Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net

.mailmap

@@ -102,6 +102,7 @@ Leonid I Ananiev <leonid.i.ananiev@intel.com>
 Linas Vepstas <linas@austin.ibm.com>
 Linus Lüssing <linus.luessing@c0d3.blue> <linus.luessing@web.de>
 Linus Lüssing <linus.luessing@c0d3.blue> <linus.luessing@ascom.ch>
+Maciej W. Rozycki <macro@mips.com> <macro@imgtec.com>
 Marcin Nowakowski <marcin.nowakowski@mips.com> <marcin.nowakowski@imgtec.com>
 Mark Brown <broonie@sirena.org.uk>
 Martin Kepplinger <martink@posteo.de> <martin.kepplinger@theobroma-systems.com>

CREDITS

@@ -2113,6 +2113,10 @@ S: J. Obrechtstr 23
 S: NL-5216 GP 's-Hertogenbosch
 S: The Netherlands
 
+N: Ashley Lai
+E: ashleydlai@gmail.com
+D: IBM VTPM driver
+
 N: Savio Lam
 E: lam836@cs.cuhk.hk
 D: Author of the dialog utility, foundation
@@ -3333,6 +3337,10 @@ S: Braunschweiger Strasse 79
 S: 31134 Hildesheim
 S: Germany
 
+N: Marcel Selhorst
+E: tpmdd@selhorst.net
+D: TPM driver
+
 N: Darren Senn
 E: sinster@darkwater.com
 D: Whatever I notice needs doing (so far: itimers, /proc)
@@ -4128,7 +4136,6 @@ D: MD driver
 D: EISA/sysfs subsystem
 S: France
 
-
 # Don't add your name here, unless you really _are_ after Marc
 # alphabetically. Leonard used to be very proud of being the 
 # last entry, and he'll get positively pissed if he can't even

MAINTAINERS

@@ -10349,7 +10349,6 @@ F:	drivers/pci/host/vmd.c
 
 PCI DRIVER FOR MICROSEMI SWITCHTEC
 M:	Kurt Schwemmer <kurt.schwemmer@microsemi.com>
-M:	Stephen Bates <stephen.bates@microsemi.com>
 M:	Logan Gunthorpe <logang@deltatee.com>
 L:	linux-pci@vger.kernel.org
 S:	Maintained
@@ -10414,6 +10413,7 @@ F:	drivers/pci/dwc/*keystone*
 
 PCI ENDPOINT SUBSYSTEM
 M:	Kishon Vijay Abraham I <kishon@ti.com>
+M:	Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
 L:	linux-pci@vger.kernel.org
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/kishon/pci-endpoint.git
 S:	Supported
@@ -10465,6 +10465,15 @@ F:	include/linux/pci*
 F:	arch/x86/pci/
 F:	arch/x86/kernel/quirks.c
 
+PCI NATIVE HOST BRIDGE AND ENDPOINT DRIVERS
+M:	Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
+L:	linux-pci@vger.kernel.org
+Q:	http://patchwork.ozlabs.org/project/linux-pci/list/
+T:	git git://git.kernel.org/pub/scm/linux/kernel/git/lpieralisi/pci.git/
+S:	Supported
+F:	drivers/pci/host/
+F:	drivers/pci/dwc/
+
 PCIE DRIVER FOR AXIS ARTPEC
 M:	Niklas Cassel <niklas.cassel@axis.com>
 M:	Jesper Nilsson <jesper.nilsson@axis.com>
@@ -10484,7 +10493,6 @@ F:	drivers/pci/host/pci-thunder-*
 
 PCIE DRIVER FOR HISILICON
 M:	Zhou Wang <wangzhou1@hisilicon.com>
-M:	Gabriele Paoloni <gabriele.paoloni@huawei.com>
 L:	linux-pci@vger.kernel.org
 S:	Maintained
 F:	Documentation/devicetree/bindings/pci/hisilicon-pcie.txt
@@ -13621,23 +13629,14 @@ F:	drivers/platform/x86/toshiba-wmi.c
 
 TPM DEVICE DRIVER
 M:	Peter Huewe <peterhuewe@gmx.de>
-M:	Marcel Selhorst <tpmdd@selhorst.net>
 M:	Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
 R:	Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
-W:	http://tpmdd.sourceforge.net
-L:	tpmdd-devel@lists.sourceforge.net (moderated for non-subscribers)
-Q:	https://patchwork.kernel.org/project/tpmdd-devel/list/
+L:	linux-integrity@vger.kernel.org
+Q:	https://patchwork.kernel.org/project/linux-integrity/list/
 T:	git git://git.infradead.org/users/jjs/linux-tpmdd.git
 S:	Maintained
 F:	drivers/char/tpm/
 
-TPM IBM_VTPM DEVICE DRIVER
-M:	Ashley Lai <ashleydlai@gmail.com>
-W:	http://tpmdd.sourceforge.net
-L:	tpmdd-devel@lists.sourceforge.net (moderated for non-subscribers)
-S:	Maintained
-F:	drivers/char/tpm/tpm_ibmvtpm*
-
 TRACING
 M:	Steven Rostedt <rostedt@goodmis.org>
 M:	Ingo Molnar <mingo@redhat.com>

arch/arm/kernel/traps.c

@@ -154,30 +154,26 @@ static void dump_mem(const char *lvl, const char *str, unsigned long bottom,
 	set_fs(fs);
 }
 
-static void dump_instr(const char *lvl, struct pt_regs *regs)
+static void __dump_instr(const char *lvl, struct pt_regs *regs)
 {
 	unsigned long addr = instruction_pointer(regs);
 	const int thumb = thumb_mode(regs);
 	const int width = thumb ? 4 : 8;
-	mm_segment_t fs;
 	char str[sizeof("00000000 ") * 5 + 2 + 1], *p = str;
 	int i;
 
 	/*
-	 * We need to switch to kernel mode so that we can use __get_user
-	 * to safely read from kernel space.  Note that we now dump the
-	 * code first, just in case the backtrace kills us.
+	 * Note that we now dump the code first, just in case the backtrace
+	 * kills us.
 	 */
-	fs = get_fs();
-	set_fs(KERNEL_DS);
 
 	for (i = -4; i < 1 + !!thumb; i++) {
 		unsigned int val, bad;
 
 		if (thumb)
-			bad = __get_user(val, &((u16 *)addr)[i]);
+			bad = get_user(val, &((u16 *)addr)[i]);
 		else
-			bad = __get_user(val, &((u32 *)addr)[i]);
+			bad = get_user(val, &((u32 *)addr)[i]);
 
 		if (!bad)
 			p += sprintf(p, i == 0 ? "(%0*x) " : "%0*x ",
@@ -188,8 +184,20 @@ static void dump_instr(const char *lvl, struct pt_regs *regs)
 		}
 	}
 	printk("%sCode: %s\n", lvl, str);
+}
 
-	set_fs(fs);
+static void dump_instr(const char *lvl, struct pt_regs *regs)
+{
+	mm_segment_t fs;
+
+	if (!user_mode(regs)) {
+		fs = get_fs();
+		set_fs(KERNEL_DS);
+		__dump_instr(lvl, regs);
+		set_fs(fs);
+	} else {
+		__dump_instr(lvl, regs);
+	}
 }
 
 #ifdef CONFIG_ARM_UNWIND

arch/mips/ar7/platform.c

@@ -575,6 +575,7 @@ static int __init ar7_register_uarts(void)
 	uart_port.type		= PORT_AR7;
 	uart_port.uartclk	= clk_get_rate(bus_clk) / 2;
 	uart_port.iotype	= UPIO_MEM32;
+	uart_port.flags		= UPF_FIXED_TYPE;
 	uart_port.regshift	= 2;
 
 	uart_port.line		= 0;
@@ -653,6 +654,10 @@ static int __init ar7_register_devices(void)
 	u32 val;
 	int res;
 
+	res = ar7_gpio_init();
+	if (res)
+		pr_warn("unable to register gpios: %d\n", res);
+
 	res = ar7_register_uarts();
 	if (res)
 		pr_err("unable to setup uart(s): %d\n", res);

arch/mips/ar7/prom.c

@@ -246,8 +246,6 @@ void __init prom_init(void)
 	ar7_init_cmdline(fw_arg0, (char **)fw_arg1);
 	ar7_init_env((struct env_var *)fw_arg2);
 	console_config();
-
-	ar7_gpio_init();
 }
 
 #define PORT(offset) (KSEG1ADDR(AR7_REGS_UART0 + (offset * 4)))

arch/mips/kernel/smp-bmips.c

@@ -591,11 +591,11 @@ void __init bmips_cpu_setup(void)
 
 		/* Flush and enable RAC */
 		cfg = __raw_readl(cbr + BMIPS_RAC_CONFIG);
-		__raw_writel(cfg | 0x100, BMIPS_RAC_CONFIG);
+		__raw_writel(cfg | 0x100, cbr + BMIPS_RAC_CONFIG);
 		__raw_readl(cbr + BMIPS_RAC_CONFIG);
 
 		cfg = __raw_readl(cbr + BMIPS_RAC_CONFIG);
-		__raw_writel(cfg | 0xf, BMIPS_RAC_CONFIG);
+		__raw_writel(cfg | 0xf, cbr + BMIPS_RAC_CONFIG);
 		__raw_readl(cbr + BMIPS_RAC_CONFIG);
 
 		cfg = __raw_readl(cbr + BMIPS_RAC_ADDRESS_RANGE);

arch/powerpc/kvm/book3s_64_mmu_hv.c

@@ -646,6 +646,16 @@ int kvmppc_book3s_hv_page_fault(struct kvm_run *run, struct kvm_vcpu *vcpu,
 		hnow_v = hpte_new_to_old_v(hnow_v, hnow_r);
 		hnow_r = hpte_new_to_old_r(hnow_r);
 	}
+
+	/*
+	 * If the HPT is being resized, don't update the HPTE,
+	 * instead let the guest retry after the resize operation is complete.
+	 * The synchronization for hpte_setup_done test vs. set is provided
+	 * by the HPTE lock.
+	 */
+	if (!kvm->arch.hpte_setup_done)
+		goto out_unlock;
+
 	if ((hnow_v & ~HPTE_V_HVLOCK) != hpte[0] || hnow_r != hpte[1] ||
 	    rev->guest_rpte != hpte[2])
 		/* HPTE has been changed under us; let the guest retry */

arch/powerpc/kvm/book3s_hv.c

@@ -2705,11 +2705,14 @@ static noinline void kvmppc_run_core(struct kvmppc_vcore *vc)
 	 * Hard-disable interrupts, and check resched flag and signals.
 	 * If we need to reschedule or deliver a signal, clean up
 	 * and return without going into the guest(s).
+	 * If the hpte_setup_done flag has been cleared, don't go into the
+	 * guest because that means a HPT resize operation is in progress.
 	 */
 	local_irq_disable();
 	hard_irq_disable();
 	if (lazy_irq_pending() || need_resched() ||
-	    recheck_signals(&core_info)) {
+	    recheck_signals(&core_info) ||
+	    (!kvm_is_radix(vc->kvm) && !vc->kvm->arch.hpte_setup_done)) {
 		local_irq_enable();
 		vc->vcore_state = VCORE_INACTIVE;
 		/* Unlock all except the primary vcore */
@@ -3078,7 +3081,7 @@ static void kvmppc_vcore_blocked(struct kvmppc_vcore *vc)
 
 static int kvmppc_run_vcpu(struct kvm_run *kvm_run, struct kvm_vcpu *vcpu)
 {
-	int n_ceded, i;
+	int n_ceded, i, r;
 	struct kvmppc_vcore *vc;
 	struct kvm_vcpu *v;
 
@@ -3132,6 +3135,20 @@ static int kvmppc_run_vcpu(struct kvm_run *kvm_run, struct kvm_vcpu *vcpu)
 
 	while (vcpu->arch.state == KVMPPC_VCPU_RUNNABLE &&
 	       !signal_pending(current)) {
+		/* See if the HPT and VRMA are ready to go */
+		if (!kvm_is_radix(vcpu->kvm) &&
+		    !vcpu->kvm->arch.hpte_setup_done) {
+			spin_unlock(&vc->lock);
+			r = kvmppc_hv_setup_htab_rma(vcpu);
+			spin_lock(&vc->lock);
+			if (r) {
+				kvm_run->exit_reason = KVM_EXIT_FAIL_ENTRY;
+				kvm_run->fail_entry.hardware_entry_failure_reason = 0;
+				vcpu->arch.ret = r;
+				break;
+			}
+		}
+
 		if (vc->vcore_state == VCORE_PREEMPT && vc->runner == NULL)
 			kvmppc_vcore_end_preempt(vc);
 
@@ -3249,13 +3266,6 @@ static int kvmppc_vcpu_run_hv(struct kvm_run *run, struct kvm_vcpu *vcpu)
 	/* Order vcpus_running vs. hpte_setup_done, see kvmppc_alloc_reset_hpt */
 	smp_mb();
 
-	/* On the first time here, set up HTAB and VRMA */
-	if (!kvm_is_radix(vcpu->kvm) && !vcpu->kvm->arch.hpte_setup_done) {
-		r = kvmppc_hv_setup_htab_rma(vcpu);
-		if (r)
-			goto out;
-	}
-
 	flush_all_to_thread(current);
 
 	/* Save userspace EBB and other register values */
@@ -3303,7 +3313,6 @@ static int kvmppc_vcpu_run_hv(struct kvm_run *run, struct kvm_vcpu *vcpu)
 	}
 	mtspr(SPRN_VRSAVE, user_vrsave);
 
- out:
 	vcpu->arch.state = KVMPPC_VCPU_NOTREADY;
 	atomic_dec(&vcpu->kvm->arch.vcpus_running);
 	return r;

arch/x86/kernel/cpu/Makefile

@@ -22,7 +22,7 @@ obj-y			+= common.o
 obj-y			+= rdrand.o
 obj-y			+= match.o
 obj-y			+= bugs.o
-obj-y			+= aperfmperf.o
+obj-$(CONFIG_CPU_FREQ)	+= aperfmperf.o
 
 obj-$(CONFIG_PROC_FS)	+= proc.o
 obj-$(CONFIG_X86_FEATURE_NAMES) += capflags.o powerflags.o

arch/x86/kernel/cpu/aperfmperf.c

@@ -42,6 +42,10 @@ static void aperfmperf_snapshot_khz(void *dummy)
 	s64 time_delta = ktime_ms_delta(now, s->time);
 	unsigned long flags;
 
+	/* Don't bother re-computing within the cache threshold time. */
+	if (time_delta < APERFMPERF_CACHE_THRESHOLD_MS)
+		return;
+
 	local_irq_save(flags);
 	rdmsrl(MSR_IA32_APERF, aperf);
 	rdmsrl(MSR_IA32_MPERF, mperf);
@@ -70,7 +74,6 @@ static void aperfmperf_snapshot_khz(void *dummy)
 
 unsigned int arch_freq_get_on_cpu(int cpu)
 {
-	s64 time_delta;
 	unsigned int khz;
 
 	if (!cpu_khz)
@@ -79,12 +82,6 @@ unsigned int arch_freq_get_on_cpu(int cpu)
 	if (!static_cpu_has(X86_FEATURE_APERFMPERF))
 		return 0;
 
-	/* Don't bother re-computing within the cache threshold time. */
-	time_delta = ktime_ms_delta(ktime_get(), per_cpu(samples.time, cpu));
-	khz = per_cpu(samples.khz, cpu);
-	if (khz && time_delta < APERFMPERF_CACHE_THRESHOLD_MS)
-		return khz;
-
 	smp_call_function_single(cpu, aperfmperf_snapshot_khz, NULL, 1);
 	khz = per_cpu(samples.khz, cpu);
 	if (khz)

arch/x86/kernel/cpu/proc.c

@@ -78,10 +78,8 @@ static int show_cpuinfo(struct seq_file *m, void *v)
 		seq_printf(m, "microcode\t: 0x%x\n", c->microcode);
 
 	if (cpu_has(c, X86_FEATURE_TSC)) {
-		unsigned int freq = arch_freq_get_on_cpu(cpu);
+		unsigned int freq = cpufreq_quick_get(cpu);
 
-		if (!freq)
-			freq = cpufreq_quick_get(cpu);
 		if (!freq)
 			freq = cpu_khz;
 		seq_printf(m, "cpu MHz\t\t: %u.%03u\n",

drivers/block/rbd.c

@@ -2692,7 +2692,7 @@ static int rbd_img_obj_parent_read_full(struct rbd_obj_request *obj_request)
 	 * from the parent.
 	 */
 	page_count = (u32)calc_pages_for(0, length);
-	pages = ceph_alloc_page_vector(page_count, GFP_KERNEL);
+	pages = ceph_alloc_page_vector(page_count, GFP_NOIO);
 	if (IS_ERR(pages)) {
 		result = PTR_ERR(pages);
 		pages = NULL;
@@ -2827,7 +2827,7 @@ static int rbd_img_obj_exists_submit(struct rbd_obj_request *obj_request)
 	 */
 	size = sizeof (__le64) + sizeof (__le32) + sizeof (__le32);
 	page_count = (u32)calc_pages_for(0, size);
-	pages = ceph_alloc_page_vector(page_count, GFP_KERNEL);
+	pages = ceph_alloc_page_vector(page_count, GFP_NOIO);
 	if (IS_ERR(pages)) {
 		ret = PTR_ERR(pages);
 		goto fail_stat_request;

drivers/gpu/drm/i915/i915_gem_execbuffer.c

@@ -2094,13 +2094,21 @@ get_fence_array(struct drm_i915_gem_execbuffer2 *args,
 			goto err;
 		}
 
+		if (fence.flags & __I915_EXEC_FENCE_UNKNOWN_FLAGS) {
+			err = -EINVAL;
+			goto err;
+		}
+
 		syncobj = drm_syncobj_find(file, fence.handle);
 		if (!syncobj) {
 			DRM_DEBUG("Invalid syncobj handle provided\n");
 			err = -ENOENT;
 			goto err;
 		}
 
+		BUILD_BUG_ON(~(ARCH_KMALLOC_MINALIGN - 1) &
+			     ~__I915_EXEC_FENCE_UNKNOWN_FLAGS);
+
 		fences[n] = ptr_pack_bits(syncobj, fence.flags, 2);
 	}