diff --git a/Documentation/sysctl/kernel.txt b/Documentation/sysctl/kernel.txt
index 8c20fbd..6d78841 100644
--- a/Documentation/sysctl/kernel.txt
+++ b/Documentation/sysctl/kernel.txt
@@ -601,6 +601,8 @@
         instead of using the one provided by the hardware.
  512 - A kernel warning has occurred.
 1024 - A module from drivers/staging was loaded.
+2048 - The system is working around a severe firmware bug.
+4096 - An out-of-tree module has been loaded.
 
 ==============================================================
 
diff --git a/MAINTAINERS b/MAINTAINERS
index 8591c03..55ca0be 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -2281,7 +2281,7 @@
 DOCUMENTATION
 M:	Randy Dunlap <rdunlap@xenotime.net>
 L:	linux-doc@vger.kernel.org
-T:	quilt http://userweb.kernel.org/~rdunlap/kernel-doc-patches/current/
+T:	quilt http://xenotime.net/kernel-doc-patches/current/
 S:	Maintained
 F:	Documentation/
 
diff --git a/arch/x86/include/asm/kvm_emulate.h b/arch/x86/include/asm/kvm_emulate.h
index ab4092e..7b9cfc4 100644
--- a/arch/x86/include/asm/kvm_emulate.h
+++ b/arch/x86/include/asm/kvm_emulate.h
@@ -190,6 +190,9 @@
 	int (*intercept)(struct x86_emulate_ctxt *ctxt,
 			 struct x86_instruction_info *info,
 			 enum x86_intercept_stage stage);
+
+	bool (*get_cpuid)(struct x86_emulate_ctxt *ctxt,
+			 u32 *eax, u32 *ebx, u32 *ecx, u32 *edx);
 };
 
 typedef u32 __attribute__((vector_size(16))) sse128_t;
@@ -298,6 +301,19 @@
 #define X86EMUL_MODE_PROT     (X86EMUL_MODE_PROT16|X86EMUL_MODE_PROT32| \
 			       X86EMUL_MODE_PROT64)
 
+/* CPUID vendors */
+#define X86EMUL_CPUID_VENDOR_AuthenticAMD_ebx 0x68747541
+#define X86EMUL_CPUID_VENDOR_AuthenticAMD_ecx 0x444d4163
+#define X86EMUL_CPUID_VENDOR_AuthenticAMD_edx 0x69746e65
+
+#define X86EMUL_CPUID_VENDOR_AMDisbetterI_ebx 0x69444d41
+#define X86EMUL_CPUID_VENDOR_AMDisbetterI_ecx 0x21726574
+#define X86EMUL_CPUID_VENDOR_AMDisbetterI_edx 0x74656273
+
+#define X86EMUL_CPUID_VENDOR_GenuineIntel_ebx 0x756e6547
+#define X86EMUL_CPUID_VENDOR_GenuineIntel_ecx 0x6c65746e
+#define X86EMUL_CPUID_VENDOR_GenuineIntel_edx 0x49656e69
+
 enum x86_intercept_stage {
 	X86_ICTP_NONE = 0,   /* Allow zero-init to not match anything */
 	X86_ICPT_PRE_EXCEPT,
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index 05a562b..0982507 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -1891,6 +1891,51 @@
 	ss->p = 1;
 }
 
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+	struct x86_emulate_ops *ops = ctxt->ops;
+	u32 eax, ebx, ecx, edx;
+
+	/*
+	 * syscall should always be enabled in longmode - so only become
+	 * vendor specific (cpuid) if other modes are active...
+	 */
+	if (ctxt->mode == X86EMUL_MODE_PROT64)
+		return true;
+
+	eax = 0x00000000;
+	ecx = 0x00000000;
+	if (ops->get_cpuid(ctxt, &eax, &ebx, &ecx, &edx)) {
+		/*
+		 * Intel ("GenuineIntel")
+		 * remark: Intel CPUs only support "syscall" in 64bit
+		 * longmode. Also an 64bit guest with a
+		 * 32bit compat-app running will #UD !! While this
+		 * behaviour can be fixed (by emulating) into AMD
+		 * response - CPUs of AMD can't behave like Intel.
+		 */
+		if (ebx == X86EMUL_CPUID_VENDOR_GenuineIntel_ebx &&
+		    ecx == X86EMUL_CPUID_VENDOR_GenuineIntel_ecx &&
+		    edx == X86EMUL_CPUID_VENDOR_GenuineIntel_edx)
+			return false;
+
+		/* AMD ("AuthenticAMD") */
+		if (ebx == X86EMUL_CPUID_VENDOR_AuthenticAMD_ebx &&
+		    ecx == X86EMUL_CPUID_VENDOR_AuthenticAMD_ecx &&
+		    edx == X86EMUL_CPUID_VENDOR_AuthenticAMD_edx)
+			return true;
+
+		/* AMD ("AMDisbetter!") */
+		if (ebx == X86EMUL_CPUID_VENDOR_AMDisbetterI_ebx &&
+		    ecx == X86EMUL_CPUID_VENDOR_AMDisbetterI_ecx &&
+		    edx == X86EMUL_CPUID_VENDOR_AMDisbetterI_edx)
+			return true;
+	}
+
+	/* default: (not Intel, not AMD), apply Intel's stricter rules... */
+	return false;
+}
+
 static int em_syscall(struct x86_emulate_ctxt *ctxt)
 {
 	struct x86_emulate_ops *ops = ctxt->ops;
@@ -1904,9 +1949,15 @@
 	    ctxt->mode == X86EMUL_MODE_VM86)
 		return emulate_ud(ctxt);
 
+	if (!(em_syscall_is_enabled(ctxt)))
+		return emulate_ud(ctxt);
+
 	ops->get_msr(ctxt, MSR_EFER, &efer);
 	setup_syscalls_segments(ctxt, &cs, &ss);
 
+	if (!(efer & EFER_SCE))
+		return emulate_ud(ctxt);
+
 	ops->get_msr(ctxt, MSR_STAR, &msr_data);
 	msr_data >>= 32;
 	cs_sel = (u16)(msr_data & 0xfffc);
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 14d6cad..9cbfc06 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -1495,6 +1495,8 @@
 
 int kvm_set_msr_common(struct kvm_vcpu *vcpu, u32 msr, u64 data)
 {
+	bool pr = false;
+
 	switch (msr) {
 	case MSR_EFER:
 		return set_efer(vcpu, data);
@@ -1635,6 +1637,18 @@
 		pr_unimpl(vcpu, "unimplemented perfctr wrmsr: "
 			"0x%x data 0x%llx\n", msr, data);
 		break;
+	case MSR_P6_PERFCTR0:
+	case MSR_P6_PERFCTR1:
+		pr = true;
+	case MSR_P6_EVNTSEL0:
+	case MSR_P6_EVNTSEL1:
+		if (kvm_pmu_msr(vcpu, msr))
+			return kvm_pmu_set_msr(vcpu, msr, data);
+
+		if (pr || data != 0)
+			pr_unimpl(vcpu, "disabled perfctr wrmsr: "
+				"0x%x data 0x%llx\n", msr, data);
+		break;
 	case MSR_K7_CLK_CTL:
 		/*
 		 * Ignore all writes to this no longer documented MSR.
@@ -1835,6 +1849,14 @@
 	case MSR_FAM10H_MMIO_CONF_BASE:
 		data = 0;
 		break;
+	case MSR_P6_PERFCTR0:
+	case MSR_P6_PERFCTR1:
+	case MSR_P6_EVNTSEL0:
+	case MSR_P6_EVNTSEL1:
+		if (kvm_pmu_msr(vcpu, msr))
+			return kvm_pmu_get_msr(vcpu, msr, pdata);
+		data = 0;
+		break;
 	case MSR_IA32_UCODE_REV:
 		data = 0x100000000ULL;
 		break;
@@ -4180,6 +4202,28 @@
 	return kvm_x86_ops->check_intercept(emul_to_vcpu(ctxt), info, stage);
 }
 
+static bool emulator_get_cpuid(struct x86_emulate_ctxt *ctxt,
+			       u32 *eax, u32 *ebx, u32 *ecx, u32 *edx)
+{
+	struct kvm_cpuid_entry2 *cpuid = NULL;
+
+	if (eax && ecx)
+		cpuid = kvm_find_cpuid_entry(emul_to_vcpu(ctxt),
+					    *eax, *ecx);
+
+	if (cpuid) {
+		*eax = cpuid->eax;
+		*ecx = cpuid->ecx;
+		if (ebx)
+			*ebx = cpuid->ebx;
+		if (edx)
+			*edx = cpuid->edx;
+		return true;
+	}
+
+	return false;
+}
+
 static struct x86_emulate_ops emulate_ops = {
 	.read_std            = kvm_read_guest_virt_system,
 	.write_std           = kvm_write_guest_virt_system,
@@ -4211,6 +4255,7 @@
 	.get_fpu             = emulator_get_fpu,
 	.put_fpu             = emulator_put_fpu,
 	.intercept           = emulator_intercept,
+	.get_cpuid           = emulator_get_cpuid,
 };
 
 static void cache_all_regs(struct kvm_vcpu *vcpu)
diff --git a/drivers/gpio/gpio-lpc32xx.c b/drivers/gpio/gpio-lpc32xx.c
index 5b69480..ddfacc5 100644
--- a/drivers/gpio/gpio-lpc32xx.c
+++ b/drivers/gpio/gpio-lpc32xx.c
@@ -96,7 +96,7 @@
 };
 
 static const char *gpio_p3_names[LPC32XX_GPIO_P3_MAX] = {
-	"gpi000", "gpio01", "gpio02", "gpio03",
+	"gpio00", "gpio01", "gpio02", "gpio03",
 	"gpio04", "gpio05"
 };
 
diff --git a/drivers/gpio/gpio-ml-ioh.c b/drivers/gpio/gpio-ml-ioh.c
index 03d6dd5..f0febe5 100644
--- a/drivers/gpio/gpio-ml-ioh.c
+++ b/drivers/gpio/gpio-ml-ioh.c
@@ -448,6 +448,7 @@
 		chip->reg = chip->base;
 		chip->ch = i;
 		mutex_init(&chip->lock);
+		spin_lock_init(&chip->spinlock);
 		ioh_gpio_setup(chip, num_ports[i]);
 		ret = gpiochip_add(&chip->gpio);
 		if (ret) {
diff --git a/drivers/gpio/gpio-pch.c b/drivers/gpio/gpio-pch.c
index 68fa55e..e8729cc 100644
--- a/drivers/gpio/gpio-pch.c
+++ b/drivers/gpio/gpio-pch.c
@@ -392,6 +392,7 @@
 	chip->reg = chip->base;
 	pci_set_drvdata(pdev, chip);
 	mutex_init(&chip->lock);
+	spin_lock_init(&chip->spinlock);
 	pch_gpio_setup(chip);
 	ret = gpiochip_add(&chip->gpio);
 	if (ret) {
diff --git a/drivers/gpio/gpio-samsung.c b/drivers/gpio/gpio-samsung.c
index a766177..0a79a11 100644
--- a/drivers/gpio/gpio-samsung.c
+++ b/drivers/gpio/gpio-samsung.c
@@ -2387,27 +2387,30 @@
 };
 
 #if defined(CONFIG_ARCH_EXYNOS4) && defined(CONFIG_OF)
-static int exynos4_gpio_xlate(struct gpio_chip *gc, struct device_node *np,
-			      const void *gpio_spec, u32 *flags)
+static int exynos4_gpio_xlate(struct gpio_chip *gc,
+			const struct of_phandle_args *gpiospec, u32 *flags)
 {
-	const __be32 *gpio = gpio_spec;
-	const u32 n = be32_to_cpup(gpio);
-	unsigned int pin = gc->base + be32_to_cpu(gpio[0]);
+	unsigned int pin;
 
 	if (WARN_ON(gc->of_gpio_n_cells < 4))
 		return -EINVAL;
 
-	if (n > gc->ngpio)
+	if (WARN_ON(gpiospec->args_count < gc->of_gpio_n_cells))
 		return -EINVAL;
 
-	if (s3c_gpio_cfgpin(pin, S3C_GPIO_SFN(be32_to_cpu(gpio[1]))))
+	if (gpiospec->args[0] > gc->ngpio)
+		return -EINVAL;
+
+	pin = gc->base + gpiospec->args[0];
+
+	if (s3c_gpio_cfgpin(pin, S3C_GPIO_SFN(gpiospec->args[1])))
 		pr_warn("gpio_xlate: failed to set pin function\n");
-	if (s3c_gpio_setpull(pin, be32_to_cpu(gpio[2])))
+	if (s3c_gpio_setpull(pin, gpiospec->args[2]))
 		pr_warn("gpio_xlate: failed to set pin pull up/down\n");
-	if (s5p_gpio_set_drvstr(pin, be32_to_cpu(gpio[3])))
+	if (s5p_gpio_set_drvstr(pin, gpiospec->args[3]))
 		pr_warn("gpio_xlate: failed to set pin drive strength\n");
 
-	return n;
+	return gpiospec->args[0];
 }
 
 static const struct of_device_id exynos4_gpio_dt_match[] __initdata = {
diff --git a/drivers/hwmon/w83627ehf.c b/drivers/hwmon/w83627ehf.c
index 2dfae7d..4d383e7 100644
--- a/drivers/hwmon/w83627ehf.c
+++ b/drivers/hwmon/w83627ehf.c
@@ -1920,9 +1920,26 @@
 		fan4min = 0;
 		fan5pin = 0;
 	} else if (sio_data->kind == nct6776) {
-		fan3pin = !(superio_inb(sio_data->sioreg, 0x24) & 0x40);
-		fan4pin = !!(superio_inb(sio_data->sioreg, 0x1C) & 0x01);
-		fan5pin = !!(superio_inb(sio_data->sioreg, 0x1C) & 0x02);
+		bool gpok = superio_inb(sio_data->sioreg, 0x27) & 0x80;
+
+		superio_select(sio_data->sioreg, W83627EHF_LD_HWM);
+		regval = superio_inb(sio_data->sioreg, SIO_REG_ENABLE);
+
+		if (regval & 0x80)
+			fan3pin = gpok;
+		else
+			fan3pin = !(superio_inb(sio_data->sioreg, 0x24) & 0x40);
+
+		if (regval & 0x40)
+			fan4pin = gpok;
+		else
+			fan4pin = !!(superio_inb(sio_data->sioreg, 0x1C) & 0x01);
+
+		if (regval & 0x20)
+			fan5pin = gpok;
+		else
+			fan5pin = !!(superio_inb(sio_data->sioreg, 0x1C) & 0x02);
+
 		fan4min = fan4pin;
 	} else if (sio_data->kind == w83667hg || sio_data->kind == w83667hg_b) {
 		fan3pin = 1;
diff --git a/drivers/mfd/twl6040-core.c b/drivers/mfd/twl6040-core.c
index dda8629..b2d8e51 100644
--- a/drivers/mfd/twl6040-core.c
+++ b/drivers/mfd/twl6040-core.c
@@ -282,6 +282,7 @@
 		/* Default PLL configuration after power up */
 		twl6040->pll = TWL6040_SYSCLK_SEL_LPPLL;
 		twl6040->sysclk = 19200000;
+		twl6040->mclk = 32768;
 	} else {
 		/* already powered-down */
 		if (!twl6040->power_count) {
@@ -305,6 +306,7 @@
 			twl6040_power_down(twl6040);
 		}
 		twl6040->sysclk = 0;
+		twl6040->mclk = 0;
 	}
 
 out:
@@ -324,23 +326,38 @@
 	hppllctl = twl6040_reg_read(twl6040, TWL6040_REG_HPPLLCTL);
 	lppllctl = twl6040_reg_read(twl6040, TWL6040_REG_LPPLLCTL);
 
+	/* Force full reconfiguration when switching between PLL */
+	if (pll_id != twl6040->pll) {
+		twl6040->sysclk = 0;
+		twl6040->mclk = 0;
+	}
+
 	switch (pll_id) {
 	case TWL6040_SYSCLK_SEL_LPPLL:
 		/* low-power PLL divider */
-		switch (freq_out) {
-		case 17640000:
-			lppllctl |= TWL6040_LPLLFIN;
-			break;
-		case 19200000:
-			lppllctl &= ~TWL6040_LPLLFIN;
-			break;
-		default:
-			dev_err(twl6040->dev,
-				"freq_out %d not supported\n", freq_out);
-			ret = -EINVAL;
-			goto pll_out;
+		/* Change the sysclk configuration only if it has been canged */
+		if (twl6040->sysclk != freq_out) {
+			switch (freq_out) {
+			case 17640000:
+				lppllctl |= TWL6040_LPLLFIN;
+				break;
+			case 19200000:
+				lppllctl &= ~TWL6040_LPLLFIN;
+				break;
+			default:
+				dev_err(twl6040->dev,
+					"freq_out %d not supported\n",
+					freq_out);
+				ret = -EINVAL;
+				goto pll_out;
+			}
+			twl6040_reg_write(twl6040, TWL6040_REG_LPPLLCTL,
+					  lppllctl);
 		}
-		twl6040_reg_write(twl6040, TWL6040_REG_LPPLLCTL, lppllctl);
+
+		/* The PLL in use has not been change, we can exit */
+		if (twl6040->pll == pll_id)
+			break;
 
 		switch (freq_in) {
 		case 32768:
@@ -371,48 +388,56 @@
 			goto pll_out;
 		}
 
-		hppllctl &= ~TWL6040_MCLK_MSK;
+		if (twl6040->mclk != freq_in) {
+			hppllctl &= ~TWL6040_MCLK_MSK;
 
-		switch (freq_in) {
-		case 12000000:
-			/* PLL enabled, active mode */
-			hppllctl |= TWL6040_MCLK_12000KHZ |
-				    TWL6040_HPLLENA;
-			break;
-		case 19200000:
+			switch (freq_in) {
+			case 12000000:
+				/* PLL enabled, active mode */
+				hppllctl |= TWL6040_MCLK_12000KHZ |
+					    TWL6040_HPLLENA;
+				break;
+			case 19200000:
+				/*
+				* PLL disabled
+				* (enable PLL if MCLK jitter quality
+				*  doesn't meet specification)
+				*/
+				hppllctl |= TWL6040_MCLK_19200KHZ;
+				break;
+			case 26000000:
+				/* PLL enabled, active mode */
+				hppllctl |= TWL6040_MCLK_26000KHZ |
+					    TWL6040_HPLLENA;
+				break;
+			case 38400000:
+				/* PLL enabled, active mode */
+				hppllctl |= TWL6040_MCLK_38400KHZ |
+					    TWL6040_HPLLENA;
+				break;
+			default:
+				dev_err(twl6040->dev,
+					"freq_in %d not supported\n", freq_in);
+				ret = -EINVAL;
+				goto pll_out;
+			}
+
 			/*
-			 * PLL disabled
-			 * (enable PLL if MCLK jitter quality
-			 *  doesn't meet specification)
+			 * enable clock slicer to ensure input waveform is
+			 * square
 			 */
-			hppllctl |= TWL6040_MCLK_19200KHZ;
-			break;
-		case 26000000:
-			/* PLL enabled, active mode */
-			hppllctl |= TWL6040_MCLK_26000KHZ |
-				    TWL6040_HPLLENA;
-			break;
-		case 38400000:
-			/* PLL enabled, active mode */
-			hppllctl |= TWL6040_MCLK_38400KHZ |
-				    TWL6040_HPLLENA;
-			break;
-		default:
-			dev_err(twl6040->dev,
-				"freq_in %d not supported\n", freq_in);
-			ret = -EINVAL;
-			goto pll_out;
+			hppllctl |= TWL6040_HPLLSQRENA;
+
+			twl6040_reg_write(twl6040, TWL6040_REG_HPPLLCTL,
+					  hppllctl);
+			usleep_range(500, 700);
+			lppllctl |= TWL6040_HPLLSEL;
+			twl6040_reg_write(twl6040, TWL6040_REG_LPPLLCTL,
+					  lppllctl);
+			lppllctl &= ~TWL6040_LPLLENA;
+			twl6040_reg_write(twl6040, TWL6040_REG_LPPLLCTL,
+					  lppllctl);
 		}
-
-		/* enable clock slicer to ensure input waveform is square */
-		hppllctl |= TWL6040_HPLLSQRENA;
-
-		twl6040_reg_write(twl6040, TWL6040_REG_HPPLLCTL, hppllctl);
-		usleep_range(500, 700);
-		lppllctl |= TWL6040_HPLLSEL;
-		twl6040_reg_write(twl6040, TWL6040_REG_LPPLLCTL, lppllctl);
-		lppllctl &= ~TWL6040_LPLLENA;
-		twl6040_reg_write(twl6040, TWL6040_REG_LPPLLCTL, lppllctl);
 		break;
 	default:
 		dev_err(twl6040->dev, "unknown pll id %d\n", pll_id);
@@ -421,6 +446,7 @@
 	}
 
 	twl6040->sysclk = freq_out;
+	twl6040->mclk = freq_in;
 	twl6040->pll = pll_id;
 
 pll_out:
diff --git a/fs/exec.c b/fs/exec.c
index aeb135c..92ce83a 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -1071,6 +1071,21 @@
 	perf_event_comm(tsk);
 }
 
+static void filename_to_taskname(char *tcomm, const char *fn, unsigned int len)
+{
+	int i, ch;
+
+	/* Copies the binary name from after last slash */
+	for (i = 0; (ch = *(fn++)) != '\0';) {
+		if (ch == '/')
+			i = 0; /* overwrite what we wrote */
+		else
+			if (i < len - 1)
+				tcomm[i++] = ch;
+	}
+	tcomm[i] = '\0';
+}
+
 int flush_old_exec(struct linux_binprm * bprm)
 {
 	int retval;
@@ -1085,6 +1100,7 @@
 
 	set_mm_exe_file(bprm->mm, bprm->file);
 
+	filename_to_taskname(bprm->tcomm, bprm->filename, sizeof(bprm->tcomm));
 	/*
 	 * Release all of the old mmap stuff
 	 */
@@ -1116,10 +1132,6 @@
 
 void setup_new_exec(struct linux_binprm * bprm)
 {
-	int i, ch;
-	const char *name;
-	char tcomm[sizeof(current->comm)];
-
 	arch_pick_mmap_layout(current->mm);
 
 	/* This is the point of no return */
@@ -1130,18 +1142,7 @@
 	else
 		set_dumpable(current->mm, suid_dumpable);
 
-	name = bprm->filename;
-
-	/* Copies the binary name from after last slash */
-	for (i=0; (ch = *(name++)) != '\0';) {
-		if (ch == '/')
-			i = 0; /* overwrite what we wrote */
-		else
-			if (i < (sizeof(tcomm) - 1))
-				tcomm[i++] = ch;
-	}
-	tcomm[i] = '\0';
-	set_task_comm(current, tcomm);
+	set_task_comm(current, bprm->tcomm);
 
 	/* Set the new mm task size. We have to do that late because it may
 	 * depend on TIF_32BIT which is only updated in flush_thread() on
diff --git a/include/linux/binfmts.h b/include/linux/binfmts.h
index fd88a39..0092102 100644
--- a/include/linux/binfmts.h
+++ b/include/linux/binfmts.h
@@ -18,7 +18,7 @@
 #define BINPRM_BUF_SIZE 128
 
 #ifdef __KERNEL__
-#include <linux/list.h>
+#include <linux/sched.h>
 
 #define CORENAME_MAX_SIZE 128
 
@@ -58,6 +58,7 @@
 	unsigned interp_flags;
 	unsigned interp_data;
 	unsigned long loader, exec;
+	char tcomm[TASK_COMM_LEN];
 };
 
 #define BINPRM_FLAGS_ENFORCE_NONDUMP_BIT 0
diff --git a/include/linux/mfd/twl6040.h b/include/linux/mfd/twl6040.h
index 2463c261..9bc9ac6 100644
--- a/include/linux/mfd/twl6040.h
+++ b/include/linux/mfd/twl6040.h
@@ -187,8 +187,10 @@
 	int rev;
 	u8 vibra_ctrl_cache[2];
 
+	/* PLL configuration */
 	int pll;
 	unsigned int sysclk;
+	unsigned int mclk;
 
 	unsigned int irq;
 	unsigned int irq_base;
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 7287bf5..a91f980 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -1543,7 +1543,7 @@
 	if (memslot && memslot->dirty_bitmap) {
 		unsigned long rel_gfn = gfn - memslot->base_gfn;
 
-		if (!__test_and_set_bit_le(rel_gfn, memslot->dirty_bitmap))
+		if (!test_and_set_bit_le(rel_gfn, memslot->dirty_bitmap))
 			memslot->nr_dirty_pages++;
 	}
 }