diff options
Diffstat (limited to 'arch')
30 files changed, 163 insertions, 92 deletions
diff --git a/arch/.gitignore b/arch/.gitignore new file mode 100644 index 000000000000..741468920320 --- /dev/null +++ b/arch/.gitignore @@ -0,0 +1,2 @@ +i386 +x86_64 diff --git a/arch/alpha/math-emu/math.c b/arch/alpha/math-emu/math.c index ae79dd970b02..58c2669a1dd4 100644 --- a/arch/alpha/math-emu/math.c +++ b/arch/alpha/math-emu/math.c @@ -225,7 +225,7 @@ alpha_fp_emul (unsigned long pc) FP_UNPACK_SP(SB, &vb); DR_c = DB_c; DR_s = DB_s; - DR_e = DB_e; + DR_e = DB_e + (1024 - 128); DR_f = SB_f << (52 - 23); goto pack_d; } diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index c4de2d4664d7..a04f507e7f2c 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -1072,11 +1072,13 @@ source "drivers/rtc/Kconfig" source "drivers/dma/Kconfig" +source "drivers/dca/Kconfig" + endmenu source "fs/Kconfig" -source "kernel/Kconfig.instrumentation" +source "arch/arm/Kconfig.instrumentation" source "arch/arm/Kconfig.debug" diff --git a/arch/arm/Kconfig.instrumentation b/arch/arm/Kconfig.instrumentation new file mode 100644 index 000000000000..63b8c6d5606a --- /dev/null +++ b/arch/arm/Kconfig.instrumentation @@ -0,0 +1,52 @@ +menuconfig INSTRUMENTATION + bool "Instrumentation Support" + default y + ---help--- + Say Y here to get to see options related to performance measurement, + system-wide debugging, and testing. This option alone does not add any + kernel code. + + If you say N, all options in this submenu will be skipped and + disabled. If you're trying to debug the kernel itself, go see the + Kernel Hacking menu. + +if INSTRUMENTATION + +config PROFILING + bool "Profiling support (EXPERIMENTAL)" + help + Say Y here to enable the extended profiling support mechanisms used + by profilers such as OProfile. + +config OPROFILE + tristate "OProfile system profiling (EXPERIMENTAL)" + depends on PROFILING && !UML + help + OProfile is a profiling system capable of profiling the + whole system, include the kernel, kernel modules, libraries, + and applications. + + If unsure, say N. + +config OPROFILE_ARMV6 + bool + depends on OPROFILE && CPU_V6 && !SMP + default y + select OPROFILE_ARM11_CORE + +config OPROFILE_MPCORE + bool + depends on OPROFILE && CPU_V6 && SMP + default y + select OPROFILE_ARM11_CORE + +config OPROFILE_ARM11_CORE + bool + +config MARKERS + bool "Activate markers" + help + Place an empty function call at each marker site. Can be + dynamically changed for a probe function. + +endif # INSTRUMENTATION diff --git a/arch/arm/mach-omap1/board-fsample.c b/arch/arm/mach-omap1/board-fsample.c index f65baa95986e..d5f6ea14fc7b 100644 --- a/arch/arm/mach-omap1/board-fsample.c +++ b/arch/arm/mach-omap1/board-fsample.c @@ -40,31 +40,29 @@ static int fsample_keymap[] = { KEY(0,1,KEY_RIGHT), KEY(0,2,KEY_LEFT), KEY(0,3,KEY_DOWN), - KEY(0,4,KEY_CENTER), - KEY(0,5,KEY_0_5), - KEY(1,0,KEY_SOFT2), + KEY(0,4,KEY_ENTER), + KEY(1,0,KEY_F10), KEY(1,1,KEY_SEND), KEY(1,2,KEY_END), KEY(1,3,KEY_VOLUMEDOWN), KEY(1,4,KEY_VOLUMEUP), KEY(1,5,KEY_RECORD), - KEY(2,0,KEY_SOFT1), + KEY(2,0,KEY_F9), KEY(2,1,KEY_3), KEY(2,2,KEY_6), KEY(2,3,KEY_9), - KEY(2,4,KEY_SHARP), - KEY(2,5,KEY_2_5), + KEY(2,4,KEY_KPDOT), KEY(3,0,KEY_BACK), KEY(3,1,KEY_2), KEY(3,2,KEY_5), KEY(3,3,KEY_8), KEY(3,4,KEY_0), - KEY(3,5,KEY_HEADSETHOOK), + KEY(3,5,KEY_KPSLASH), KEY(4,0,KEY_HOME), KEY(4,1,KEY_1), KEY(4,2,KEY_4), KEY(4,3,KEY_7), - KEY(4,4,KEY_STAR), + KEY(4,4,KEY_KPASTERISK), KEY(4,5,KEY_POWER), 0 }; diff --git a/arch/arm/mach-omap1/board-nokia770.c b/arch/arm/mach-omap1/board-nokia770.c index 22db19a53647..182a98a9df4c 100644 --- a/arch/arm/mach-omap1/board-nokia770.c +++ b/arch/arm/mach-omap1/board-nokia770.c @@ -36,8 +36,6 @@ #include <asm/arch/omapfb.h> #include <asm/arch/lcd_mipid.h> -#include "../plat-omap/dsp/dsp_common.h" - #define ADS7846_PENDOWN_GPIO 15 static void __init omap_nokia770_init_irq(void) @@ -318,6 +316,8 @@ static __init int omap_dsp_init(void) out: return ret; } +#else +#define omap_dsp_init() do {} while (0) #endif /* CONFIG_OMAP_DSP */ static void __init omap_nokia770_init(void) diff --git a/arch/arm/mach-omap1/board-perseus2.c b/arch/arm/mach-omap1/board-perseus2.c index 1d5c8d509722..e44437e10eef 100644 --- a/arch/arm/mach-omap1/board-perseus2.c +++ b/arch/arm/mach-omap1/board-perseus2.c @@ -39,31 +39,29 @@ static int p2_keymap[] = { KEY(0,1,KEY_RIGHT), KEY(0,2,KEY_LEFT), KEY(0,3,KEY_DOWN), - KEY(0,4,KEY_CENTER), - KEY(0,5,KEY_0_5), - KEY(1,0,KEY_SOFT2), + KEY(0,4,KEY_ENTER), + KEY(1,0,KEY_F10), KEY(1,1,KEY_SEND), KEY(1,2,KEY_END), KEY(1,3,KEY_VOLUMEDOWN), KEY(1,4,KEY_VOLUMEUP), KEY(1,5,KEY_RECORD), - KEY(2,0,KEY_SOFT1), + KEY(2,0,KEY_F9), KEY(2,1,KEY_3), KEY(2,2,KEY_6), KEY(2,3,KEY_9), - KEY(2,4,KEY_SHARP), - KEY(2,5,KEY_2_5), + KEY(2,4,KEY_KPDOT), KEY(3,0,KEY_BACK), KEY(3,1,KEY_2), KEY(3,2,KEY_5), KEY(3,3,KEY_8), KEY(3,4,KEY_0), - KEY(3,5,KEY_HEADSETHOOK), + KEY(3,5,KEY_KPSLASH), KEY(4,0,KEY_HOME), KEY(4,1,KEY_1), KEY(4,2,KEY_4), KEY(4,3,KEY_7), - KEY(4,4,KEY_STAR), + KEY(4,4,KEY_KPASTERISK), KEY(4,5,KEY_POWER), 0 }; diff --git a/arch/arm/mach-pxa/sleep.S b/arch/arm/mach-pxa/sleep.S index aff71fec618a..d0447723b73a 100644 --- a/arch/arm/mach-pxa/sleep.S +++ b/arch/arm/mach-pxa/sleep.S @@ -43,11 +43,11 @@ pxa_cpu_save_cp: pxa_cpu_save_sp: @ preserve phys address of stack mov r0, sp - mov r2, lr + str lr, [sp, #-4]! bl sleep_phys_sp ldr r1, =sleep_save_sp str r0, [r1] - mov pc, r2 + ldr pc, [sp], #4 /* * pxa27x_cpu_suspend() @@ -270,5 +270,3 @@ resume_after_mmu: mar acc0, r2, r3 #endif ldmfd sp!, {r4 - r12, pc} @ return to caller - - diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig index 2a3a7ea5958c..25232ba08119 100644 --- a/arch/blackfin/Kconfig +++ b/arch/blackfin/Kconfig @@ -65,6 +65,10 @@ config GENERIC_CALIBRATE_DELAY bool default y +config HARDWARE_PM + def_bool y + depends on OPROFILE + source "init/Kconfig" source "kernel/Kconfig.preempt" diff --git a/arch/cris/arch-v10/kernel/io_interface_mux.c b/arch/cris/arch-v10/kernel/io_interface_mux.c index 3a9114e89edf..f3b327d4ed9c 100644 --- a/arch/cris/arch-v10/kernel/io_interface_mux.c +++ b/arch/cris/arch-v10/kernel/io_interface_mux.c @@ -392,6 +392,7 @@ int cris_request_io_interface(enum cris_io_interface ioif, const char *device_id if (((interfaces[ioif].gpio_g_in & gpio_in_pins) != interfaces[ioif].gpio_g_in) || ((interfaces[ioif].gpio_g_out & gpio_out_pins) != interfaces[ioif].gpio_g_out) || ((interfaces[ioif].gpio_b & gpio_pb_pins) != interfaces[ioif].gpio_b)) { + local_irq_restore(flags); printk(KERN_CRIT "cris_request_io_interface: Could not get required pins for interface %u\n", ioif); return -EBUSY; diff --git a/arch/cris/arch-v10/vmlinux.lds.S b/arch/cris/arch-v10/vmlinux.lds.S index 9859d49d088b..97a7876ed681 100644 --- a/arch/cris/arch-v10/vmlinux.lds.S +++ b/arch/cris/arch-v10/vmlinux.lds.S @@ -9,7 +9,8 @@ */ #include <asm-generic/vmlinux.lds.h> - +#include <asm/page.h> + jiffies = jiffies_64; SECTIONS { @@ -23,7 +24,7 @@ SECTIONS _stext = .; __stext = .; .text : { - *(.text) + TEXT_TEXT SCHED_TEXT LOCK_TEXT *(.fixup) @@ -49,10 +50,10 @@ SECTIONS __edata = . ; /* End of data section */ _edata = . ; - . = ALIGN(8192); /* init_task and stack, must be aligned */ + . = ALIGN(PAGE_SIZE); /* init_task and stack, must be aligned */ .data.init_task : { *(.data.init_task) } - . = ALIGN(8192); /* Init code and data */ + . = ALIGN(PAGE_SIZE); /* Init code and data */ __init_begin = .; .init.text : { _sinittext = .; @@ -66,13 +67,7 @@ SECTIONS __setup_end = .; .initcall.init : { __initcall_start = .; - *(.initcall1.init); - *(.initcall2.init); - *(.initcall3.init); - *(.initcall4.init); - *(.initcall5.init); - *(.initcall6.init); - *(.initcall7.init); + INITCALLS __initcall_end = .; } @@ -88,16 +83,18 @@ SECTIONS __initramfs_start = .; *(.init.ramfs) __initramfs_end = .; - /* We fill to the next page, so we can discard all init - pages without needing to consider what payload might be - appended to the kernel image. */ - FILL (0); - . = ALIGN (8192); } #endif - __vmlinux_end = .; /* last address of the physical file */ - __init_end = .; + + /* + * We fill to the next page, so we can discard all init + * pages without needing to consider what payload might be + * appended to the kernel image. + */ + . = ALIGN(PAGE_SIZE); + + __init_end = .; __data_end = . ; /* Move to _edata ? */ __bss_start = .; /* BSS */ diff --git a/arch/ia64/kernel/unaligned.c b/arch/ia64/kernel/unaligned.c index 2173de9fe917..f6a1aeb742b3 100644 --- a/arch/ia64/kernel/unaligned.c +++ b/arch/ia64/kernel/unaligned.c @@ -1488,16 +1488,19 @@ ia64_handle_unaligned (unsigned long ifa, struct pt_regs *regs) case LDFA_OP: case LDFCCLR_OP: case LDFCNC_OP: - case LDF_IMM_OP: - case LDFA_IMM_OP: - case LDFCCLR_IMM_OP: - case LDFCNC_IMM_OP: if (u.insn.x) ret = emulate_load_floatpair(ifa, u.insn, regs); else ret = emulate_load_float(ifa, u.insn, regs); break; + case LDF_IMM_OP: + case LDFA_IMM_OP: + case LDFCCLR_IMM_OP: + case LDFCNC_IMM_OP: + ret = emulate_load_float(ifa, u.insn, regs); + break; + case STF_OP: case STF_IMM_OP: ret = emulate_store_float(ifa, u.insn, regs); diff --git a/arch/mips/mips-boards/malta/malta_setup.c b/arch/mips/mips-boards/malta/malta_setup.c index 9a2636e56243..bc43a5c2224d 100644 --- a/arch/mips/mips-boards/malta/malta_setup.c +++ b/arch/mips/mips-boards/malta/malta_setup.c @@ -149,7 +149,7 @@ void __init plat_mem_setup(void) /* Check PCI clock */ { unsigned int __iomem *jmpr_p = (unsigned int *) ioremap(MALTA_JMPRS_REG, sizeof(unsigned int)); - int jmpr = (readw(jmpr_p) >> 2) & 0x07; + int jmpr = (__raw_readl(jmpr_p) >> 2) & 0x07; static const int pciclocks[] __initdata = { 33, 20, 25, 30, 12, 16, 37, 10 }; diff --git a/arch/mips/tx4938/toshiba_rbtx4938/setup.c b/arch/mips/tx4938/toshiba_rbtx4938/setup.c index 4a8152375efe..632e5d201353 100644 --- a/arch/mips/tx4938/toshiba_rbtx4938/setup.c +++ b/arch/mips/tx4938/toshiba_rbtx4938/setup.c @@ -598,8 +598,8 @@ static int __init rbtx4938_ethaddr_init(void) printk(KERN_WARNING "seeprom: bad checksum.\n"); } for (i = 0; i < 2; i++) { - unsigned int slot = TX4938_PCIC_IDSEL_AD_TO_SLOT(31 - i); - unsigned int id = (1 << 8) | PCI_DEVFN(slot, 0); /* bus 1 */ + unsigned int id = + TXX9_IRQ_BASE + (i ? TX4938_IR_ETH1 : TX4938_IR_ETH0); struct platform_device *pdev; if (!(tx4938_ccfgptr->pcfg & (i ? TX4938_PCFG_ETH1_SEL : TX4938_PCFG_ETH0_SEL))) diff --git a/arch/powerpc/boot/flatdevtree_env.h b/arch/powerpc/boot/flatdevtree_env.h index ad0420da8921..66e0ebb1a364 100644 --- a/arch/powerpc/boot/flatdevtree_env.h +++ b/arch/powerpc/boot/flatdevtree_env.h @@ -2,7 +2,7 @@ * This file adds the header file glue so that the shared files * flatdevicetree.[ch] can compile and work in the powerpc bootwrapper. * - * strncmp & strchr copied from <file:lib/strings.c> + * strncmp & strchr copied from <file:lib/string.c> * Copyright (C) 1991, 1992 Linus Torvalds * * Maintained by: Mark A. Greer <mgreer@mvista.com> diff --git a/arch/powerpc/kernel/iommu.c b/arch/powerpc/kernel/iommu.c index 2d0c9ef555e9..79a85d656871 100644 --- a/arch/powerpc/kernel/iommu.c +++ b/arch/powerpc/kernel/iommu.c @@ -278,6 +278,7 @@ int iommu_map_sg(struct iommu_table *tbl, struct scatterlist *sglist, unsigned long flags; struct scatterlist *s, *outs, *segstart; int outcount, incount, i; + unsigned int align; unsigned long handle; BUG_ON(direction == DMA_NONE); @@ -309,7 +310,12 @@ int iommu_map_sg(struct iommu_table *tbl, struct scatterlist *sglist, /* Allocate iommu entries for that segment */ vaddr = (unsigned long) sg_virt(s); npages = iommu_num_pages(vaddr, slen); - entry = iommu_range_alloc(tbl, npages, &handle, mask >> IOMMU_PAGE_SHIFT, 0); + align = 0; + if (IOMMU_PAGE_SHIFT < PAGE_SHIFT && slen >= PAGE_SIZE && + (vaddr & ~PAGE_MASK) == 0) + align = PAGE_SHIFT - IOMMU_PAGE_SHIFT; + entry = iommu_range_alloc(tbl, npages, &handle, + mask >> IOMMU_PAGE_SHIFT, align); DBG(" - vaddr: %lx, size: %lx\n", vaddr, slen); @@ -572,7 +578,7 @@ dma_addr_t iommu_map_single(struct iommu_table *tbl, void *vaddr, { dma_addr_t dma_handle = DMA_ERROR_CODE; unsigned long uaddr; - unsigned int npages; + unsigned int npages, align; BUG_ON(direction == DMA_NONE); @@ -580,8 +586,13 @@ dma_addr_t iommu_map_single(struct iommu_table *tbl, void *vaddr, npages = iommu_num_pages(uaddr, size); if (tbl) { + align = 0; + if (IOMMU_PAGE_SHIFT < PAGE_SHIFT && size >= PAGE_SIZE && + ((unsigned long)vaddr & ~PAGE_MASK) == 0) + align = PAGE_SHIFT - IOMMU_PAGE_SHIFT; + dma_handle = iommu_alloc(tbl, vaddr, npages, direction, - mask >> IOMMU_PAGE_SHIFT, 0); + mask >> IOMMU_PAGE_SHIFT, align); if (dma_handle == DMA_ERROR_CODE) { if (printk_ratelimit()) { printk(KERN_INFO "iommu_alloc failed, " diff --git a/arch/powerpc/mm/slb.c b/arch/powerpc/mm/slb.c index a282bc212e80..50d7372bc2ce 100644 --- a/arch/powerpc/mm/slb.c +++ b/arch/powerpc/mm/slb.c @@ -82,14 +82,6 @@ static inline void slb_shadow_clear(unsigned long entry) get_slb_shadow()->save_area[entry].esid = 0; } -void slb_shadow_clear_all(void) -{ - int i; - - for (i = 0; i < SLB_NUM_BOLTED; i++) - slb_shadow_clear(i); -} - static inline void create_shadowed_slbe(unsigned long ea, int ssize, unsigned long flags, unsigned long entry) @@ -300,6 +292,8 @@ void slb_initialize(void) create_shadowed_slbe(VMALLOC_START, mmu_kernel_ssize, vflags, 1); + slb_shadow_clear(2); + /* We don't bolt the stack for the time being - we're in boot, * so the stack is in the bolted segment. By the time it goes * elsewhere, we'll call _switch() which will bolt in the new diff --git a/arch/powerpc/platforms/pseries/lpar.c b/arch/powerpc/platforms/pseries/lpar.c index 34317aa148a8..9a455d46379d 100644 --- a/arch/powerpc/platforms/pseries/lpar.c +++ b/arch/powerpc/platforms/pseries/lpar.c @@ -272,7 +272,6 @@ void vpa_init(int cpu) */ addr = __pa(&slb_shadow[cpu]); if (firmware_has_feature(FW_FEATURE_SPLPAR)) { - slb_shadow_clear_all(); ret = register_slb_shadow(hwcpu, addr); if (ret) printk(KERN_ERR diff --git a/arch/sparc/kernel/time.c b/arch/sparc/kernel/time.c index 45cb7c5286d7..00b393c3a4a0 100644 --- a/arch/sparc/kernel/time.c +++ b/arch/sparc/kernel/time.c @@ -436,7 +436,14 @@ void __init time_init(void) static inline unsigned long do_gettimeoffset(void) { - return (*master_l10_counter >> 10) & 0x1fffff; + unsigned long val = *master_l10_counter; + unsigned long usec = (val >> 10) & 0x1fffff; + + /* Limit hit? */ + if (val & 0x80000000) + usec += 1000000 / HZ; + + return usec; } /* Ok, my cute asm atomicity trick doesn't work anymore. diff --git a/arch/sparc64/kernel/ktlb.S b/arch/sparc64/kernel/ktlb.S index 964527d2ffa0..cef8defcd7a9 100644 --- a/arch/sparc64/kernel/ktlb.S +++ b/arch/sparc64/kernel/ktlb.S @@ -1,6 +1,6 @@ /* arch/sparc64/kernel/ktlb.S: Kernel mapping TLB miss handling. * - * Copyright (C) 1995, 1997, 2005 David S. Miller <davem@davemloft.net> + * Copyright (C) 1995, 1997, 2005, 2008 David S. Miller <davem@davemloft.net> * Copyright (C) 1996 Eddie C. Dost (ecd@brainaid.de) * Copyright (C) 1996 Miguel de Icaza (miguel@nuclecu.unam.mx) * Copyright (C) 1996,98,99 Jakub Jelinek (jj@sunsite.mff.cuni.cz) @@ -226,6 +226,7 @@ kvmap_dtlb_load: ba,pt %xcc, sun4v_dtlb_load mov %g5, %g3 +#ifdef CONFIG_SPARSEMEM_VMEMMAP kvmap_vmemmap: sub %g4, %g5, %g5 srlx %g5, 22, %g5 @@ -234,6 +235,7 @@ kvmap_vmemmap: or %g1, %lo(vmemmap_table), %g1 ba,pt %xcc, kvmap_dtlb_load ldx [%g1 + %g5], %g5 +#endif kvmap_dtlb_nonlinear: /* Catch kernel NULL pointer derefs. */ @@ -242,12 +244,14 @@ kvmap_dtlb_nonlinear: bleu,pn %xcc, kvmap_dtlb_longpath nop +#ifdef CONFIG_SPARSEMEM_VMEMMAP /* Do not use the TSB for vmemmap. */ mov (VMEMMAP_BASE >> 24), %g5 sllx %g5, 24, %g5 cmp %g4,%g5 bgeu,pn %xcc, kvmap_vmemmap nop +#endif KERN_TSB_LOOKUP_TL1(%g4, %g6, %g5, %g1, %g2, %g3, kvmap_dtlb_load) diff --git a/arch/sparc64/kernel/sun4v_tlb_miss.S b/arch/sparc64/kernel/sun4v_tlb_miss.S index 9871dbb1ab42..fd9430562e0b 100644 --- a/arch/sparc64/kernel/sun4v_tlb_miss.S +++ b/arch/sparc64/kernel/sun4v_tlb_miss.S @@ -215,6 +215,7 @@ sun4v_itlb_error: 1: ba,pt %xcc, etrap 2: or %g7, %lo(2b), %g7 + mov %l4, %o1 call sun4v_itlb_error_report add %sp, PTREGS_OFF, %o0 @@ -241,6 +242,7 @@ sun4v_dtlb_error: 1: ba,pt %xcc, etrap 2: or %g7, %lo(2b), %g7 + mov %l4, %o1 call sun4v_dtlb_error_report add %sp, PTREGS_OFF, %o0 diff --git a/arch/sparc64/kernel/traps.c b/arch/sparc64/kernel/traps.c index 04998388259f..2b6abf633343 100644 --- a/arch/sparc64/kernel/traps.c +++ b/arch/sparc64/kernel/traps.c @@ -1950,6 +1950,8 @@ void sun4v_itlb_error_report(struct pt_regs *regs, int tl) printk(KERN_EMERG "SUN4V-ITLB: Error at TPC[%lx], tl %d\n", regs->tpc, tl); print_symbol(KERN_EMERG "SUN4V-ITLB: TPC<%s>\n", regs->tpc); + printk(KERN_EMERG "SUN4V-ITLB: O7[%lx]\n", regs->u_regs[UREG_I7]); + print_symbol(KERN_EMERG "SUN4V-ITLB: O7<%s>\n", regs->u_regs[UREG_I7]); printk(KERN_EMERG "SUN4V-ITLB: vaddr[%lx] ctx[%lx] " "pte[%lx] error[%lx]\n", sun4v_err_itlb_vaddr, sun4v_err_itlb_ctx, @@ -1971,6 +1973,8 @@ void sun4v_dtlb_error_report(struct pt_regs *regs, int tl) printk(KERN_EMERG "SUN4V-DTLB: Error at TPC[%lx], tl %d\n", regs->tpc, tl); print_symbol(KERN_EMERG "SUN4V-DTLB: TPC<%s>\n", regs->tpc); + printk(KERN_EMERG "SUN4V-DTLB: O7[%lx]\n", regs->u_regs[UREG_I7]); + print_symbol(KERN_EMERG "SUN4V-DTLB: O7<%s>\n", regs->u_regs[UREG_I7]); printk(KERN_EMERG "SUN4V-DTLB: vaddr[%lx] ctx[%lx] " "pte[%lx] error[%lx]\n", sun4v_err_dtlb_vaddr, sun4v_err_dtlb_ctx, diff --git a/arch/x86/kernel/hpet.c b/arch/x86/kernel/hpet.c index 4a86ffd67ec5..2f99ee206b95 100644 --- a/arch/x86/kernel/hpet.c +++ b/arch/x86/kernel/hpet.c @@ -657,7 +657,7 @@ irqreturn_t hpet_rtc_interrupt(int irq, void *dev_id) hpet_pie_count = 0; } - if (hpet_rtc_flags & RTC_PIE && + if (hpet_rtc_flags & RTC_AIE && (curr_time.tm_sec == hpet_alarm_time.tm_sec) && (curr_time.tm_min == hpet_alarm_time.tm_min) && (curr_time.tm_hour == hpet_alarm_time.tm_hour)) diff --git a/arch/x86/kernel/io_apic_32.c b/arch/x86/kernel/io_apic_32.c index c3a565bba106..a6b1490e00c4 100644 --- a/arch/x86/kernel/io_apic_32.c +++ b/arch/x86/kernel/io_apic_32.c @@ -2169,14 +2169,10 @@ static inline void __init check_timer(void) { int apic1, pin1, apic2, pin2; int vector; - unsigned int ver; unsigned long flags; local_irq_save(flags); - ver = apic_read(APIC_LVR); - ver = GET_APIC_VERSION(ver); - /* * get/set the timer IRQ vector: */ @@ -2189,15 +2185,11 @@ static inline void __init check_timer(void) * mode for the 8259A whenever interrupts are routed * through I/O APICs. Also IRQ0 has to be enabled in * the 8259A which implies the virtual wire has to be - * disabled in the local APIC. Finally timer interrupts - * need to be acknowledged manually in the 8259A for - * timer_interrupt() and for the i82489DX when using - * the NMI watchdog. + * disabled in the local APIC. */ apic_write_around(APIC_LVT0, APIC_LVT_MASKED | APIC_DM_EXTINT); init_8259A(1); - timer_ack = !cpu_has_tsc; - timer_ack |= (nmi_watchdog == NMI_IO_APIC && !APIC_INTEGRATED(ver)); + timer_ack = 1; if (timer_over_8254 > 0) enable_8259A_irq(0); diff --git a/arch/x86/kernel/mfgpt_32.c b/arch/x86/kernel/mfgpt_32.c index 0ab680f2d9db..3960ab7e1497 100644 --- a/arch/x86/kernel/mfgpt_32.c +++ b/arch/x86/kernel/mfgpt_32.c @@ -278,12 +278,12 @@ static int mfgpt_next_event(unsigned long delta, struct clock_event_device *evt) static irqreturn_t mfgpt_tick(int irq, void *dev_id) { + /* Turn off the clock (and clear the event) */ + mfgpt_disable_timer(mfgpt_event_clock); + if (mfgpt_tick_mode == CLOCK_EVT_MODE_SHUTDOWN) return IRQ_HANDLED; - /* Turn off the clock */ - mfgpt_disable_timer(mfgpt_event_clock); - /* Clear the counter */ geode_mfgpt_write(mfgpt_event_clock, MFGPT_REG_COUNTER, 0); @@ -319,10 +319,6 @@ static int __init mfgpt_timer_setup(void) } mfgpt_event_clock = timer; - /* Set the clock scale and enable the event mode for CMP2 */ - val = MFGPT_SCALE | (3 << 8); - - geode_mfgpt_write(mfgpt_event_clock, MFGPT_REG_SETUP, val); /* Set up the IRQ on the MFGPT side */ if (geode_mfgpt_setup_irq(mfgpt_event_clock, MFGPT_CMP2, irq)) { @@ -339,6 +335,11 @@ static int __init mfgpt_timer_setup(void) goto err; } + /* Set the clock scale and enable the event mode for CMP2 */ + val = MFGPT_SCALE | (3 << 8); + + geode_mfgpt_write(mfgpt_event_clock, MFGPT_REG_SETUP, val); + /* Set up the clock event */ mfgpt_clockevent.mult = div_sc(MFGPT_HZ, NSEC_PER_SEC, 32); mfgpt_clockevent.min_delta_ns = clockevent_delta2ns(0xF, diff --git a/arch/x86/kernel/nmi_32.c b/arch/x86/kernel/nmi_32.c index 80ca72e5ac29..852db2906921 100644 --- a/arch/x86/kernel/nmi_32.c +++ b/arch/x86/kernel/nmi_32.c @@ -25,7 +25,6 @@ #include <asm/smp.h> #include <asm/nmi.h> -#include <asm/timer.h> #include "mach_traps.h" @@ -84,7 +83,7 @@ static int __init check_nmi_watchdog(void) prev_nmi_count = kmalloc(NR_CPUS * sizeof(int), GFP_KERNEL); if (!prev_nmi_count) - goto error; + return -1; printk(KERN_INFO "Testing NMI watchdog ... "); @@ -119,7 +118,7 @@ static int __init check_nmi_watchdog(void) if (!atomic_read(&nmi_active)) { kfree(prev_nmi_count); atomic_set(&nmi_active, -1); - goto error; + return -1; } printk("OK.\n"); @@ -130,10 +129,6 @@ static int __init check_nmi_watchdog(void) kfree(prev_nmi_count); return 0; -error: - timer_ack = !cpu_has_tsc; - - return -1; } /* This needs to happen later in boot so counters are working */ late_initcall(check_nmi_watchdog); diff --git a/arch/x86/kernel/traps_32.c b/arch/x86/kernel/traps_32.c index c88bbffcaa03..02d1e1e58e81 100644 --- a/arch/x86/kernel/traps_32.c +++ b/arch/x86/kernel/traps_32.c @@ -541,6 +541,7 @@ fastcall void do_##name(struct pt_regs * regs, long error_code) \ info.si_errno = 0; \ info.si_code = sicode; \ info.si_addr = (void __user *)siaddr; \ + trace_hardirqs_fixup(); \ if (notify_die(DIE_TRAP, str, regs, error_code, trapnr, signr) \ == NOTIFY_STOP) \ return; \ diff --git a/arch/x86/kernel/traps_64.c b/arch/x86/kernel/traps_64.c index d11525ad81b4..cc68b92316cd 100644 --- a/arch/x86/kernel/traps_64.c +++ b/arch/x86/kernel/traps_64.c @@ -635,6 +635,7 @@ asmlinkage void do_##name(struct pt_regs * regs, long error_code) \ info.si_errno = 0; \ info.si_code = sicode; \ info.si_addr = (void __user *)siaddr; \ + trace_hardirqs_fixup(); \ if (notify_die(DIE_TRAP, str, regs, error_code, trapnr, signr) \ == NOTIFY_STOP) \ return; \ diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c index c7d19471261d..3c76d194fd2c 100644 --- a/arch/x86/mm/init_32.c +++ b/arch/x86/mm/init_32.c @@ -321,8 +321,13 @@ extern void set_highmem_pages_init(int); static void __init set_highmem_pages_init(int bad_ppro) { int pfn; - for (pfn = highstart_pfn; pfn < highend_pfn; pfn++) - add_one_highpage_init(pfn_to_page(pfn), pfn, bad_ppro); + for (pfn = highstart_pfn; pfn < highend_pfn; pfn++) { + /* + * Holes under sparsemem might not have no mem_map[]: + */ + if (pfn_valid(pfn)) + add_one_highpage_init(pfn_to_page(pfn), pfn, bad_ppro); + } totalram_pages += totalhigh_pages; } #endif /* CONFIG_FLATMEM */ diff --git a/arch/x86/oprofile/nmi_int.c b/arch/x86/oprofile/nmi_int.c index 2d0eeac7251f..944bbcdd2b8d 100644 --- a/arch/x86/oprofile/nmi_int.c +++ b/arch/x86/oprofile/nmi_int.c @@ -380,7 +380,7 @@ static int __init ppro_init(char ** cpu_type) if (cpu_model == 14) *cpu_type = "i386/core"; - else if (cpu_model == 15) + else if (cpu_model == 15 || cpu_model == 23) *cpu_type = "i386/core_2"; else if (cpu_model > 0xd) return 0; |
