644
--- a/net/ceph/osd_client.c
+++ b/net/ceph/osd_client.c
@@ -1269,14 +1269,17 @@ static void reset_changed_osds(struct ceph_osd_client *osdc)
  *
  * Caller should hold map_sem for read.
  */
-static void kick_requests(struct ceph_osd_client *osdc, int force_resend)
+static void kick_requests(struct ceph_osd_client *osdc, bool force_resend,
+			  bool force_resend_writes)
 {
 	struct ceph_osd_request *req, *nreq;
 	struct rb_node *p;
 	int needmap = 0;
 	int err;
+	bool force_resend_req;
 
-	dout("kick_requests %s\n", force_resend ? " (force resend)" : "");
+	dout("kick_requests %s %s\n", force_resend ? " (force resend)" : "",
+		force_resend_writes ? " (force resend writes)" : "");
 	mutex_lock(&osdc->request_mutex);
 	for (p = rb_first(&osdc->requests); p; ) {
 		req = rb_entry(p, struct ceph_osd_request, r_node);
@@ -1299,7 +1302,10 @@ static void kick_requests(struct ceph_osd_client *osdc, int force_resend)
 			continue;
 		}
 
-		err = __map_request(osdc, req, force_resend);
+		force_resend_req = force_resend ||
+			(force_resend_writes &&
+				req->r_flags & CEPH_OSD_FLAG_WRITE);
+		err = __map_request(osdc, req, force_resend_req);
 		if (err < 0)
 			continue;  /* error */
 		if (req->r_osd == NULL) {
@@ -1319,7 +1325,8 @@ static void kick_requests(struct ceph_osd_client *osdc, int force_resend)
 				 r_linger_item) {
 		dout("linger req=%p req->r_osd=%p\n", req, req->r_osd);
 
-		err = __map_request(osdc, req, force_resend);
+		err = __map_request(osdc, req,
+				    force_resend || force_resend_writes);
 		dout("__map_request returned %d\n", err);
 		if (err == 0)
 			continue;  /* no change and no osd was specified */
@@ -1361,6 +1368,7 @@ void ceph_osdc_handle_map(struct ceph_osd_client *osdc, struct ceph_msg *msg)
 	struct ceph_osdmap *newmap = NULL, *oldmap;
 	int err;
 	struct ceph_fsid fsid;
+	bool was_full;
 
 	dout("handle_map have %u\n", osdc->osdmap ? osdc->osdmap->epoch : 0);
 	p = msg->front.iov_base;
@@ -1374,6 +1382,8 @@ void ceph_osdc_handle_map(struct ceph_osd_client *osdc, struct ceph_msg *msg)
 
 	down_write(&osdc->map_sem);
 
+	was_full = ceph_osdmap_flag(osdc->osdmap, CEPH_OSDMAP_FULL);
+
 	/* incremental maps */
 	ceph_decode_32_safe(&p, end, nr_maps, bad);
 	dout(" %d inc maps\n", nr_maps);
@@ -1398,7 +1408,10 @@ void ceph_osdc_handle_map(struct ceph_osd_client *osdc, struct ceph_msg *msg)
 				ceph_osdmap_destroy(osdc->osdmap);
 				osdc->osdmap = newmap;
 			}
-			kick_requests(osdc, 0);
+			was_full = was_full ||
+				ceph_osdmap_flag(osdc->osdmap,
+						 CEPH_OSDMAP_FULL);
+			kick_requests(osdc, 0, was_full);
 		} else {
 			dout("ignoring incremental map %u len %d\n",
 			     epoch, maplen);
@@ -1441,7 +1454,10 @@ void ceph_osdc_handle_map(struct ceph_osd_client *osdc, struct ceph_msg *msg)
 					skipped_map = 1;
 				ceph_osdmap_destroy(oldmap);
 			}
-			kick_requests(osdc, skipped_map);
+			was_full = was_full ||
+				ceph_osdmap_flag(osdc->osdmap,
+						 CEPH_OSDMAP_FULL);
+			kick_requests(osdc, skipped_map, was_full);
 		}
 		p += maplen;
 		nr_maps--;
diff --git a/scripts/package/builddeb b/scripts/package/builddeb
index eee5f8ed2493..ed7ccdcd3e6e 100644
--- a/scripts/package/builddeb
+++ b/scripts/package/builddeb
@@ -62,7 +62,7 @@ create_package() {
 	fi
 
 	# Create the package
-	dpkg-gencontrol -isp $forcearch -p$pname -P"$pdir"
+	dpkg-gencontrol -isp $forcearch -Vkernel:debarch="${debarch:-$(dpkg --print-architecture)}" -p$pname -P"$pdir"
 	dpkg --build "$pdir" ..
 }
 
@@ -252,15 +252,14 @@ mkdir -p "$destdir"
 (cd $objtree; tar -c -f - -T "$objtree/debian/hdrobjfiles") | (cd $destdir; tar -xf -)
 ln -sf "/usr/src/linux-headers-$version" "$kernel_headers_dir/lib/modules/$version/build"
 rm -f "$objtree/debian/hdrsrcfiles" "$objtree/debian/hdrobjfiles"
-arch=$(dpkg --print-architecture)
 
 cat <<EOF >> debian/control
 
 Package: $kernel_headers_packagename
 Provides: linux-headers, linux-headers-2.6
-Architecture: $arch
-Description: Linux kernel headers for $KERNELRELEASE on $arch
- This package provides kernel header files for $KERNELRELEASE on $arch
+Architecture: any
+Description: Linux kernel headers for $KERNELRELEASE on \${kernel:debarch}
+ This package provides kernel header files for $KERNELRELEASE on \${kernel:debarch}
  .
  This is useful for people who need to build external modules
 EOF
diff --git a/sound/core/compress_offload.c b/sound/core/compress_offload.c
index 7895983862b2..1edb2e822074 100644
--- a/sound/core/compress_offload.c
+++ b/sound/core/compress_offload.c
@@ -133,7 +133,7 @@ static int snd_compr_open(struct inode *inode, struct file *f)
 		kfree(data);
 	}
 	snd_card_unref(compr->card);
-	return 0;
+	return ret;
 }
 
 static int snd_compr_free(struct inode *inode, struct file *f)
--
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