diff options
38 files changed, 284 insertions, 161 deletions
diff --git a/Documentation/filesystems/ext4.txt b/Documentation/filesystems/ext4.txt index 560f88dc7090..0c5086db8352 100644 --- a/Documentation/filesystems/ext4.txt +++ b/Documentation/filesystems/ext4.txt @@ -139,8 +139,16 @@ commit=nrsec (*) Ext4 can be told to sync all its data and metadata Setting it to very large values will improve performance. -barrier=1 This enables/disables barriers. barrier=0 disables - it, barrier=1 enables it. +barrier=<0|1(*)> This enables/disables the use of write barriers in + the jbd code. barrier=0 disables, barrier=1 enables. + This also requires an IO stack which can support + barriers, and if jbd gets an error on a barrier + write, it will disable again with a warning. + Write barriers enforce proper on-disk ordering + of journal commits, making volatile disk write caches + safe to use, at some performance penalty. If + your disks are battery-backed in one way or another, + disabling barriers may safely improve performance. orlov (*) This enables the new Orlov block allocator. It is enabled by default. diff --git a/arch/blackfin/kernel/traps.c b/arch/blackfin/kernel/traps.c index 7bfbd958980c..f061f5181623 100644 --- a/arch/blackfin/kernel/traps.c +++ b/arch/blackfin/kernel/traps.c @@ -67,7 +67,7 @@ void __init trap_init(void) CSYNC(); } -void *saved_icplb_fault_addr, *saved_dcplb_fault_addr; +unsigned long saved_icplb_fault_addr, saved_dcplb_fault_addr; int kstack_depth_to_print = 48; @@ -366,7 +366,7 @@ asmlinkage void trap_c(struct pt_regs *fp) info.si_code = ILL_CPLB_MULHIT; sig = SIGSEGV; #ifdef CONFIG_DEBUG_HUNT_FOR_ZERO - if (saved_dcplb_fault_addr < (void *)FIXED_CODE_START) + if (saved_dcplb_fault_addr < FIXED_CODE_START) printk(KERN_NOTICE "NULL pointer access\n"); else #endif @@ -421,7 +421,7 @@ asmlinkage void trap_c(struct pt_regs *fp) info.si_code = ILL_CPLB_MULHIT; sig = SIGSEGV; #ifdef CONFIG_DEBUG_HUNT_FOR_ZERO - if (saved_icplb_fault_addr < (void *)FIXED_CODE_START) + if (saved_icplb_fault_addr < FIXED_CODE_START) printk(KERN_NOTICE "Jump to NULL address\n"); else #endif @@ -939,8 +939,6 @@ void panic_cplb_error(int cplb_panic, struct pt_regs *fp) oops_in_progress = 1; - printk(KERN_EMERG "DCPLB_FAULT_ADDR=%p\n", saved_dcplb_fault_addr); - printk(KERN_EMERG "ICPLB_FAULT_ADDR=%p\n", saved_icplb_fault_addr); dump_bfin_process(fp); dump_bfin_mem(fp); show_regs(fp); diff --git a/arch/blackfin/mach-bf527/boards/ezkit.c b/arch/blackfin/mach-bf527/boards/ezkit.c index fa4f4e833e84..5958eecefcf1 100644 --- a/arch/blackfin/mach-bf527/boards/ezkit.c +++ b/arch/blackfin/mach-bf527/boards/ezkit.c @@ -451,9 +451,6 @@ static struct platform_device net2272_bfin_device = { }; #endif -#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) -/* all SPI peripherals info goes here */ - #if defined(CONFIG_MTD_M25P80) \ || defined(CONFIG_MTD_M25P80_MODULE) static struct mtd_partition bfin_spi_flash_partitions[] = { @@ -676,6 +673,7 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { #endif }; +#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) /* SPI controller data */ static struct bfin5xx_spi_master bfin_spi0_info = { .num_chipselect = 8, @@ -1018,10 +1016,7 @@ static int __init stamp_init(void) #endif platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices)); -#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) - spi_register_board_info(bfin_spi_board_info, - ARRAY_SIZE(bfin_spi_board_info)); -#endif + spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info)); #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE) irq_desc[PATA_INT].status |= IRQ_NOAUTOEN; diff --git a/arch/blackfin/mach-bf533/boards/ezkit.c b/arch/blackfin/mach-bf533/boards/ezkit.c index 9d28415163ea..079389cbd859 100644 --- a/arch/blackfin/mach-bf533/boards/ezkit.c +++ b/arch/blackfin/mach-bf533/boards/ezkit.c @@ -87,9 +87,6 @@ static struct platform_device smc91x_device = { }; #endif -#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) -/* all SPI peripherals info goes here */ - #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE) static struct mtd_partition bfin_spi_flash_partitions[] = { { @@ -189,6 +186,7 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { #endif }; +#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) /* SPI (0) */ static struct resource bfin_spi0_resource[] = { [0] = { @@ -425,9 +423,7 @@ static int __init ezkit_init(void) { printk(KERN_INFO "%s(): registering device resources\n", __func__); platform_add_devices(ezkit_devices, ARRAY_SIZE(ezkit_devices)); -#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info)); -#endif #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE) irq_desc[PATA_INT].status |= IRQ_NOAUTOEN; diff --git a/arch/blackfin/mach-bf533/boards/stamp.c b/arch/blackfin/mach-bf533/boards/stamp.c index ec05b236dc3f..13ae49515f73 100644 --- a/arch/blackfin/mach-bf533/boards/stamp.c +++ b/arch/blackfin/mach-bf533/boards/stamp.c @@ -161,9 +161,6 @@ static struct platform_device stamp_flash_device = { }; #endif -#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) -/* all SPI peripherals info goes here */ - #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE) static struct mtd_partition bfin_spi_flash_partitions[] = { { @@ -320,6 +317,7 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { #endif }; +#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) /* SPI (0) */ static struct resource bfin_spi0_resource[] = { [0] = { @@ -626,10 +624,8 @@ static int __init stamp_init(void) SSYNC(); #endif -#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) - spi_register_board_info(bfin_spi_board_info, - ARRAY_SIZE(bfin_spi_board_info)); -#endif + spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info)); + #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE) irq_desc[PATA_INT].status |= IRQ_NOAUTOEN; #endif diff --git a/arch/blackfin/mach-bf537/boards/stamp.c b/arch/blackfin/mach-bf537/boards/stamp.c index 9a756d1f3d73..671f9d67f23a 100644 --- a/arch/blackfin/mach-bf537/boards/stamp.c +++ b/arch/blackfin/mach-bf537/boards/stamp.c @@ -400,9 +400,6 @@ static struct platform_device stamp_flash_device = { }; #endif -#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) -/* all SPI peripherals info goes here */ - #if defined(CONFIG_MTD_M25P80) \ || defined(CONFIG_MTD_M25P80_MODULE) static struct mtd_partition bfin_spi_flash_partitions[] = { @@ -629,6 +626,7 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { #endif }; +#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) /* SPI controller data */ static struct bfin5xx_spi_master bfin_spi0_info = { .num_chipselect = 8, @@ -939,10 +937,7 @@ static int __init stamp_init(void) #endif platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices)); -#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) - spi_register_board_info(bfin_spi_board_info, - ARRAY_SIZE(bfin_spi_board_info)); -#endif + spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info)); #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE) irq_desc[PATA_INT].status |= IRQ_NOAUTOEN; diff --git a/arch/blackfin/mach-bf548/boards/ezkit.c b/arch/blackfin/mach-bf548/boards/ezkit.c index d1682bb37509..af7c211a580e 100644 --- a/arch/blackfin/mach-bf548/boards/ezkit.c +++ b/arch/blackfin/mach-bf548/boards/ezkit.c @@ -412,8 +412,6 @@ static struct platform_device ezkit_flash_device = { }; #endif -#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) -/* all SPI peripherals info goes here */ #if defined(CONFIG_MTD_M25P80) \ || defined(CONFIG_MTD_M25P80_MODULE) /* SPI flash chip (m25p16) */ @@ -481,7 +479,7 @@ static struct bfin5xx_spi_chip spidev_chip_info = { }; #endif -static struct spi_board_info bf54x_spi_board_info[] __initdata = { +static struct spi_board_info bfin_spi_board_info[] __initdata = { #if defined(CONFIG_MTD_M25P80) \ || defined(CONFIG_MTD_M25P80_MODULE) { @@ -527,6 +525,7 @@ static struct spi_board_info bf54x_spi_board_info[] __initdata = { #endif }; +#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) /* SPI (0) */ static struct resource bfin_spi0_resource[] = { [0] = { @@ -800,10 +799,7 @@ static int __init ezkit_init(void) platform_add_devices(ezkit_devices, ARRAY_SIZE(ezkit_devices)); -#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) - spi_register_board_info(bf54x_spi_board_info, - ARRAY_SIZE(bf54x_spi_board_info)); -#endif + spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info)); return 0; } diff --git a/arch/blackfin/mach-bf561/boards/ezkit.c b/arch/blackfin/mach-bf561/boards/ezkit.c index 61d8f7648b24..bc6feded8569 100644 --- a/arch/blackfin/mach-bf561/boards/ezkit.c +++ b/arch/blackfin/mach-bf561/boards/ezkit.c @@ -280,7 +280,6 @@ static struct platform_device ezkit_flash_device = { }; #endif -#ifdef CONFIG_SPI_BFIN #if defined(CONFIG_SND_BLACKFIN_AD1836) \ || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE) static struct bfin5xx_spi_chip ad1836_spi_chip_info = { @@ -295,8 +294,8 @@ static struct bfin5xx_spi_chip spidev_chip_info = { .bits_per_word = 8, }; #endif -#endif +#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) /* SPI (0) */ static struct resource bfin_spi0_resource[] = { [0] = { @@ -327,6 +326,7 @@ static struct platform_device bfin_spi0_device = { .platform_data = &bfin_spi0_info, /* Passed to driver */ }, }; +#endif static struct spi_board_info bfin_spi_board_info[] __initdata = { #if defined(CONFIG_SND_BLACKFIN_AD1836) \ @@ -537,10 +537,7 @@ static int __init ezkit_init(void) SSYNC(); #endif -#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) - spi_register_board_info(bfin_spi_board_info, - ARRAY_SIZE(bfin_spi_board_info)); -#endif + spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info)); #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE) irq_desc[PATA_INT].status |= IRQ_NOAUTOEN; diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile index f5e0b2a5af57..d53b84e761a9 100644 --- a/arch/powerpc/boot/Makefile +++ b/arch/powerpc/boot/Makefile @@ -221,8 +221,8 @@ image-$(CONFIG_WARP) += cuImage.warp image-$(CONFIG_YOSEMITE) += cuImage.yosemite # Board ports in arch/powerpc/platform/8xx/Kconfig -image-$(CONFIG_PPC_MPC86XADS) += cuImage.mpc866ads -image-$(CONFIG_PPC_MPC885ADS) += cuImage.mpc885ads +image-$(CONFIG_MPC86XADS) += cuImage.mpc866ads +image-$(CONFIG_MPC885ADS) += cuImage.mpc885ads image-$(CONFIG_PPC_EP88XC) += dtbImage.ep88xc image-$(CONFIG_PPC_ADDER875) += cuImage.adder875-uboot \ dtbImage.adder875-redboot diff --git a/arch/powerpc/kernel/pci_64.c b/arch/powerpc/kernel/pci_64.c index 52750745edfd..30eedfc5a566 100644 --- a/arch/powerpc/kernel/pci_64.c +++ b/arch/powerpc/kernel/pci_64.c @@ -189,7 +189,7 @@ struct pci_dev *of_create_pci_dev(struct device_node *node, dev->cfg_size = pci_cfg_space_size(dev); - sprintf(pci_name(dev), "%04x:%02x:%02x.%d", pci_domain_nr(bus), + dev_set_name(&dev->dev, "%04x:%02x:%02x.%d", pci_domain_nr(bus), dev->bus->number, PCI_SLOT(devfn), PCI_FUNC(devfn)); dev->class = get_int_prop(node, "class-code", 0); dev->revision = get_int_prop(node, "revision-id", 0); diff --git a/arch/powerpc/kernel/signal_64.c b/arch/powerpc/kernel/signal_64.c index faeb8f207ea4..da7c058e3731 100644 --- a/arch/powerpc/kernel/signal_64.c +++ b/arch/powerpc/kernel/signal_64.c @@ -87,6 +87,7 @@ static long setup_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs, #ifdef CONFIG_ALTIVEC elf_vrreg_t __user *v_regs = (elf_vrreg_t __user *)(((unsigned long)sc->vmx_reserve + 15) & ~0xful); #endif + unsigned long msr = regs->msr; long err = 0; flush_fp_to_thread(current); @@ -102,7 +103,7 @@ static long setup_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs, /* set MSR_VEC in the MSR value in the frame to indicate that sc->v_reg) * contains valid data. */ - regs->msr |= MSR_VEC; + msr |= MSR_VEC; } /* We always copy to/from vrsave, it's 0 if we don't have or don't * use altivec. @@ -114,6 +115,7 @@ static long setup_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs, err |= __put_user(&sc->gp_regs, &sc->regs); WARN_ON(!FULL_REGS(regs)); err |= __copy_to_user(&sc->gp_regs, regs, GP_REGS_SIZE); + err |= __put_user(msr, &sc->gp_regs[PT_MSR]); err |= __copy_to_user(&sc->fp_regs, ¤t->thread.fpr, FP_REGS_SIZE); err |= __put_user(signr, &sc->signal); err |= __put_user(handler, &sc->handler); diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c index f67e118116fa..51f82d83bf14 100644 --- a/arch/powerpc/mm/mem.c +++ b/arch/powerpc/mm/mem.c @@ -151,6 +151,7 @@ out: return ret; } #endif /* CONFIG_MEMORY_HOTREMOVE */ +#endif /* CONFIG_MEMORY_HOTPLUG */ /* * walk_memory_resource() needs to make sure there is no holes in a given @@ -184,8 +185,6 @@ walk_memory_resource(unsigned long start_pfn, unsigned long nr_pages, void *arg, } EXPORT_SYMBOL_GPL(walk_memory_resource); -#endif /* CONFIG_MEMORY_HOTPLUG */ - void show_mem(void) { unsigned long total = 0, reserved = 0; diff --git a/arch/sh/Makefile b/arch/sh/Makefile index 8050b03d51fc..fb7b1b15e392 100644 --- a/arch/sh/Makefile +++ b/arch/sh/Makefile @@ -41,6 +41,8 @@ cflags-$(CONFIG_CPU_SH5) := $(call cc-option,-m5-32media-nofpu,) cflags-$(CONFIG_CPU_BIG_ENDIAN) += -mb cflags-$(CONFIG_CPU_LITTLE_ENDIAN) += -ml +cflags-y += $(call cc-option,-mno-fdpic) + # # -Wa,-isa= tuning implies -Wa,-dsp for the versions of binutils that # support it, while -Wa,-dsp by itself limits the range of usable opcodes diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7723.c b/arch/sh/kernel/cpu/sh4a/setup-sh7723.c index 566ce79b9abf..a0470f2f5479 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7723.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7723.c @@ -16,6 +16,21 @@ static struct plat_sci_port sci_platform_data[] = { { + .mapbase = 0xffe00000, + .flags = UPF_BOOT_AUTOCONF, + .type = PORT_SCIF, + .irqs = { 80, 80, 80, 80 }, + },{ + .mapbase = 0xffe10000, + .flags = UPF_BOOT_AUTOCONF, + .type = PORT_SCIF, + .irqs = { 81, 81, 81, 81 }, + },{ + .mapbase = 0xffe20000, + .flags = UPF_BOOT_AUTOCONF, + .type = PORT_SCIF, + .irqs = { 82, 82, 82, 82 }, + },{ .mapbase = 0xa4e30000, .flags = UPF_BOOT_AUTOCONF, .type = PORT_SCI, @@ -73,9 +88,35 @@ static struct platform_device rtc_device = { .resource = rtc_resources, }; +static struct resource sh7723_usb_host_resources[] = { + [0] = { + .name = "r8a66597_hcd", + .start = 0xa4d80000, + .end = 0xa4d800ff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 65, + .end = 65, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device sh7723_usb_host_device = { + .name = "r8a66597_hcd", + .id = 0, + .dev = { + .dma_mask = NULL, /* not use dma */ + .coherent_dma_mask = 0xffffffff, + }, + .num_resources = ARRAY_SIZE(sh7723_usb_host_resources), + .resource = sh7723_usb_host_resources, +}; + static struct platform_device *sh7723_devices[] __initdata = { &sci_device, &rtc_device, + &sh7723_usb_host_device, }; static int __init sh7723_devices_setup(void) diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7763.c b/arch/sh/kernel/cpu/sh4a/setup-sh7763.c index ae2b22219f02..f189a559462b 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7763.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7763.c @@ -291,8 +291,9 @@ static struct intc_sense_reg irq_sense_registers[] __initdata = { }; static DECLARE_INTC_DESC(intc_irq_desc, "sh7763-irq", irq_vectors, - NULL, NULL, irq_mask_registers, irq_prio_registers, - irq_sense_registers); + NULL, irq_mask_registers, irq_prio_registers, + irq_sense_registers); + /* External interrupt pins in IRL mode */ static struct intc_vect irl_vectors[] __initdata = { @@ -324,10 +325,10 @@ static struct intc_mask_reg irl7654_mask_registers[] __initdata = { }; static DECLARE_INTC_DESC(intc_irl7654_desc, "sh7763-irl7654", irl_vectors, - NULL, NULL, irl7654_mask_registers, NULL, NULL); + NULL, irl7654_mask_registers, NULL, NULL); static DECLARE_INTC_DESC(intc_irl3210_desc, "sh7763-irl3210", irl_vectors, - NULL, NULL, irl3210_mask_registers, NULL, NULL); + NULL, irl3210_mask_registers, NULL, NULL); #define INTC_ICR0 0xffd00000 #define INTC_INTMSK0 0xffd00044 diff --git a/block/genhd.c b/block/genhd.c index 129ad939f9dd..b922d4801c87 100644 --- a/block/genhd.c +++ b/block/genhd.c @@ -660,6 +660,8 @@ dev_t blk_lookup_devt(const char *name, int part) mutex_lock(&block_class_lock); list_for_each_entry(dev, &block_class.devices, node) { + if (dev->type != &disk_type) + continue; if (strcmp(dev->bus_id, name) == 0) { struct gendisk *disk = dev_to_disk(dev); diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c index 4e07d1f43a43..1d41496ed2f8 100644 --- a/drivers/cpufreq/cpufreq.c +++ b/drivers/cpufreq/cpufreq.c @@ -412,7 +412,7 @@ static int cpufreq_parse_governor(char *str_governor, unsigned int *policy, int ret; mutex_unlock(&cpufreq_governor_mutex); - ret = request_module(name); + ret = request_module("%s", name); mutex_lock(&cpufreq_governor_mutex); if (ret == 0) diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig index dd0ec9ebc939..f4182cfffe9d 100644 --- a/drivers/net/Kconfig +++ b/drivers/net/Kconfig @@ -2426,7 +2426,7 @@ config CHELSIO_T3 config EHEA tristate "eHEA Ethernet support" - depends on IBMEBUS && INET && SPARSEMEM && MEMORY_HOTPLUG + depends on IBMEBUS && INET && SPARSEMEM select INET_LRO ---help--- This driver supports the IBM pSeries eHEA ethernet adapter. diff --git a/drivers/power/power_supply_sysfs.c b/drivers/power/power_supply_sysfs.c index c444d6b10c58..49215da5249b 100644 --- a/drivers/power/power_supply_sysfs.c +++ b/drivers/power/power_supply_sysfs.c @@ -201,7 +201,7 @@ int power_supply_uevent(struct device *dev, struct kobj_uevent_env *env) dev_dbg(dev, "uevent\n"); - if (!psy) { + if (!psy || !psy->dev) { dev_dbg(dev, "No power supply yet\n"); return ret; } diff --git a/drivers/serial/bfin_5xx.c b/drivers/serial/bfin_5xx.c index d6b4ead693b7..f20952c43cb8 100644 --- a/drivers/serial/bfin_5xx.c +++ b/drivers/serial/bfin_5xx.c @@ -530,11 +530,7 @@ static unsigned int bfin_serial_get_mctrl(struct uart_port *port) if (uart->cts_pin < 0) return TIOCM_CTS | TIOCM_DSR | TIOCM_CAR; -# ifdef BF54x - if (UART_GET_MSR(uart) & CTS) -# else - if (gpio_get_value(uart->cts_pin)) -# endif + if (UART_GET_CTS(uart)) return TIOCM_DSR | TIOCM_CAR; else #endif @@ -549,17 +545,9 @@ static void bfin_serial_set_mctrl(struct uart_port *port, unsigned int mctrl) return; if (mctrl & TIOCM_RTS) -# ifdef BF54x - UART_PUT_MCR(uart, UART_GET_MCR(uart) & ~MRTS); -# else - gpio_set_value(uart->rts_pin, 0); -# endif + UART_CLEAR_RTS(uart); else -# ifdef BF54x - UART_PUT_MCR(uart, UART_GET_MCR(uart) | MRTS); -# else - gpio_set_value(uart->rts_pin, 1); -# endif + UART_SET_RTS(uart); #endif } @@ -752,11 +740,7 @@ bfin_serial_set_termios(struct uart_port *port, struct ktermios *termios, /* Disable UART */ ier = UART_GET_IER(uart); -#ifdef CONFIG_BF54x - UART_CLEAR_IER(uart, 0xF); -#else - UART_PUT_IER(uart, 0); -#endif + UART_DISABLE_INTS(uart); /* Set DLAB in LCR to Access DLL and DLH */ UART_SET_DLAB(uart); @@ -771,11 +755,7 @@ bfin_serial_set_termios(struct uart_port *port, struct ktermios *termios, UART_PUT_LCR(uart, lcr); /* Enable UART */ -#ifdef CONFIG_BF54x - UART_SET_IER(uart, ier); -#else - UART_PUT_IER(uart, ier); -#endif + UART_ENABLE_INTS(uart, ier); val = UART_GET_GCTL(uart); val |= UCEN; @@ -833,15 +813,15 @@ bfin_serial_verify_port(struct uart_port *port, struct serial_struct *ser) * Enable the IrDA function if tty->ldisc.num is N_IRDA. * In other cases, disable IrDA function. */ -static void bfin_set_ldisc(struct tty_struct *tty) +static void bfin_serial_set_ldisc(struct uart_port *port) { - int line = tty->index; + int line = port->line; unsigned short val; - if (line >= tty->driver->num) + if (line >= port->info->tty->driver->num) return; - switch (tty->ldisc.num) { + switch (port->info->tty->ldisc.num) { case N_IRDA: val = UART_GET_GCTL(&bfin_serial_ports[line]); val |= (IREN | RPOLC); @@ -866,6 +846,7 @@ static struct uart_ops bfin_serial_pops = { .startup = bfin_serial_startup, .shutdown = bfin_serial_shutdown, .set_termios = bfin_serial_set_termios, + .set_ldisc = bfin_serial_set_ldisc, .type = bfin_serial_type, .release_port = bfin_serial_release_port, .request_port = bfin_serial_request_port, @@ -1206,7 +1187,6 @@ static int __init bfin_serial_init(void) ret = uart_register_driver(&bfin_serial_reg); if (ret == 0) { - bfin_serial_reg.tty_driver->set_ldisc = bfin_set_ldisc; ret = platform_driver_register(&bfin_serial_driver); if (ret) { pr_debug("uart register failed\n"); diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig index 1ef6df395e0c..228797e54f9c 100644 --- a/drivers/usb/host/Kconfig +++ b/drivers/usb/host/Kconfig @@ -300,8 +300,8 @@ config USB_R8A66597_HCD module will be called r8a66597-hcd. config SUPERH_ON_CHIP_R8A66597 - boolean "Enable SuperH on-chip USB like the R8A66597" - depends on USB_R8A66597_HCD && CPU_SUBTYPE_SH7366 + boolean "Enable SuperH on-chip R8A66597 USB" + depends on USB_R8A66597_HCD && (CPU_SUBTYPE_SH7366 || CPU_SUBTYPE_SH7723) help - Renesas SuperH processor has USB like the R8A66597. - This driver supported processor is SH7366. + This driver enables support for the on-chip R8A66597 in the + SH7366 and SH7723 processors. diff --git a/fs/ext4/balloc.c b/fs/ext4/balloc.c index 30494c5da843..9cc80b9cc8d8 100644 --- a/fs/ext4/balloc.c +++ b/fs/ext4/balloc.c @@ -43,6 +43,46 @@ void ext4_get_group_no_and_offset(struct super_block *sb, ext4_fsblk_t blocknr, } +static int ext4_block_in_group(struct super_block *sb, ext4_fsblk_t block, + ext4_group_t block_group) +{ + ext4_group_t actual_group; + ext4_get_group_no_and_offset(sb, block, &actual_group, 0); + if (actual_group == block_group) + return 1; + return 0; +} + +static int ext4_group_used_meta_blocks(struct super_block *sb, + ext4_group_t block_group) +{ + ext4_fsblk_t tmp; + struct ext4_sb_info *sbi = EXT4_SB(sb); + /* block bitmap, inode bitmap, and inode table blocks */ + int used_blocks = sbi->s_itb_per_group + 2; + + if (EXT4_HAS_INCOMPAT_FEATURE(sb, EXT4_FEATURE_INCOMPAT_FLEX_BG)) { + struct ext4_group_desc *gdp; + struct buffer_head *bh; + + gdp = ext4_get_group_desc(sb, block_group, &bh); + if (!ext4_block_in_group(sb, ext4_block_bitmap(sb, gdp), + block_group)) + used_blocks--; + + if (!ext4_block_in_group(sb, ext4_inode_bitmap(sb, gdp), + block_group)) + used_blocks--; + + tmp = ext4_inode_table(sb, gdp); + for (; tmp < ext4_inode_table(sb, gdp) + + sbi->s_itb_per_group; tmp++) { + if (!ext4_block_in_group(sb, tmp, block_group)) + used_blocks -= 1; + } + } + return used_blocks; +} /* Initializes an uninitialized block bitmap if given, and returns the * number of blocks free in the group. */ unsigned ext4_init_block_bitmap(struct super_block *sb, struct buffer_head *bh, @@ -105,20 +145,34 @@ unsigned ext4_init_block_bitmap(struct super_block *sb, struct buffer_head *bh, free_blocks = group_blocks - bit_max; if (bh) { - ext4_fsblk_t start; + ext4_fsblk_t start, tmp; + int flex_bg = 0; for (bit = 0; bit < bit_max; bit++) ext4_set_bit(bit, bh->b_data); start = ext4_group_first_block_no(sb, block_group); - /* Set bits for block and inode bitmaps, and inode table */ - ext4_set_bit(ext4_block_bitmap(sb, gdp) - start, bh->b_data); - ext4_set_bit(ext4_inode_bitmap(sb, gdp) - start, bh->b_data); - for (bit = (ext4_inode_table(sb, gdp) - start), - bit_max = bit + sbi->s_itb_per_group; bit < bit_max; bit++) - ext4_set_bit(bit, bh->b_data); + if (EXT4_HAS_INCOMPAT_FEATURE(sb, + EXT4_FEATURE_INCOMPAT_FLEX_BG)) + flex_bg = 1; + /* Set bits for block and inode bitmaps, and inode table */ + tmp = ext4_block_bitmap(sb, gdp); + if (!flex_bg || ext4_block_in_group(sb, tmp, block_group)) + ext4_set_bit(tmp - start, bh->b_data); + + tmp = ext4_inode_bitmap(sb, gdp); + if (!flex_bg || ext4_block_in_group(sb, tmp, block_group)) + ext4_set_bit(tmp - start, bh->b_data); + + tmp = ext4_inode_table(sb, gdp); + for (; tmp < ext4_inode_table(sb, gdp) + + sbi->s_itb_per_group; tmp++) { + if (!flex_bg || + ext4_block_in_group(sb, tmp, block_group)) + ext4_set_bit(tmp - start, bh->b_data); + } /* * Also if the number of blocks within the group is * less than the blocksize * 8 ( which is the size @@ -126,8 +180,7 @@ unsigned ext4_init_block_bitmap(struct super_block *sb, struct buffer_head *bh, */ mark_bitmap_end(group_blocks, sb->s_blocksize * 8, bh->b_data); } - - return free_blocks - sbi->s_itb_per_group - 2; + return free_blocks - ext4_group_used_meta_blocks(sb, block_group); } diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index 873ad9b3418c..c9900aade150 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c @@ -2745,8 +2745,6 @@ ext4_mb_mark_diskspace_used(struct ext4_allocation_context *ac, sbi = EXT4_SB(sb); es = sbi->s_es; - ext4_debug("using block group %lu(%d)\n", ac->ac_b_ex.fe_group, - gdp->bg_free_blocks_count); err = -EIO; bitmap_bh = read_block_bitmap(sb, ac->ac_b_ex.fe_group); @@ -2762,6 +2760,9 @@ ext4_mb_mark_diskspace_used(struct ext4_allocation_context *ac, if (!gdp) goto out_err; + ext4_debug("using block group %lu(%d)\n", ac->ac_b_ex.fe_group, + gdp->bg_free_blocks_count); + err = ext4_journal_get_write_access(handle, gdp_bh); if (err) goto out_err; @@ -3094,8 +3095,7 @@ static void ext4_mb_use_inode_pa(struct ext4_allocation_context *ac, static void ext4_mb_use_group_pa(struct ext4_allocation_context *ac, struct ext4_prealloc_space *pa) { - unsigned len = ac->ac_o_ex.fe_len; - + unsigned int len = ac->ac_o_ex.fe_len; ext4_get_group_no_and_offset(ac->ac_sb, pa->pa_pstart, &ac->ac_b_ex.fe_group, &ac->ac_b_ex.fe_start); diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c index 9f086a6a472b..9ecb92f68543 100644 --- a/fs/ext4/resize.c +++ b/fs/ext4/resize.c @@ -563,7 +563,8 @@ static int reserve_backup_gdb(handle_t *handle, struct inode *inode, } blk = EXT4_SB(sb)->s_sbh->b_blocknr + 1 + EXT4_SB(sb)->s_gdb_count; - data = (__le32 *)dind->b_data + EXT4_SB(sb)->s_gdb_count; + data = (__le32 *)dind->b_data + (EXT4_SB(sb)->s_gdb_count % + EXT4_ADDR_PER_BLOCK(sb)); end = (__le32 *)dind->b_data + EXT4_ADDR_PER_BLOCK(sb); /* Get each reserved primary GDT block and verify it holds backups */ diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 09d9359c8055..cb96f127c366 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -671,6 +671,7 @@ static int ext4_show_options(struct seq_file *seq, struct vfsmount *vfs) unsigned long def_mount_opts; struct super_block *sb = vfs->mnt_sb; struct ext4_sb_info *sbi = EXT4_SB(sb); + journal_t *journal = sbi->s_journal; struct ext4_super_block *es = sbi->s_es; def_mount_opts = le32_to_cpu(es->s_default_mount_opts); @@ -729,8 +730,15 @@ static int ext4_show_options(struct seq_file *seq, struct vfsmount *vfs) seq_printf(seq, ",commit=%u", (unsigned) (sbi->s_commit_interval / HZ)); } - if (test_opt(sb, BARRIER)) - seq_puts(seq, ",barrier=1"); + /* + * We're changing the default of barrier mount option, so + * let's always display its mount state so it's clear what its + * status is. + */ + seq_puts(seq, ",barrier="); + seq_puts(seq, test_opt(sb, BARRIER) ? "1" : "0"); + if (test_opt(sb, JOURNAL_ASYNC_COMMIT)) + seq_puts(seq, ",journal_async_commit"); if (test_opt(sb, NOBH)) seq_puts(seq, ",nobh"); if (!test_opt(sb, EXTENTS)) @@ -1907,6 +1915,7 @@ static int ext4_fill_super (struct super_block *sb, void *data, int silent) sbi->s_resgid = le16_to_cpu(es->s_def_resgid); set_opt(sbi->s_mount_opt, RESERVATION); + set_opt(sbi->s_mount_opt, BARRIER); /* * turn on extents feature by default in ext4 filesystem @@ -2189,6 +2198,29 @@ static int ext4_fill_super (struct super_block *sb, void *data, int silent) EXT4_HAS_COMPAT_FEATURE(sb, EXT4_FEATURE_COMPAT_HAS_JOURNAL)) { if (ext4_load_journal(sb, es, journal_devnum)) goto failed_mount3; + if (!(sb->s_flags & MS_RDONLY) && + EXT4_SB(sb)->s_journal->j_failed_commit) { + printk(KERN_CRIT "EXT4-fs error (device %s): " + "ext4_fill_super: Journal transaction " + "%u is corrupt\n", sb->s_id, + EXT4_SB(sb)->s_journal->j_failed_commit); + if (test_opt (sb, ERRORS_RO)) { + printk (KERN_CRIT + "Mounting filesystem read-only\n"); + sb->s_flags |= MS_RDONLY; + EXT4_SB(sb)->s_mount_state |= EXT4_ERROR_FS; + es->s_state |= cpu_to_le16(EXT4_ERROR_FS); + } + if (test_opt(sb, ERRORS_PANIC)) { + EXT4_SB(sb)->s_mount_state |= EXT4_ERROR_FS; + es->s_state |= cpu_to_le16(EXT4_ERROR_FS); + ext4_commit_super(sb, es, 1); + printk(KERN_CRIT + "EXT4-fs (device %s): mount failed\n", + sb->s_id); + goto failed_mount4; + } + } } else if (journal_inum) { if (ext4_create_journal(sb, es, journal_inum)) goto failed_mount3; diff --git a/fs/jbd2/commit.c b/fs/jbd2/commit.c index 4d99685fdce4..a2ed72f7ceee 100644 --- a/fs/jbd2/commit.c +++ b/fs/jbd2/commit.c @@ -168,6 +168,7 @@ static int journal_submit_commit_record(journal_t *journal, spin_unlock(&journal->j_state_lock); /* And try again, without the barrier */ + lock_buffer(bh); set_buffer_uptodate(bh); set_buffer_dirty(bh); ret = submit_bh(WRITE, bh); diff --git a/fs/jbd2/recovery.c b/fs/jbd2/recovery.c index 5d0405a9e7ca..058f50f65b76 100644 --- a/fs/jbd2/recovery.c +++ b/fs/jbd2/recovery.c @@ -344,6 +344,7 @@ static int calc_chksums(journal_t *journal, struct buffer_head *bh, *crc32_sum = crc32_be(*crc32_sum, (void *)obh->b_data, obh->b_size); } + put_bh(obh); } return 0; } @@ -610,9 +611,8 @@ static int do_one_pass(journal_t *journal, chksum_err = chksum_seen = 0; if (info->end_transaction) { - printk(KERN_ERR "JBD: Transaction %u " - "found to be corrupt.\n", - next_commit_ID - 1); + journal->j_failed_commit = + info->end_transaction; brelse(bh); break; } @@ -643,10 +643,8 @@ static int do_one_pass(journal_t *journal, if (!JBD2_HAS_INCOMPAT_FEATURE(journal, JBD2_FEATURE_INCOMPAT_ASYNC_COMMIT)){ - printk(KERN_ERR - "JBD: Transaction %u " - "found to be corrupt.\n", - next_commit_ID); + journal->j_failed_commit = + next_commit_ID; brelse(bh); break; } diff --git a/include/asm-blackfin/mach-bf527/bfin_serial_5xx.h b/include/asm-blackfin/mach-bf527/bfin_serial_5xx.h index 26e3c8076b4e..96bd09e31e36 100644 --- a/include/asm-blackfin/mach-bf527/bfin_serial_5xx.h +++ b/include/asm-blackfin/mach-bf527/bfin_serial_5xx.h @@ -53,6 +53,12 @@ #define UART_SET_DLAB(uart) do { UART_PUT_LCR(uart, UART_GET_LCR(uart) | DLAB); SSYNC(); } while (0) #define UART_CLEAR_DLAB(uart) do { UART_PUT_LCR(uart, UART_GET_LCR(uart) & ~DLAB); SSYNC(); } while (0) +#define UART_GET_CTS(x) gpio_get_value(x->cts_pin) +#define UART_SET_RTS(x) gpio_set_value(x->rts_pin, 1) +#define UART_CLEAR_RTS(x) gpio_set_value(x->rts_pin, 0) +#define UART_ENABLE_INTS(x, v) UART_PUT_IER(x, v) +#define UART_DISABLE_INTS(x) UART_PUT_IER(x, 0) + #if defined(CONFIG_BFIN_UART0_CTSRTS) || defined(CONFIG_BFIN_UART1_CTSRTS) # define CONFIG_SERIAL_BFIN_CTSRTS diff --git a/include/asm-blackfin/mach-bf533/bfin_serial_5xx.h b/include/asm-blackfin/mach-bf533/bfin_serial_5xx.h index d016603b6615..e924569ad1d8 100644 --- a/include/asm-blackfin/mach-bf533/bfin_serial_5xx.h +++ b/include/asm-blackfin/mach-bf533/bfin_serial_5xx.h @@ -53,6 +53,12 @@ #define UART_SET_DLAB(uart) do { UART_PUT_LCR(uart, UART_GET_LCR(uart) | DLAB); SSYNC(); } while (0) #define UART_CLEAR_DLAB(uart) do { UART_PUT_LCR(uart, UART_GET_LCR(uart) & ~DLAB); SSYNC(); } while (0) +#define UART_GET_CTS(x) gpio_get_value(x->cts_pin) +#define UART_SET_RTS(x) gpio_set_value(x->rts_pin, 1) +#define UART_CLEAR_RTS(x) gpio_set_value(x->rts_pin, 0) +#define UART_ENABLE_INTS(x, v) UART_PUT_IER(x, v) +#define UART_DISABLE_INTS(x) UART_PUT_IER(x, 0) + #ifdef CONFIG_BFIN_UART0_CTSRTS # define CONFIG_SERIAL_BFIN_CTSRTS # ifndef CONFIG_UART0_CTS_PIN diff --git a/include/asm-blackfin/mach-bf537/bfin_serial_5xx.h b/include/asm-blackfin/mach-bf537/bfin_serial_5xx.h index f79d1a0e9129..41d7b6490bb1 100644 --- a/include/asm-blackfin/mach-bf537/bfin_serial_5xx.h +++ b/include/asm-blackfin/mach-bf537/bfin_serial_5xx.h @@ -53,6 +53,12 @@ #define UART_SET_DLAB(uart) do { UART_PUT_LCR(uart, UART_GET_LCR(uart) | DLAB); SSYNC(); } while (0) #define UART_CLEAR_DLAB(uart) do { UART_PUT_LCR(uart, UART_GET_LCR(uart) & ~DLAB); SSYNC(); } while (0) +#define UART_GET_CTS(x) gpio_get_value(x->cts_pin) +#define UART_SET_RTS(x) gpio_set_value(x->rts_pin, 1) +#define UART_CLEAR_RTS(x) gpio_set_value(x->rts_pin, 0) +#define UART_ENABLE_INTS(x, v) UART_PUT_IER(x, v) +#define UART_DISABLE_INTS(x) UART_PUT_IER(x, 0) + #if defined(CONFIG_BFIN_UART0_CTSRTS) || defined(CONFIG_BFIN_UART1_CTSRTS) # define CONFIG_SERIAL_BFIN_CTSRTS diff --git a/include/asm-blackfin/mach-bf548/bfin_serial_5xx.h b/include/asm-blackfin/mach-bf548/bfin_serial_5xx.h index 5eb46a77d919..59b4ad4e5b4a 100644 --- a/include/asm-blackfin/mach-bf548/bfin_serial_5xx.h +++ b/include/asm-blackfin/mach-bf548/bfin_serial_5xx.h @@ -57,6 +57,12 @@ #define UART_SET_DLAB(uart) /* MMRs not muxed on BF54x */ #define UART_CLEAR_DLAB(uart) /* MMRs not muxed on BF54x */ +#define UART_GET_CTS(x) (UART_GET_MSR(x) & CTS) +#define UART_SET_RTS(x) (UART_PUT_MCR(x, UART_GET_MCR(x) | MRTS)) +#define UART_CLEAR_RTS(x) (UART_PUT_MCR(x, UART_GET_MCR(x) & ~MRTS)) +#define UART_ENABLE_INTS(x, v) UART_SET_IER(x, v) +#define UART_DISABLE_INTS(x) UART_CLEAR_IER(x, 0xF) + #if defined(CONFIG_BFIN_UART0_CTSRTS) || defined(CONFIG_BFIN_UART1_CTSRTS) # define CONFIG_SERIAL_BFIN_CTSRTS diff --git a/include/asm-blackfin/mach-bf561/bfin_serial_5xx.h b/include/asm-blackfin/mach-bf561/bfin_serial_5xx.h index 7a9628769296..30d90b580f18 100644 --- a/include/asm-blackfin/mach-bf561/bfin_serial_5xx.h +++ b/include/asm-blackfin/mach-bf561/bfin_serial_5xx.h @@ -53,6 +53,12 @@ #define UART_SET_DLAB(uart) do { UART_PUT_LCR(uart, UART_GET_LCR(uart) | DLAB); SSYNC(); } while (0) #define UART_CLEAR_DLAB(uart) do { UART_PUT_LCR(uart, UART_GET_LCR(uart) & ~DLAB); SSYNC(); } while (0) +#define UART_GET_CTS(x) gpio_get_value(x->cts_pin) +#define UART_SET_RTS(x) gpio_set_value(x->rts_pin, 1) +#define UART_CLEAR_RTS(x) gpio_set_value(x->rts_pin, 0) +#define UART_ENABLE_INTS(x, v) UART_PUT_IER(x, v) +#define UART_DISABLE_INTS(x) UART_PUT_IER(x, 0) + #ifdef CONFIG_BFIN_UART0_CTSRTS # define CONFIG_SERIAL_BFIN_CTSRTS # ifndef CONFIG_UART0_CTS_PIN diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h index 05e2b307161a..d147f0f90360 100644 --- a/include/linux/jbd2.h +++ b/include/linux/jbd2.h @@ -919,6 +919,9 @@ struct journal_s struct proc_dir_entry *j_proc_entry; struct transaction_stats_s j_stats; + /* Failed journal commit ID */ + unsigned int j_failed_commit; + /* * An opaque pointer to fs-private information. ext3 puts its * superblock pointer here diff --git a/include/linux/memory_hotplug.h b/include/linux/memory_hotplug.h index 73e358612eaf..ea9f5ad9ec8e 100644 --- a/include/linux/memory_hotplug.h +++ b/include/linux/memory_hotplug.h @@ -77,14 +77,6 @@ extern int __add_pages(struct zone *zone, unsigned long start_pfn, extern int __remove_pages(struct zone *zone, unsigned long start_pfn, unsigned long nr_pages); -/* - * Walk through all memory which is registered as resource. - * arg is (start_pfn, nr_pages, private_arg_pointer) - */ -extern int walk_memory_resource(unsigned long start_pfn, - unsigned long nr_pages, void *arg, - int (*func)(unsigned long, unsigned long, void *)); - #ifdef CONFIG_NUMA extern int memory_add_physaddr_to_nid(u64 start); #else @@ -199,6 +191,14 @@ static inline void register_page_bootmem_info_node(struct pglist_data *pgdat) #endif /* ! CONFIG_MEMORY_HOTPLUG */ +/* + * Walk through all memory which is registered as resource. + * arg is (start_pfn, nr_pages, private_arg_pointer) + */ +extern int walk_memory_resource(unsigned long start_pfn, + unsigned long nr_pages, void *arg, + int (*func)(unsigned long, unsigned long, void *)); + extern int add_memory(int nid, u64 start, u64 size); extern int arch_add_memory(int nid, u64 start, u64 size); extern int remove_memory(u64 start, u64 size); diff --git a/include/linux/msdos_fs.h b/include/linux/msdos_fs.h index b03b27457413..81cd36b735b0 100644 --- a/include/linux/msdos_fs.h +++ b/include/linux/msdos_fs.h @@ -57,12 +57,6 @@ #define MSDOS_DOT ". " /* ".", padded to MSDOS_NAME chars */ #define MSDOS_DOTDOT ".. " /* "..", padded to MSDOS_NAME chars */ -/* media of boot sector */ -static inline int fat_valid_media(u8 media) -{ - return 0xf8 <= media || media == 0xf0; -} - #define FAT_FIRST_ENT(s, x) ((MSDOS_SB(s)->fat_bits == 32 ? 0x0FFFFF00 : \ MSDOS_SB(s)->fat_bits == 16 ? 0xFF00 : 0xF00) | (x)) @@ -334,6 +328,12 @@ static inline void fatwchar_to16(__u8 *dst, const wchar_t *src, size_t len) #endif } +/* media of boot sector */ +static inline int fat_valid_media(u8 media) +{ + return 0xf8 <= media || media == 0xf0; +} + /* fat/cache.c */ extern void fat_cache_inval_inode(struct inode *inode); extern int fat_get_cluster(struct inode *inode, int cluster, diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h index 590cff32415d..f31debfac926 100644 --- a/include/linux/page-flags.h +++ b/include/linux/page-flags.h @@ -306,5 +306,29 @@ static inline void __ClearPageTail(struct page *page) } #endif /* !PAGEFLAGS_EXTENDED */ + +#define PAGE_FLAGS (1 << PG_lru | 1 << PG_private | 1 << PG_locked | \ + 1 << PG_buddy | 1 << PG_writeback | \ + 1 << PG_slab | 1 << PG_swapcache | 1 << PG_active) + +/* + * Flags checked in bad_page(). Pages on the free list should not have + * these flags set. It they are, there is a problem. + */ +#define PAGE_FLAGS_CLEAR_WHEN_BAD (PAGE_FLAGS | 1 << PG_reclaim | 1 << PG_dirty) + +/* + * Flags checked when a page is freed. Pages being freed should not have + * these flags set. It they are, there is a problem. + */ +#define PAGE_FLAGS_CHECK_AT_FREE (PAGE_FLAGS | 1 << PG_reserved) + +/* + * Flags checked when a page is prepped for return by the page allocator. + * Pages being prepped should not have these flags set. It they are, there + * is a problem. + */ +#define PAGE_FLAGS_CHECK_AT_PREP (PAGE_FLAGS | 1 << PG_reserved | 1 << PG_dirty) + #endif /* !__GENERATING_BOUNDS_H */ #endif /* PAGE_FLAGS_H */ diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 8e83f02cd2d3..2f552955a02f 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -237,16 +237,7 @@ static void bad_page(struct page *page) printk(KERN_EMERG "Trying to fix it up, but a reboot is needed\n" KERN_EMERG "Backtrace:\n"); dump_stack(); - page->flags &= ~(1 << PG_lru | - 1 << PG_private | - 1 << PG_locked | - 1 << PG_active | - 1 << PG_dirty | - 1 << PG_reclaim | - 1 << PG_slab | - 1 << PG_swapcache | - 1 << PG_writeback | - 1 << PG_buddy ); + page->flags &= ~PAGE_FLAGS_CLEAR_WHEN_BAD; set_page_count(page, 0); reset_page_mapcount(page); page->mapping = NULL; @@ -463,16 +454,7 @@ static inline int free_pages_check(struct page *page) (page->mapping != NULL) | (page_get_page_cgroup(page) != NULL) | (page_count(page) != 0) | - (page->flags & ( - 1 << PG_lru | - 1 << PG_private | - 1 << PG_locked | - 1 << PG_active | - 1 << PG_slab | - 1 << PG_swapcache | - 1 << PG_writeback | - 1 << PG_reserved | - 1 << PG_buddy )))) + (page->flags & PAGE_FLAGS_CHECK_AT_FREE))) bad_page(page); if (PageDirty(page)) __ClearPageDirty(page); @@ -616,17 +598,7 @@ static int prep_new_page(struct page *page, int order, gfp_t gfp_flags) (page->mapping != NULL) | (page_get_page_cgroup(page) != NULL) | (page_count(page) != 0) | - (page->flags & ( - 1 << PG_lru | - 1 << PG_private | - 1 << PG_locked | - 1 << PG_active | - 1 << PG_dirty | - 1 << PG_slab | - 1 << PG_swapcache | - 1 << PG_writeback | - 1 << PG_reserved | - 1 << PG_buddy )))) + (page->flags & PAGE_FLAGS_CHECK_AT_PREP))) bad_page(page); /* diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index 518b7cab5102..b0a2a262ece2 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -8642,6 +8642,7 @@ static struct hda_verb alc262_sony_unsol_verbs[] = { {0x15, AC_VERB_SET_UNSOLICITED_ENABLE, AC_USRSP_EN | ALC880_HP_EVENT}, {0x15, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP}, + {} }; /* mute/unmute internal speaker according to the hp jack and mute state */ |