---

yaml --- r: 205509 b: refs/heads/master c: 5f75529 h: refs/heads/master i: 205507: a5357aa v: v3
git-mirror · Jul 20, 2010 · 71b4109 · 71b4109
1 parent ea38abd
commit 71b4109
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Showing 70 changed files with 256 additions and 533 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: b4bcb4c28c64cc2876b4aef218d992ce806194da
+refs/heads/master: 5f755293ca61520b70b11afe1b1d6e1635cb6c00
diff --git a/trunk/Documentation/00-INDEX b/trunk/Documentation/00-INDEX
@@ -32,6 +32,8 @@ DocBook/
 	- directory with DocBook templates etc. for kernel documentation.
 HOWTO
 	- the process and procedures of how to do Linux kernel development.
+IO-mapping.txt
+	- how to access I/O mapped memory from within device drivers.
 IPMI.txt
 	- info on Linux Intelligent Platform Management Interface (IPMI) Driver.
 IRQ-affinity.txt
@@ -82,8 +84,6 @@ blockdev/
 	- info on block devices & drivers
 btmrvl.txt
 	- info on Marvell Bluetooth driver usage.
-bus-virt-phys-mapping.txt
-	- how to access I/O mapped memory from within device drivers.
 cachetlb.txt
 	- describes the cache/TLB flushing interfaces Linux uses.
 cdrom/
@@ -168,8 +168,6 @@ initrd.txt
 	- how to use the RAM disk as an initial/temporary root filesystem.
 input/
 	- info on Linux input device support.
-io-mapping.txt
-	- description of io_mapping functions in linux/io-mapping.h
 io_ordering.txt
 	- info on ordering I/O writes to memory-mapped addresses.
 ioctl/

diff --git a/...k/Documentation/bus-virt-phys-mapping.txt → trunk/Documentation/IO-mapping.txt b/...k/Documentation/bus-virt-phys-mapping.txt → trunk/Documentation/IO-mapping.txt
diff --git a/trunk/arch/x86/include/asm/msr.h b/trunk/arch/x86/include/asm/msr.h
@@ -148,8 +148,8 @@ static inline unsigned long long native_read_pmc(int counter)
 #define rdmsr(msr, val1, val2)					\
 do {								\
 	u64 __val = native_read_msr((msr));			\
-	(val1) = (u32)__val;					\
-	(val2) = (u32)(__val >> 32);				\
+	(void)((val1) = (u32)__val);				\
+	(void)((val2) = (u32)(__val >> 32));			\
 } while (0)
 
 static inline void wrmsr(unsigned msr, unsigned low, unsigned high)

diff --git a/trunk/arch/x86/include/asm/rwsem.h b/trunk/arch/x86/include/asm/rwsem.h
@@ -118,7 +118,7 @@ static inline void __down_read(struct rw_semaphore *sem)
 {
 	asm volatile("# beginning down_read\n\t"
 		     LOCK_PREFIX _ASM_INC "(%1)\n\t"
-		     /* adds 0x00000001 */
+		     /* adds 0x00000001, returns the old value */
 		     "  jns        1f\n"
 		     "  call call_rwsem_down_read_failed\n"
 		     "1:\n\t"
@@ -156,17 +156,19 @@ static inline int __down_read_trylock(struct rw_semaphore *sem)
 static inline void __down_write_nested(struct rw_semaphore *sem, int subclass)
 {
 	rwsem_count_t tmp;
+
+	tmp = RWSEM_ACTIVE_WRITE_BIAS;
 	asm volatile("# beginning down_write\n\t"
 		     LOCK_PREFIX "  xadd      %1,(%2)\n\t"
-		     /* adds 0xffff0001, returns the old value */
+		     /* subtract 0x0000ffff, returns the old value */
 		     "  test      %1,%1\n\t"
 		     /* was the count 0 before? */
 		     "  jz        1f\n"
 		     "  call call_rwsem_down_write_failed\n"
 		     "1:\n"
 		     "# ending down_write"
 		     : "+m" (sem->count), "=d" (tmp)
-		     : "a" (sem), "1" (RWSEM_ACTIVE_WRITE_BIAS)
+		     : "a" (sem), "1" (tmp)
 		     : "memory", "cc");
 }
 
@@ -193,16 +195,16 @@ static inline int __down_write_trylock(struct rw_semaphore *sem)
  */
 static inline void __up_read(struct rw_semaphore *sem)
 {
-	rwsem_count_t tmp;
+	rwsem_count_t tmp = -RWSEM_ACTIVE_READ_BIAS;
 	asm volatile("# beginning __up_read\n\t"
 		     LOCK_PREFIX "  xadd      %1,(%2)\n\t"
 		     /* subtracts 1, returns the old value */
 		     "  jns        1f\n\t"
-		     "  call call_rwsem_wake\n" /* expects old value in %edx */
+		     "  call call_rwsem_wake\n"
 		     "1:\n"
 		     "# ending __up_read\n"
 		     : "+m" (sem->count), "=d" (tmp)
-		     : "a" (sem), "1" (-RWSEM_ACTIVE_READ_BIAS)
+		     : "a" (sem), "1" (tmp)
 		     : "memory", "cc");
 }
 
@@ -214,9 +216,10 @@ static inline void __up_write(struct rw_semaphore *sem)
 	rwsem_count_t tmp;
 	asm volatile("# beginning __up_write\n\t"
 		     LOCK_PREFIX "  xadd      %1,(%2)\n\t"
-		     /* subtracts 0xffff0001, returns the old value */
-		     "  jns        1f\n\t"
-		     "  call call_rwsem_wake\n" /* expects old value in %edx */
+		     /* tries to transition
+			0xffff0001 -> 0x00000000 */
+		     "  jz       1f\n"
+		     "  call call_rwsem_wake\n"
 		     "1:\n\t"
 		     "# ending __up_write\n"
 		     : "+m" (sem->count), "=d" (tmp)

diff --git a/trunk/arch/x86/kernel/setup_percpu.c b/trunk/arch/x86/kernel/setup_percpu.c
@@ -238,15 +238,6 @@ void __init setup_per_cpu_areas(void)
 #ifdef CONFIG_NUMA
 		per_cpu(x86_cpu_to_node_map, cpu) =
 			early_per_cpu_map(x86_cpu_to_node_map, cpu);
-		/*
-		 * Ensure taht the boot cpu numa_node is correct when the boot
-		 * cpu is on a node that doesn't have memory installed.
-		 * Also cpu_up() will call cpu_to_node() for APs when
-		 * MEMORY_HOTPLUG is defined, before per_cpu(numa_node) is set
-		 * up later with c_init aka intel_init/amd_init.
-		 * So set them all (boot cpu and all APs).
-		 */
-		set_cpu_numa_node(cpu, early_cpu_to_node(cpu));
 #endif
 #endif
 		/*
@@ -266,6 +257,14 @@ void __init setup_per_cpu_areas(void)
 	early_per_cpu_ptr(x86_cpu_to_node_map) = NULL;
 #endif
 
+#if defined(CONFIG_X86_64) && defined(CONFIG_NUMA)
+	/*
+	 * make sure boot cpu numa_node is right, when boot cpu is on the
+	 * node that doesn't have mem installed
+	 */
+	set_cpu_numa_node(boot_cpu_id, early_cpu_to_node(boot_cpu_id));
+#endif
+
 	/* Setup node to cpumask map */
 	setup_node_to_cpumask_map();
 

diff --git a/trunk/arch/x86/kvm/mmu.c b/trunk/arch/x86/kvm/mmu.c
@@ -2926,7 +2926,7 @@ static int kvm_mmu_remove_some_alloc_mmu_pages(struct kvm *kvm)
 	return kvm_mmu_zap_page(kvm, page) + 1;
 }
 
-static int mmu_shrink(struct shrinker *shrink, int nr_to_scan, gfp_t gfp_mask)
+static int mmu_shrink(int nr_to_scan, gfp_t gfp_mask)
 {
 	struct kvm *kvm;
 	struct kvm *kvm_freed = NULL;

diff --git a/trunk/drivers/clocksource/cs5535-clockevt.c b/trunk/drivers/clocksource/cs5535-clockevt.c
@@ -194,6 +194,6 @@ static int __init cs5535_mfgpt_init(void)
 
 module_init(cs5535_mfgpt_init);
 
-MODULE_AUTHOR("Andres Salomon <dilinger@queued.net>");
+MODULE_AUTHOR("Andres Salomon <dilinger@collabora.co.uk>");
 MODULE_DESCRIPTION("CS5535/CS5536 MFGPT clock event driver");
 MODULE_LICENSE("GPL");
diff --git a/trunk/drivers/edac/Kconfig b/trunk/drivers/edac/Kconfig
@@ -209,7 +209,7 @@ config EDAC_I5100
 
 config EDAC_MPC85XX
 	tristate "Freescale MPC83xx / MPC85xx"
-	depends on EDAC_MM_EDAC && FSL_SOC && (PPC_83xx || PPC_85xx)
+	depends on EDAC_MM_EDAC && FSL_SOC && (PPC_83xx || MPC85xx)
 	help
 	  Support for error detection and correction on the Freescale
 	  MPC8349, MPC8560, MPC8540, MPC8548

diff --git a/trunk/drivers/edac/mpc85xx_edac.c b/trunk/drivers/edac/mpc85xx_edac.c
@@ -1120,7 +1120,6 @@ static struct of_device_id mpc85xx_mc_err_of_match[] = {
 	{ .compatible = "fsl,mpc8555-memory-controller", },
 	{ .compatible = "fsl,mpc8560-memory-controller", },
 	{ .compatible = "fsl,mpc8568-memory-controller", },
-	{ .compatible = "fsl,mpc8569-memory-controller", },
 	{ .compatible = "fsl,mpc8572-memory-controller", },
 	{ .compatible = "fsl,mpc8349-memory-controller", },
 	{ .compatible = "fsl,p2020-memory-controller", },

diff --git a/trunk/drivers/gpio/cs5535-gpio.c b/trunk/drivers/gpio/cs5535-gpio.c
@@ -352,6 +352,6 @@ static void __exit cs5535_gpio_exit(void)
 module_init(cs5535_gpio_init);
 module_exit(cs5535_gpio_exit);
 
-MODULE_AUTHOR("Andres Salomon <dilinger@queued.net>");
+MODULE_AUTHOR("Andres Salomon <dilinger@collabora.co.uk>");
 MODULE_DESCRIPTION("AMD CS5535/CS5536 GPIO driver");
 MODULE_LICENSE("GPL");
diff --git a/trunk/drivers/gpu/drm/i915/i915_gem.c b/trunk/drivers/gpu/drm/i915/i915_gem.c
@@ -4978,7 +4978,7 @@ i915_gpu_is_active(struct drm_device *dev)
 }
 
 static int
-i915_gem_shrink(struct shrinker *shrink, int nr_to_scan, gfp_t gfp_mask)
+i915_gem_shrink(int nr_to_scan, gfp_t gfp_mask)
 {
 	drm_i915_private_t *dev_priv, *next_dev;
 	struct drm_i915_gem_object *obj_priv, *next_obj;

diff --git a/trunk/drivers/misc/cs5535-mfgpt.c b/trunk/drivers/misc/cs5535-mfgpt.c
@@ -366,6 +366,6 @@ static int __init cs5535_mfgpt_init(void)
 
 module_init(cs5535_mfgpt_init);
 
-MODULE_AUTHOR("Andres Salomon <dilinger@queued.net>");
+MODULE_AUTHOR("Andres Salomon <dilinger@collabora.co.uk>");
 MODULE_DESCRIPTION("CS5535/CS5536 MFGPT timer driver");
 MODULE_LICENSE("GPL");
diff --git a/trunk/drivers/mmc/host/sdhci-s3c.c b/trunk/drivers/mmc/host/sdhci-s3c.c
@@ -365,26 +365,6 @@ static int __devinit sdhci_s3c_probe(struct platform_device *pdev)
 
 static int __devexit sdhci_s3c_remove(struct platform_device *pdev)
 {
-	struct sdhci_host *host =  platform_get_drvdata(pdev);
-	struct sdhci_s3c *sc = sdhci_priv(host);
-	int ptr;
-
-	sdhci_remove_host(host, 1);
-
-	for (ptr = 0; ptr < 3; ptr++) {
-		clk_disable(sc->clk_bus[ptr]);
-		clk_put(sc->clk_bus[ptr]);
-	}
-	clk_disable(sc->clk_io);
-	clk_put(sc->clk_io);
-
-	iounmap(host->ioaddr);
-	release_resource(sc->ioarea);
-	kfree(sc->ioarea);
-
-	sdhci_free_host(host);
-	platform_set_drvdata(pdev, NULL);
-
 	return 0;
 }
 

diff --git a/trunk/drivers/net/ibmveth.c b/trunk/drivers/net/ibmveth.c
@@ -677,7 +677,7 @@ static int ibmveth_close(struct net_device *netdev)
 	if (!adapter->pool_config)
 		netif_stop_queue(netdev);
 
-	h_vio_signal(adapter->vdev->unit_address, VIO_IRQ_DISABLE);
+	free_irq(netdev->irq, netdev);
 
 	do {
 		lpar_rc = h_free_logical_lan(adapter->vdev->unit_address);
@@ -689,8 +689,6 @@ static int ibmveth_close(struct net_device *netdev)
 				     lpar_rc);
 	}
 
-	free_irq(netdev->irq, netdev);
-
 	adapter->rx_no_buffer = *(u64*)(((char*)adapter->buffer_list_addr) + 4096 - 8);
 
 	ibmveth_cleanup(adapter);

diff --git a/trunk/drivers/net/pcmcia/axnet_cs.c b/trunk/drivers/net/pcmcia/axnet_cs.c
@@ -1168,7 +1168,6 @@ static irqreturn_t ax_interrupt(int irq, void *dev_id)
 	int interrupts, nr_serviced = 0, i;
 	struct ei_device *ei_local;
     	int handled = 0;
-	unsigned long flags;
 
 	e8390_base = dev->base_addr;
 	ei_local = netdev_priv(dev);
@@ -1177,7 +1176,7 @@ static irqreturn_t ax_interrupt(int irq, void *dev_id)
 	 *	Protect the irq test too.
 	 */
 
-	spin_lock_irqsave(&ei_local->page_lock, flags);
+	spin_lock(&ei_local->page_lock);
 
 	if (ei_local->irqlock) 
 	{
@@ -1189,7 +1188,7 @@ static irqreturn_t ax_interrupt(int irq, void *dev_id)
 			   dev->name, inb_p(e8390_base + EN0_ISR),
 			   inb_p(e8390_base + EN0_IMR));
 #endif
-		spin_unlock_irqrestore(&ei_local->page_lock, flags);
+		spin_unlock(&ei_local->page_lock);
 		return IRQ_NONE;
 	}
 
@@ -1262,7 +1261,7 @@ static irqreturn_t ax_interrupt(int irq, void *dev_id)
 	ei_local->irqlock = 0;
 	outb_p(ENISR_ALL, e8390_base + EN0_IMR);
 
-	spin_unlock_irqrestore(&ei_local->page_lock, flags);
+	spin_unlock(&ei_local->page_lock);
 	return IRQ_RETVAL(handled);
 }
 

diff --git a/trunk/drivers/net/r8169.c b/trunk/drivers/net/r8169.c
@@ -1316,7 +1316,7 @@ static void rtl8169_get_mac_version(struct rtl8169_private *tp,
 		{ 0x7c800000, 0x28000000,	RTL_GIGA_MAC_VER_26 },
 
 		/* 8168C family. */
-		{ 0x7cf00000, 0x3cb00000,	RTL_GIGA_MAC_VER_24 },
+		{ 0x7cf00000, 0x3ca00000,	RTL_GIGA_MAC_VER_24 },
 		{ 0x7cf00000, 0x3c900000,	RTL_GIGA_MAC_VER_23 },
 		{ 0x7cf00000, 0x3c800000,	RTL_GIGA_MAC_VER_18 },
 		{ 0x7c800000, 0x3c800000,	RTL_GIGA_MAC_VER_24 },

diff --git a/trunk/drivers/net/wireless/ath/ath9k/hif_usb.c b/trunk/drivers/net/wireless/ath/ath9k/hif_usb.c
@@ -730,17 +730,13 @@ static int ath9k_hif_usb_alloc_urbs(struct hif_device_usb *hif_dev)
 
 	/* RX */
 	if (ath9k_hif_usb_alloc_rx_urbs(hif_dev) < 0)
-		goto err_rx;
+		goto err;
 
 	/* Register Read */
 	if (ath9k_hif_usb_alloc_reg_in_urb(hif_dev) < 0)
-		goto err_reg;
+		goto err;
 
 	return 0;
-err_reg:
-	ath9k_hif_usb_dealloc_rx_urbs(hif_dev);
-err_rx:
-	ath9k_hif_usb_dealloc_tx_urbs(hif_dev);
 err:
 	return -ENOMEM;
 }

diff --git a/trunk/drivers/net/wireless/hostap/hostap_pci.c b/trunk/drivers/net/wireless/hostap/hostap_pci.c
@@ -330,7 +330,6 @@ static int prism2_pci_probe(struct pci_dev *pdev,
 
         dev->irq = pdev->irq;
         hw_priv->mem_start = mem;
-	dev->base_addr = (unsigned long) mem;
 
 	prism2_pci_cor_sreset(local);
 

diff --git a/trunk/drivers/net/wireless/iwlwifi/iwl-sta.h b/trunk/drivers/net/wireless/iwlwifi/iwl-sta.h
@@ -97,17 +97,6 @@ static inline void iwl_clear_driver_stations(struct iwl_priv *priv)
 	spin_lock_irqsave(&priv->sta_lock, flags);
 	memset(priv->stations, 0, sizeof(priv->stations));
 	priv->num_stations = 0;
-
-	/*
-	 * Remove all key information that is not stored as part of station
-	 * information since mac80211 may not have had a
-	 * chance to remove all the keys. When device is reconfigured by
-	 * mac80211 after an error all keys will be reconfigured.
-	 */
-	priv->ucode_key_table = 0;
-	priv->key_mapping_key = 0;
-	memset(priv->wep_keys, 0, sizeof(priv->wep_keys));
-
 	spin_unlock_irqrestore(&priv->sta_lock, flags);
 }
 

diff --git a/trunk/drivers/net/wireless/rt2x00/rt2x00dev.c b/trunk/drivers/net/wireless/rt2x00/rt2x00dev.c
@@ -853,11 +853,6 @@ int rt2x00lib_probe_dev(struct rt2x00_dev *rt2x00dev)
 		    BIT(NL80211_IFTYPE_MESH_POINT) |
 		    BIT(NL80211_IFTYPE_WDS);
 
-	/*
-	 * Initialize configuration work.
-	 */
-	INIT_WORK(&rt2x00dev->intf_work, rt2x00lib_intf_scheduled);
-
 	/*
 	 * Let the driver probe the device to detect the capabilities.
 	 */
@@ -867,6 +862,11 @@ int rt2x00lib_probe_dev(struct rt2x00_dev *rt2x00dev)
 		goto exit;
 	}
 
+	/*
+	 * Initialize configuration work.
+	 */
+	INIT_WORK(&rt2x00dev->intf_work, rt2x00lib_intf_scheduled);
+
 	/*
 	 * Allocate queue array.
 	 */

diff --git a/trunk/drivers/power/ds2782_battery.c b/trunk/drivers/power/ds2782_battery.c
@@ -163,7 +163,7 @@ static int ds2782_get_capacity(struct ds278x_info *info, int *capacity)
 	if (err)
 		return err;
 	*capacity = raw;
-	return 0;
+	return raw;
 }
 
 static int ds2786_get_current(struct ds278x_info *info, int *current_uA)