Merge branch 'linus' into perf/core

Merge reason: pick up fixes that are upstream, we need them
              because we'll apply dependent patches.

Signed-off-by: Ingo Molnar <mingo@elte.hu>

28 files changed, 145 insertions, 114 deletions

diff --git a/arch/m68k/atari/config.c b/arch/m68k/atari/config.c
index 4203d10..c4ac15c 100644
--- a/arch/m68k/atari/config.c
+++ b/arch/m68k/atari/config.c
@@ -414,9 +414,9 @@ void __init config_atari(void)
 					 * FDC val = 4 -> Supervisor only */
 		asm volatile ("\n"
 			"	.chip	68030\n"
-			"	pmove	%0@,%/tt1\n"
+			"	pmove	%0,%/tt1\n"
 			"	.chip	68k"
-			: : "a" (&tt1_val));
+			: : "m" (tt1_val));
 	} else {
 	        asm volatile ("\n"
 			"	.chip	68040\n"
@@ -569,10 +569,10 @@ static void atari_reset(void)
 			: "d0");
 	} else
 		asm volatile ("\n"
-			"	pmove	%0@,%%tc\n"
+			"	pmove	%0,%%tc\n"
 			"	jmp	%1@"
 			: /* no outputs */
-			: "a" (&tc_val), "a" (reset_addr));
+			: "m" (tc_val), "a" (reset_addr));
 }
 
 
diff --git a/arch/m68k/include/asm/irq.h b/arch/m68k/include/asm/irq.h
index 0e89fa0..c1155f0 100644
--- a/arch/m68k/include/asm/irq.h
+++ b/arch/m68k/include/asm/irq.h
@@ -50,19 +50,6 @@
 
 #define IRQ_USER	8
 
-/*
- * various flags for request_irq() - the Amiga now uses the standard
- * mechanism like all other architectures - IRQF_DISABLED and
- * IRQF_SHARED are your friends.
- */
-#ifndef MACH_AMIGA_ONLY
-#define IRQ_FLG_LOCK	(0x0001)	/* handler is not replaceable	*/
-#define IRQ_FLG_REPLACE	(0x0002)	/* replace existing handler	*/
-#define IRQ_FLG_FAST	(0x0004)
-#define IRQ_FLG_SLOW	(0x0008)
-#define IRQ_FLG_STD	(0x8000)	/* internally used		*/
-#endif
-
 struct irq_data;
 struct irq_chip;
 struct irq_desc;
diff --git a/arch/m68k/kernel/process_mm.c b/arch/m68k/kernel/process_mm.c
index 125f34e..099283e 100644
--- a/arch/m68k/kernel/process_mm.c
+++ b/arch/m68k/kernel/process_mm.c
@@ -172,7 +172,7 @@ void flush_thread(void)
 
 	current->thread.fs = __USER_DS;
 	if (!FPU_IS_EMU)
-		asm volatile ("frestore %0@" : : "a" (&zero) : "memory");
+		asm volatile("frestore %0": :"m" (zero));
 }
 
 /*
diff --git a/arch/m68k/kernel/process_no.c b/arch/m68k/kernel/process_no.c
index 69c1803..5e1078c 100644
--- a/arch/m68k/kernel/process_no.c
+++ b/arch/m68k/kernel/process_no.c
@@ -163,8 +163,8 @@ void flush_thread(void)
 #ifdef CONFIG_FPU
 	if (!FPU_IS_EMU)
 		asm volatile (".chip 68k/68881\n\t"
-			      "frestore %0@\n\t"
-			      ".chip 68k" : : "a" (&zero));
+			      "frestore %0\n\t"
+			      ".chip 68k" : : "m" (zero));
 #endif
 }
 
diff --git a/arch/m68k/kernel/traps.c b/arch/m68k/kernel/traps.c
index a76452c..daaa918 100644
--- a/arch/m68k/kernel/traps.c
+++ b/arch/m68k/kernel/traps.c
@@ -552,13 +552,13 @@ static inline void bus_error030 (struct frame *fp)
 
 #ifdef DEBUG
 		asm volatile ("ptestr %3,%2@,#7,%0\n\t"
-			      "pmove %%psr,%1@"
-			      : "=a&" (desc)
-			      : "a" (&temp), "a" (addr), "d" (ssw));
+			      "pmove %%psr,%1"
+			      : "=a&" (desc), "=m" (temp)
+			      : "a" (addr), "d" (ssw));
 #else
 		asm volatile ("ptestr %2,%1@,#7\n\t"
-			      "pmove %%psr,%0@"
-			      : : "a" (&temp), "a" (addr), "d" (ssw));
+			      "pmove %%psr,%0"
+			      : "=m" (temp) : "a" (addr), "d" (ssw));
 #endif
 		mmusr = temp;
 
@@ -605,20 +605,18 @@ static inline void bus_error030 (struct frame *fp)
 			       !(ssw & RW) ? "write" : "read", addr,
 			       fp->ptregs.pc, ssw);
 			asm volatile ("ptestr #1,%1@,#0\n\t"
-				      "pmove %%psr,%0@"
-				      : /* no outputs */
-				      : "a" (&temp), "a" (addr));
+				      "pmove %%psr,%0"
+				      : "=m" (temp)
+				      : "a" (addr));
 			mmusr = temp;
 
 			printk ("level 0 mmusr is %#x\n", mmusr);
 #if 0
-			asm volatile ("pmove %%tt0,%0@"
-				      : /* no outputs */
-				      : "a" (&tlong));
+			asm volatile ("pmove %%tt0,%0"
+				      : "=m" (tlong));
 			printk("tt0 is %#lx, ", tlong);
-			asm volatile ("pmove %%tt1,%0@"
-				      : /* no outputs */
-				      : "a" (&tlong));
+			asm volatile ("pmove %%tt1,%0"
+				      : "=m" (tlong));
 			printk("tt1 is %#lx\n", tlong);
 #endif
 #ifdef DEBUG
@@ -668,13 +666,13 @@ static inline void bus_error030 (struct frame *fp)
 
 #ifdef DEBUG
 	asm volatile ("ptestr #1,%2@,#7,%0\n\t"
-		      "pmove %%psr,%1@"
-		      : "=a&" (desc)
-		      : "a" (&temp), "a" (addr));
+		      "pmove %%psr,%1"
+		      : "=a&" (desc), "=m" (temp)
+		      : "a" (addr));
 #else
 	asm volatile ("ptestr #1,%1@,#7\n\t"
-		      "pmove %%psr,%0@"
-		      : : "a" (&temp), "a" (addr));
+		      "pmove %%psr,%0"
+		      : "=m" (temp) : "a" (addr));
 #endif
 	mmusr = temp;
 
diff --git a/arch/m68k/mm/cache.c b/arch/m68k/mm/cache.c
index 95d0bf6..3d84c1f 100644
--- a/arch/m68k/mm/cache.c
+++ b/arch/m68k/mm/cache.c
@@ -52,9 +52,9 @@ static unsigned long virt_to_phys_slow(unsigned long vaddr)
 		unsigned long *descaddr;
 
 		asm volatile ("ptestr %3,%2@,#7,%0\n\t"
-			      "pmove %%psr,%1@"
-			      : "=a&" (descaddr)
-			      : "a" (&mmusr), "a" (vaddr), "d" (get_fs().seg));
+			      "pmove %%psr,%1"
+			      : "=a&" (descaddr), "=m" (mmusr)
+			      : "a" (vaddr), "d" (get_fs().seg));
 		if (mmusr & (MMU_I|MMU_B|MMU_L))
 			return 0;
 		descaddr = phys_to_virt((unsigned long)descaddr);
diff --git a/arch/sparc/kernel/sun4m_irq.c b/arch/sparc/kernel/sun4m_irq.c
index 422c16d..e611651 100644
--- a/arch/sparc/kernel/sun4m_irq.c
+++ b/arch/sparc/kernel/sun4m_irq.c
@@ -399,6 +399,9 @@ static void __init sun4m_init_timers(irq_handler_t counter_fn)
 	timers_global = (void __iomem *)
 		(unsigned long) addr[num_cpu_timers];
 
+	/* Every per-cpu timer works in timer mode */
+	sbus_writel(0x00000000, &timers_global->timer_config);
+
 	sbus_writel((((1000000/HZ) + 1) << 10), &timers_global->l10_limit);
 
 	master_l10_counter = &timers_global->l10_count;
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 864cc6e..5bed94e 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -360,7 +360,6 @@ config X86_NUMACHIP
 	depends on NUMA
 	depends on SMP
 	depends on X86_X2APIC
-	depends on !EDAC_AMD64
 	---help---
 	  Adds support for Numascale NumaChip large-SMP systems. Needed to
 	  enable more than ~168 cores.
diff --git a/arch/x86/boot/compressed/misc.c b/arch/x86/boot/compressed/misc.c
index 3a19d04..7116dcb 100644
--- a/arch/x86/boot/compressed/misc.c
+++ b/arch/x86/boot/compressed/misc.c
@@ -321,6 +321,8 @@ static void parse_elf(void *output)
 		default: /* Ignore other PT_* */ break;
 		}
 	}
+
+	free(phdrs);
 }
 
 asmlinkage void decompress_kernel(void *rmode, memptr heap,
diff --git a/arch/x86/include/asm/cpufeature.h b/arch/x86/include/asm/cpufeature.h
index 17c5d4b..8d67d42 100644
--- a/arch/x86/include/asm/cpufeature.h
+++ b/arch/x86/include/asm/cpufeature.h
@@ -159,6 +159,7 @@
 #define X86_FEATURE_WDT		(6*32+13) /* Watchdog timer */
 #define X86_FEATURE_LWP		(6*32+15) /* Light Weight Profiling */
 #define X86_FEATURE_FMA4	(6*32+16) /* 4 operands MAC instructions */
+#define X86_FEATURE_TCE		(6*32+17) /* translation cache extension */
 #define X86_FEATURE_NODEID_MSR	(6*32+19) /* NodeId MSR */
 #define X86_FEATURE_TBM		(6*32+21) /* trailing bit manipulations */
 #define X86_FEATURE_TOPOEXT	(6*32+22) /* topology extensions CPUID leafs */
diff --git a/arch/x86/include/asm/uv/uv_hub.h b/arch/x86/include/asm/uv/uv_hub.h
index 54a13aa..21f7385 100644
--- a/arch/x86/include/asm/uv/uv_hub.h
+++ b/arch/x86/include/asm/uv/uv_hub.h
@@ -318,13 +318,13 @@ uv_gpa_in_mmr_space(unsigned long gpa)
 /* UV global physical address --> socket phys RAM */
 static inline unsigned long uv_gpa_to_soc_phys_ram(unsigned long gpa)
 {
-	unsigned long paddr = gpa & uv_hub_info->gpa_mask;
+	unsigned long paddr;
 	unsigned long remap_base = uv_hub_info->lowmem_remap_base;
 	unsigned long remap_top =  uv_hub_info->lowmem_remap_top;
 
 	gpa = ((gpa << uv_hub_info->m_shift) >> uv_hub_info->m_shift) |
 		((gpa >> uv_hub_info->n_lshift) << uv_hub_info->m_val);
-	gpa = gpa & uv_hub_info->gpa_mask;
+	paddr = gpa & uv_hub_info->gpa_mask;
 	if (paddr >= remap_base && paddr < remap_base + remap_top)
 		paddr -= remap_base;
 	return paddr;
diff --git a/arch/x86/kernel/microcode_amd.c b/arch/x86/kernel/microcode_amd.c
index fe86493..ac0417b 100644
--- a/arch/x86/kernel/microcode_amd.c
+++ b/arch/x86/kernel/microcode_amd.c
@@ -311,13 +311,33 @@ out:
 	return state;
 }
 
+/*
+ * AMD microcode firmware naming convention, up to family 15h they are in
+ * the legacy file:
+ *
+ *    amd-ucode/microcode_amd.bin
+ *
+ * This legacy file is always smaller than 2K in size.
+ *
+ * Starting at family 15h they are in family specific firmware files:
+ *
+ *    amd-ucode/microcode_amd_fam15h.bin
+ *    amd-ucode/microcode_amd_fam16h.bin
+ *    ...
+ *
+ * These might be larger than 2K.
+ */
 static enum ucode_state request_microcode_amd(int cpu, struct device *device)
 {
-	const char *fw_name = "amd-ucode/microcode_amd.bin";
+	char fw_name[36] = "amd-ucode/microcode_amd.bin";
 	const struct firmware *fw;
 	enum ucode_state ret = UCODE_NFOUND;
+	struct cpuinfo_x86 *c = &cpu_data(cpu);
+
+	if (c->x86 >= 0x15)
+		snprintf(fw_name, sizeof(fw_name), "amd-ucode/microcode_amd_fam%.2xh.bin", c->x86);
 
-	if (request_firmware(&fw, fw_name, device)) {
+	if (request_firmware(&fw, (const char *)fw_name, device)) {
 		pr_err("failed to load file %s\n", fw_name);
 		goto out;
 	}
diff --git a/arch/x86/platform/uv/tlb_uv.c b/arch/x86/platform/uv/tlb_uv.c
index 9be4cff..3ae0e61 100644
--- a/arch/x86/platform/uv/tlb_uv.c
+++ b/arch/x86/platform/uv/tlb_uv.c
@@ -1851,6 +1851,8 @@ static void __init init_per_cpu_tunables(void)
 		bcp->cong_reps			= congested_reps;
 		bcp->cong_period		= congested_period;
 		bcp->clocks_per_100_usec =	usec_2_cycles(100);
+		spin_lock_init(&bcp->queue_lock);
+		spin_lock_init(&bcp->uvhub_lock);
 	}
 }
 
diff --git a/arch/x86/platform/uv/uv_irq.c b/arch/x86/platform/uv/uv_irq.c
index 374a05d..f25c276 100644
--- a/arch/x86/platform/uv/uv_irq.c
+++ b/arch/x86/platform/uv/uv_irq.c
@@ -25,7 +25,7 @@ struct uv_irq_2_mmr_pnode{
 	int			irq;
 };
 
-static spinlock_t		uv_irq_lock;
+static DEFINE_SPINLOCK(uv_irq_lock);
 static struct rb_root		uv_irq_root;
 
 static int uv_set_irq_affinity(struct irq_data *, const struct cpumask *, bool);
diff --git a/drivers/media/dvb/dvb-usb/anysee.c b/drivers/media/dvb/dvb-usb/anysee.c
index 1455e26..cf0c318 100644
--- a/drivers/media/dvb/dvb-usb/anysee.c
+++ b/drivers/media/dvb/dvb-usb/anysee.c
@@ -887,8 +887,7 @@ static int anysee_frontend_attach(struct dvb_usb_adapter *adap)
 
 		/* attach demod */
 		adap->fe_adap[state->fe_id].fe = dvb_attach(cxd2820r_attach,
-				&anysee_cxd2820r_config, &adap->dev->i2c_adap,
-				NULL);
+				&anysee_cxd2820r_config, &adap->dev->i2c_adap);
 
 		state->has_ci = true;
 
@@ -1189,6 +1188,14 @@ static int anysee_ci_init(struct dvb_usb_device *d)
 	if (ret)
 		return ret;
 
+	ret = anysee_wr_reg_mask(d, REG_IOD, (0 << 2)|(0 << 1)|(0 << 0), 0x07);
+	if (ret)
+		return ret;
+
+	ret = anysee_wr_reg_mask(d, REG_IOD, (1 << 2)|(1 << 1)|(1 << 0), 0x07);
+	if (ret)
+		return ret;
+
 	ret = dvb_ca_en50221_init(&d->adapter[0].dvb_adap, &state->ci, 0, 1);
 	if (ret)
 		return ret;
diff --git a/drivers/media/dvb/dvb-usb/cinergyT2-fe.c b/drivers/media/dvb/dvb-usb/cinergyT2-fe.c
index 8a57ed8..1efc028 100644
--- a/drivers/media/dvb/dvb-usb/cinergyT2-fe.c
+++ b/drivers/media/dvb/dvb-usb/cinergyT2-fe.c
@@ -276,14 +276,15 @@ static int cinergyt2_fe_set_frontend(struct dvb_frontend *fe)
 	param.flags = 0;
 
 	switch (fep->bandwidth_hz) {
+	default:
 	case 8000000:
-		param.bandwidth = 0;
+		param.bandwidth = 8;
 		break;
 	case 7000000:
-		param.bandwidth = 1;
+		param.bandwidth = 7;
 		break;
 	case 6000000:
-		param.bandwidth = 2;
+		param.bandwidth = 6;
 		break;
 	}
 
diff --git a/drivers/media/dvb/frontends/cxd2820r.h b/drivers/media/dvb/frontends/cxd2820r.h
index cf0f546..5aa306e 100644
--- a/drivers/media/dvb/frontends/cxd2820r.h
+++ b/drivers/media/dvb/frontends/cxd2820r.h
@@ -77,14 +77,12 @@ struct cxd2820r_config {
 	(defined(CONFIG_DVB_CXD2820R_MODULE) && defined(MODULE))
 extern struct dvb_frontend *cxd2820r_attach(
 	const struct cxd2820r_config *config,
-	struct i2c_adapter *i2c,
-	struct dvb_frontend *fe
+	struct i2c_adapter *i2c
 );
 #else
 static inline struct dvb_frontend *cxd2820r_attach(
 	const struct cxd2820r_config *config,
-	struct i2c_adapter *i2c,
-	struct dvb_frontend *fe
+	struct i2c_adapter *i2c
 )
 {
 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
diff --git a/drivers/media/dvb/frontends/cxd2820r_core.c b/drivers/media/dvb/frontends/cxd2820r_core.c
index caae7f7..5c7c2aa 100644
--- a/drivers/media/dvb/frontends/cxd2820r_core.c
+++ b/drivers/media/dvb/frontends/cxd2820r_core.c
@@ -482,10 +482,19 @@ static enum dvbfe_search cxd2820r_search(struct dvb_frontend *fe)
 
 	/* switch between DVB-T and DVB-T2 when tune fails */
 	if (priv->last_tune_failed) {
-		if (priv->delivery_system == SYS_DVBT)
+		if (priv->delivery_system == SYS_DVBT) {
+			ret = cxd2820r_sleep_t(fe);
+			if (ret)
+				goto error;
+
 			c->delivery_system = SYS_DVBT2;
-		else if (priv->delivery_system == SYS_DVBT2)
+		} else if (priv->delivery_system == SYS_DVBT2) {
+			ret = cxd2820r_sleep_t2(fe);
+			if (ret)
+				goto error;
+
 			c->delivery_system = SYS_DVBT;
+		}
 	}
 
 	/* set frontend */
@@ -562,7 +571,7 @@ static const struct dvb_frontend_ops cxd2820r_ops = {
 	.delsys = { SYS_DVBT, SYS_DVBT2, SYS_DVBC_ANNEX_A },
 	/* default: DVB-T/T2 */
 	.info = {
-		.name = "Sony CXD2820R (DVB-T/T2)",
+		.name = "Sony CXD2820R",
 
 		.caps =	FE_CAN_FEC_1_2			|
 			FE_CAN_FEC_2_3			|
@@ -572,7 +581,9 @@ static const struct dvb_frontend_ops cxd2820r_ops = {
 			FE_CAN_FEC_AUTO			|
 			FE_CAN_QPSK			|
 			FE_CAN_QAM_16			|
+			FE_CAN_QAM_32			|
 			FE_CAN_QAM_64			|
+			FE_CAN_QAM_128			|
 			FE_CAN_QAM_256			|
 			FE_CAN_QAM_AUTO			|
 			FE_CAN_TRANSMISSION_MODE_AUTO	|
@@ -602,8 +613,7 @@ static const struct dvb_frontend_ops cxd2820r_ops = {
 };
 
 struct dvb_frontend *cxd2820r_attach(const struct cxd2820r_config *cfg,
-				     struct i2c_adapter *i2c,
-				     struct dvb_frontend *fe)
+		struct i2c_adapter *i2c)
 {
 	struct cxd2820r_priv *priv = NULL;
 	int ret;
diff --git a/drivers/media/video/atmel-isi.c b/drivers/media/video/atmel-isi.c
index 9fe4519..ec3f6a0 100644
--- a/drivers/media/video/atmel-isi.c
+++ b/drivers/media/video/atmel-isi.c
@@ -922,7 +922,9 @@ static int __devexit atmel_isi_remove(struct platform_device *pdev)
 			isi->fb_descriptors_phys);
 
 	iounmap(isi->regs);
+	clk_unprepare(isi->mck);
 	clk_put(isi->mck);
+	clk_unprepare(isi->pclk);
 	clk_put(isi->pclk);
 	kfree(isi);
 
@@ -955,6 +957,10 @@ static int __devinit atmel_isi_probe(struct platform_device *pdev)
 	if (IS_ERR(pclk))
 		return PTR_ERR(pclk);
 
+	ret = clk_prepare(pclk);
+	if (ret)
+		goto err_clk_prepare_pclk;
+
 	isi = kzalloc(sizeof(struct atmel_isi), GFP_KERNEL);
 	if (!isi) {
 		ret = -ENOMEM;
@@ -978,6 +984,10 @@ static int __devinit atmel_isi_probe(struct platform_device *pdev)
 		goto err_clk_get;
 	}
 
+	ret = clk_prepare(isi->mck);
+	if (ret)
+		goto err_clk_prepare_mck;
+
 	/* Set ISI_MCK's frequency, it should be faster than pixel clock */
 	ret = clk_set_rate(isi->mck, pdata->mck_hz);
 	if (ret < 0)
@@ -1059,10 +1069,14 @@ err_alloc_ctx:
 			isi->fb_descriptors_phys);
 err_alloc_descriptors:
 err_set_mck_rate:
+	clk_unprepare(isi->mck);
+err_clk_prepare_mck:
 	clk_put(isi->mck);
 err_clk_get:
 	kfree(isi);
 err_alloc_isi:
+	clk_unprepare(pclk);
+err_clk_prepare_pclk:
 	clk_put(pclk);
 
 	return ret;
diff --git a/drivers/media/video/em28xx/em28xx-dvb.c b/drivers/media/video/em28xx/em28xx-dvb.c
index 9449423..aabbf48 100644
--- a/drivers/media/video/em28xx/em28xx-dvb.c
+++ b/drivers/media/video/em28xx/em28xx-dvb.c
@@ -853,8 +853,7 @@ static int em28xx_dvb_init(struct em28xx *dev)
 	case EM28174_BOARD_PCTV_290E:
 		dvb->fe[0] = dvb_attach(cxd2820r_attach,
 					&em28xx_cxd2820r_config,
-					&dev->i2c_adap,
-					NULL);
+					&dev->i2c_adap);
 		if (dvb->fe[0]) {
 			/* FE 0 attach tuner */
 			if (!dvb_attach(tda18271_attach,
diff --git a/drivers/scsi/mac_esp.c b/drivers/scsi/mac_esp.c
index 4ceeace..70eb1f7 100644
--- a/drivers/scsi/mac_esp.c
+++ b/drivers/scsi/mac_esp.c
@@ -565,8 +565,7 @@ static int __devinit esp_mac_probe(struct platform_device *dev)
 	esp_chips[dev->id] = esp;
 	mb();
 	if (esp_chips[!dev->id] == NULL) {
-		err = request_irq(host->irq, mac_scsi_esp_intr, 0,
-		                  "Mac ESP", NULL);
+		err = request_irq(host->irq, mac_scsi_esp_intr, 0, "ESP", NULL);
 		if (err < 0) {
 			esp_chips[dev->id] = NULL;
 			goto fail_free_priv;
diff --git a/drivers/scsi/mac_scsi.c b/drivers/scsi/mac_scsi.c
index ea2bde2..2bccfbe 100644
--- a/drivers/scsi/mac_scsi.c
+++ b/drivers/scsi/mac_scsi.c
@@ -339,9 +339,6 @@ static void mac_scsi_reset_boot(struct Scsi_Host *instance)
 
 	printk(KERN_INFO "Macintosh SCSI: resetting the SCSI bus..." );
 
-	/* switch off SCSI IRQ - catch an interrupt without IRQ bit set else */
-	disable_irq(IRQ_MAC_SCSI);
-
 	/* get in phase */
 	NCR5380_write( TARGET_COMMAND_REG,
 		      PHASE_SR_TO_TCR( NCR5380_read(STATUS_REG) ));
@@ -357,9 +354,6 @@ static void mac_scsi_reset_boot(struct Scsi_Host *instance)
 	for( end = jiffies + AFTER_RESET_DELAY; time_before(jiffies, end); )
 		barrier();
 
-	/* switch on SCSI IRQ again */
-	enable_irq(IRQ_MAC_SCSI);
-
 	printk(KERN_INFO " done\n" );
 }
 #endif
diff --git a/drivers/video/macfb.c b/drivers/video/macfb.c
index 43207cc..fe01add 100644
--- a/drivers/video/macfb.c
+++ b/drivers/video/macfb.c
@@ -592,12 +592,12 @@ static int __init macfb_init(void)
 	if (!fb_info.screen_base)
 		return -ENODEV;
 
-	printk("macfb: framebuffer at 0x%08lx, mapped to 0x%p, size %dk\n",
-	       macfb_fix.smem_start, fb_info.screen_base,
-	       macfb_fix.smem_len / 1024);
-	printk("macfb: mode is %dx%dx%d, linelength=%d\n",
-	       macfb_defined.xres, macfb_defined.yres,
-	       macfb_defined.bits_per_pixel, macfb_fix.line_length);
+	pr_info("macfb: framebuffer at 0x%08lx, mapped to 0x%p, size %dk\n",
+	        macfb_fix.smem_start, fb_info.screen_base,
+	        macfb_fix.smem_len / 1024);
+	pr_info("macfb: mode is %dx%dx%d, linelength=%d\n",
+	        macfb_defined.xres, macfb_defined.yres,
+	        macfb_defined.bits_per_pixel, macfb_fix.line_length);
 
 	/* Fill in the available video resolution */
 	macfb_defined.xres_virtual = macfb_defined.xres;
@@ -613,14 +613,10 @@ static int __init macfb_init(void)
 
 	switch (macfb_defined.bits_per_pixel) {
 	case 1:
-		/*
-		 * XXX: I think this will catch any program that tries
-		 * to do FBIO_PUTCMAP when the visual is monochrome.
-		 */
 		macfb_defined.red.length = macfb_defined.bits_per_pixel;
 		macfb_defined.green.length = macfb_defined.bits_per_pixel;
 		macfb_defined.blue.length = macfb_defined.bits_per_pixel;
-		video_cmap_len = 0;
+		video_cmap_len = 2;
 		macfb_fix.visual = FB_VISUAL_MONO01;
 		break;
 	case 2:
@@ -660,11 +656,10 @@ static int __init macfb_init(void)
 		macfb_fix.visual = FB_VISUAL_TRUECOLOR;
 		break;
 	default:
-		video_cmap_len = 0;
-		macfb_fix.visual = FB_VISUAL_MONO01;
-		printk("macfb: unknown or unsupported bit depth: %d\n",
+		pr_err("macfb: unknown or unsupported bit depth: %d\n",
 		       macfb_defined.bits_per_pixel);
-		break;
+		err = -EINVAL;
+		goto fail_unmap;
 	}
 	
 	/*
@@ -734,8 +729,8 @@ static int __init macfb_init(void)
 		case MAC_MODEL_Q950:
 			strcpy(macfb_fix.id, "DAFB");
 			macfb_setpalette = dafb_setpalette;
-			macfb_defined.activate = FB_ACTIVATE_NOW;
 			dafb_cmap_regs = ioremap(DAFB_BASE, 0x1000);
+			macfb_defined.activate = FB_ACTIVATE_NOW;
 			break;
 
 		/*
@@ -744,8 +739,8 @@ static int __init macfb_init(void)
 		case MAC_MODEL_LCII:
 			strcpy(macfb_fix.id, "V8");
 			macfb_setpalette = v8_brazil_setpalette;
-			macfb_defined.activate = FB_ACTIVATE_NOW;
 			v8_brazil_cmap_regs = ioremap(DAC_BASE, 0x1000);
+			macfb_defined.activate = FB_ACTIVATE_NOW;
 			break;
 
 		/*
@@ -758,8 +753,8 @@ static int __init macfb_init(void)
 		case MAC_MODEL_P600:
 			strcpy(macfb_fix.id, "Brazil");
 			macfb_setpalette = v8_brazil_setpalette;
-			macfb_defined.activate = FB_ACTIVATE_NOW;
 			v8_brazil_cmap_regs = ioremap(DAC_BASE, 0x1000);
+			macfb_defined.activate = FB_ACTIVATE_NOW;
 			break;
 
 		/*
@@ -773,10 +768,10 @@ static int __init macfb_init(void)
 		case MAC_MODEL_P520:
 		case MAC_MODEL_P550:
 		case MAC_MODEL_P460:
-			macfb_setpalette = v8_brazil_setpalette;
-			macfb_defined.activate = FB_ACTIVATE_NOW;
 			strcpy(macfb_fix.id, "Sonora");
+			macfb_setpalette = v8_brazil_setpalette;
 			v8_brazil_cmap_regs = ioremap(DAC_BASE, 0x1000);
+			macfb_defined.activate = FB_ACTIVATE_NOW;
 			break;
 
 		/*
@@ -786,10 +781,10 @@ static int __init macfb_init(void)
 		 */
 		case MAC_MODEL_IICI:
 		case MAC_MODEL_IISI:
-			macfb_setpalette = rbv_setpalette;
-			macfb_defined.activate = FB_ACTIVATE_NOW;
 			strcpy(macfb_fix.id, "RBV");
+			macfb_setpalette = rbv_setpalette;
 			rbv_cmap_regs = ioremap(DAC_BASE, 0x1000);
+			macfb_defined.activate = FB_ACTIVATE_NOW;
 			break;
 
 		/*
@@ -797,10 +792,10 @@ static int __init macfb_init(void)
 		 */
 		case MAC_MODEL_Q840:
 		case MAC_MODEL_C660:
-			macfb_setpalette = civic_setpalette;
-			macfb_defined.activate = FB_ACTIVATE_NOW;
 			strcpy(macfb_fix.id, "Civic");
+			macfb_setpalette = civic_setpalette;
 			civic_cmap_regs = ioremap(CIVIC_BASE, 0x1000);
+			macfb_defined.activate = FB_ACTIVATE_NOW;
 			break;
 
 		
@@ -809,26 +804,26 @@ static int __init macfb_init(void)
 		 * We think this may be like the LC II
 		 */
 		case MAC_MODEL_LC:
+			strcpy(macfb_fix.id, "LC");
 			if (vidtest) {
 				macfb_setpalette = v8_brazil_setpalette;
-				macfb_defined.activate = FB_ACTIVATE_NOW;
 				v8_brazil_cmap_regs =
 					ioremap(DAC_BASE, 0x1000);
+				macfb_defined.activate = FB_ACTIVATE_NOW;
 			}
-			strcpy(macfb_fix.id, "LC");
 			break;
 
 		/*
 		 * We think this may be like the LC II
 		 */
 		case MAC_MODEL_CCL:
+			strcpy(macfb_fix.id, "Color Classic");
 			if (vidtest) {
 				macfb_setpalette = v8_brazil_setpalette;
-				macfb_defined.activate = FB_ACTIVATE_NOW;
 				v8_brazil_cmap_regs =
 					ioremap(DAC_BASE, 0x1000);
+				macfb_defined.activate = FB_ACTIVATE_NOW;
 			}
-			strcpy(macfb_fix.id, "Color Classic");
 			break;
 
 		/*
@@ -893,10 +888,10 @@ static int __init macfb_init(void)
 		case MAC_MODEL_PB270C:
 		case MAC_MODEL_PB280:
 		case MAC_MODEL_PB280C:
-			macfb_setpalette = csc_setpalette;
-			macfb_defined.activate = FB_ACTIVATE_NOW;
 			strcpy(macfb_fix.id, "CSC");
+			macfb_setpalette = csc_setpalette;
 			csc_cmap_regs = ioremap(CSC_BASE, 0x1000);
+			macfb_defined.activate = FB_ACTIVATE_NOW;
 			break;
 
 		default:
@@ -918,8 +913,9 @@ static int __init macfb_init(void)
 	if (err)
 		goto fail_dealloc;
 
-	printk("fb%d: %s frame buffer device\n",
-	       fb_info.node, fb_info.fix.id);
+	pr_info("fb%d: %s frame buffer device\n",
+	        fb_info.node, fb_info.fix.id);
+
 	return 0;
 
 fail_dealloc:
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 513f524..2234985 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -2090,7 +2090,7 @@ extern struct task_struct *idle_task(int cpu);
  * is_idle_task - is the specified task an idle task?
  * @p: the task in question.
  */
-static inline bool is_idle_task(struct task_struct *p)
+static inline bool is_idle_task(const struct task_struct *p)
 {
 	return p->pid == 0;
 }
diff --git a/kernel/events/callchain.c b/kernel/events/callchain.c
index 057e24b..6581a04 100644
--- a/kernel/events/callchain.c
+++ b/kernel/events/callchain.c
@@ -115,8 +115,6 @@ int get_callchain_buffers(void)
 	}
 
 	err = alloc_callchain_buffers();
-	if (err)
-		release_callchain_buffers();
 exit:
 	mutex_unlock(&callchain_mutex);
 
diff --git a/kernel/events/core.c b/kernel/events/core.c
index a8f4ac0..32b48c8 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -815,7 +815,7 @@ static void update_event_times(struct perf_event *event)
 	 * here.
 	 */
 	if (is_cgroup_event(event))
-		run_end = perf_event_time(event);
+		run_end = perf_cgroup_event_time(event);
 	else if (ctx->is_active)
 		run_end = ctx->time;
 	else
diff --git a/kernel/rcutorture.c b/kernel/rcutorture.c
index 88f17b8..a58ac28 100644
--- a/kernel/rcutorture.c
+++ b/kernel/rcutorture.c
@@ -56,8 +56,8 @@ static int nreaders = -1;	/* # reader threads, defaults to 2*ncpus */
 static int nfakewriters = 4;	/* # fake writer threads */
 static int stat_interval;	/* Interval between stats, in seconds. */
 				/*  Defaults to "only at end of test". */
-static int verbose;		/* Print more debug info. */
-static int test_no_idle_hz;	/* Test RCU's support for tickless idle CPUs. */
+static bool verbose;		/* Print more debug info. */
+static bool test_no_idle_hz;	/* Test RCU's support for tickless idle CPUs. */
 static int shuffle_interval = 3; /* Interval between shuffles (in sec)*/
 static int stutter = 5;		/* Start/stop testing interval (in sec) */
 static int irqreader = 1;	/* RCU readers from irq (timers). */
@@ -1399,7 +1399,7 @@ rcu_torture_shutdown(void *arg)
  * Execute random CPU-hotplug operations at the interval specified
  * by the onoff_interval.
  */
-static int
+static int __cpuinit
 rcu_torture_onoff(void *arg)
 {
 	int cpu;
@@ -1447,7 +1447,7 @@ rcu_torture_onoff(void *arg)
 	return 0;
 }
 
-static int
+static int __cpuinit
 rcu_torture_onoff_init(void)
 {
 	if (onoff_interval <= 0)
diff --git a/mm/memblock.c b/mm/memblock.c
index 2f55f19..77b5f22 100644
--- a/mm/memblock.c
+++ b/mm/memblock.c
@@ -106,14 +106,17 @@ phys_addr_t __init_memblock memblock_find_in_range_node(phys_addr_t start,
 	if (end == MEMBLOCK_ALLOC_ACCESSIBLE)
 		end = memblock.current_limit;
 
-	/* adjust @start to avoid underflow and allocating the first page */
-	start = max3(start, size, (phys_addr_t)PAGE_SIZE);
+	/* avoid allocating the first page */
+	start = max_t(phys_addr_t, start, PAGE_SIZE);
 	end = max(start, end);
 
 	for_each_free_mem_range_reverse(i, nid, &this_start, &this_end, NULL) {
 		this_start = clamp(this_start, start, end);
 		this_end = clamp(this_end, start, end);
 
+		if (this_end < size)
+			continue;
+
 		cand = round_down(this_end - size, align);
 		if (cand >= this_start)
 			return cand;