#include #include #include #include #include #include #include #include #include #include #include #include #include #ifndef arch_irq_stat_cpu #define arch_irq_stat_cpu(cpu) 0 #endif #ifndef arch_irq_stat #define arch_irq_stat() 0 #endif #ifdef arch_idle_time static cputime64_t get_idle_time(int cpu) { cputime64_t idle; idle = kcpustat_cpu(cpu).cpustat[CPUTIME_IDLE]; if (cpu_online(cpu) && !nr_iowait_cpu(cpu)) idle += arch_idle_time(cpu); return idle; } static cputime64_t get_iowait_time(int cpu) { cputime64_t iowait; iowait = kcpustat_cpu(cpu).cpustat[CPUTIME_IOWAIT]; if (cpu_online(cpu) && nr_iowait_cpu(cpu)) iowait += arch_idle_time(cpu); return iowait; } #else static u64 get_idle_time(int cpu) { u64 idle, idle_time = -1ULL; if (cpu_online(cpu)) idle_time = get_cpu_idle_time_us(cpu, NULL); if (idle_time == -1ULL) /* !NO_HZ or cpu offline so we can rely on cpustat.idle */ idle = kcpustat_cpu(cpu).cpustat[CPUTIME_IDLE]; else idle = usecs_to_cputime64(idle_time); return idle; } static u64 get_iowait_time(int cpu) { u64 iowait, iowait_time = -1ULL; if (cpu_online(cpu)) iowait_time = get_cpu_iowait_time_us(cpu, NULL); if (iowait_time == -1ULL) /* !NO_HZ or cpu offline so we can rely on cpustat.iowait */ iowait = kcpustat_cpu(cpu).cpustat[CPUTIME_IOWAIT]; else iowait = usecs_to_cputime64(iowait_time); return iowait; } #endif static int show_stat(struct seq_file *p, void *v) { int i, j; u64 user, nice, system, idle, iowait, irq, softirq, steal; u64 guest, guest_nice; u64 sum = 0; u64 sum_softirq = 0; unsigned int per_softirq_sums[NR_SOFTIRQS] = {0}; struct timespec64 boottime; user = nice = system = idle = iowait = irq = softirq = steal = 0; guest = guest_nice = 0; getboottime64(&boottime); for_each_possible_cpu(i) { user += kcpustat_cpu(i).cpustat[CPUTIME_USER]; nice += kcpustat_cpu(i).cpustat[CPUTIME_NICE]; system += kcpustat_cpu(i).cpustat[CPUTIME_SYSTEM]; idle += get_idle_time(i); iowait += get_iowait_time(i); irq += kcpustat_cpu(i).cpustat[CPUTIME_IRQ]; softirq += kcpustat_cpu(i).cpustat[CPUTIME_SOFTIRQ]; steal += kcpustat_cpu(i).cpustat[CPUTIME_STEAL]; guest += kcpustat_cpu(i).cpustat[CPUTIME_GUEST]; guest_nice += kcpustat_cpu(i).cpustat[CPUTIME_GUEST_NICE]; sum += kstat_cpu_irqs_sum(i); sum += arch_irq_stat_cpu(i); for (j = 0; j < NR_SOFTIRQS; j++) { unsigned int softirq_stat = kstat_softirqs_cpu(j, i); per_softirq_sums[j] += softirq_stat; sum_softirq += softirq_stat; } } sum += arch_irq_stat(); seq_put_decimal_ull(p, "cpu ", cputime64_to_clock_t(user)); seq_put_decimal_ull(p, " ", cputime64_to_clock_t(nice)); seq_put_decimal_ull(p, " ", cputime64_to_clock_t(system)); seq_put_decimal_ull(p, " ", cputime64_to_clock_t(idle)); seq_put_decimal_ull(p, " ", cputime64_to_clock_t(iowait)); seq_put_decimal_ull(p, " ", cputime64_to_clock_t(irq)); seq_put_decimal_ull(p, " ", cputime64_to_clock_t(softirq)); seq_put_decimal_ull(p, " ", cputime64_to_clock_t(steal)); seq_put_decimal_ull(p, " ", cputime64_to_clock_t(guest)); seq_put_decimal_ull(p, " ", cputime64_to_clock_t(guest_nice)); seq_putc(p, '\n'); for_each_online_cpu(i) { /* Copy values here to work around gcc-2.95.3, gcc-2.96 */ user = kcpustat_cpu(i).cpustat[CPUTIME_USER]; nice = kcpustat_cpu(i).cpustat[CPUTIME_NICE]; system = kcpustat_cpu(i).cpustat[CPUTIME_SYSTEM]; idle = get_idle_time(i); iowait = get_iowait_time(i); irq = kcpustat_cpu(i).cpustat[CPUTIME_IRQ]; softirq = kcpustat_cpu(i).cpustat[CPUTIME_SOFTIRQ]; steal = kcpustat_cpu(i).cpustat[CPUTIME_STEAL]; guest = kcpustat_cpu(i).cpustat[CPUTIME_GUEST]; guest_nice = kcpustat_cpu(i).cpustat[CPUTIME_GUEST_NICE]; seq_printf(p, "cpu%d", i); seq_put_decimal_ull(p, " ", cputime64_to_clock_t(user)); seq_put_decimal_ull(p, " ", cputime64_to_clock_t(nice)); seq_put_decimal_ull(p, " ", cputime64_to_clock_t(system)); seq_put_decimal_ull(p, " ", cputime64_to_clock_t(idle)); seq_put_decimal_ull(p, " ", cputime64_to_clock_t(iowait)); seq_put_decimal_ull(p, " ", cputime64_to_clock_t(irq)); seq_put_decimal_ull(p, " ", cputime64_to_clock_t(softirq)); seq_put_decimal_ull(p, " ", cputime64_to_clock_t(steal)); seq_put_decimal_ull(p, " ", cputime64_to_clock_t(guest)); seq_put_decimal_ull(p, " ", cputime64_to_clock_t(guest_nice)); seq_putc(p, '\n'); } seq_put_decimal_ull(p, "intr ", (unsigned long long)sum); /* sum again ? it could be updated? */ for_each_irq_nr(j) seq_put_decimal_ull(p, " ", kstat_irqs_usr(j)); seq_printf(p, "\nctxt %llu\n" "btime %llu\n" "processes %lu\n" "procs_running %lu\n" "procs_blocked %lu\n", nr_context_switches(), (unsigned long long)boottime.tv_sec, total_forks, nr_running(), nr_iowait()); seq_put_decimal_ull(p, "softirq ", (unsigned long long)sum_softirq); for (i = 0; i < NR_SOFTIRQS; i++) seq_put_decimal_ull(p, " ", per_softirq_sums[i]); seq_putc(p, '\n'); return 0; } static int stat_open(struct inode *inode, struct file *file) { size_t size = 1024 + 128 * num_online_cpus(); /* minimum size to display an interrupt count : 2 bytes */ size += 2 * nr_irqs; return single_open_size(file, show_stat, NULL, size); } static const struct file_operations proc_stat_operations = { .open = stat_open, .read = seq_read, .llseek = seq_lseek, .release = single_release, }; static int __init proc_stat_init(void) { proc_create("stat", 0, NULL, &proc_stat_operations); return 0; } fs_initcall(proc_stat_init); it.cgi/linux/net-next.git/tree/include/soc/arc?h=nds-private-remove&id=133d970e0dadf7b413db19893acc5b26664bf4a1'>include/soc/arc parent050aaeab99067b6a08b34274ff15ca5dbb94a160 (diff)parent38b8767462120c62a5046b529c80b06861f9ac85 (diff)
Merge branch 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus
Pull MIPS updates from Ralf Baechle: "This is the main MIPS pull request for 4.9: MIPS core arch code: - traps: 64bit kernels should read CP0_EBase 64bit - traps: Convert ebase to KSEG0 - c-r4k: Drop bc_wback_inv() from icache flush - c-r4k: Split user/kernel flush_icache_range() - cacheflush: Use __flush_icache_user_range() - uprobes: Flush icache via kernel address - KVM: Use __local_flush_icache_user_range() - c-r4k: Fix flush_icache_range() for EVA - Fix -mabi=64 build of vdso.lds - VDSO: Drop duplicated -I*/-E* aflags - tracing: move insn_has_delay_slot to a shared header - tracing: disable uprobe/kprobe on compact branch instructions - ptrace: Fix regs_return_value for kernel context - Squash lines for simple wrapper functions - Move identification of VP(E) into proc.c from smp-mt.c - Add definitions of SYNC barrierstype values - traps: Ensure full EBase is written - tlb-r4k: If there are wired entries, don't use TLBINVF - Sanitise coherentio semantics - dma-default: Don't check hw_coherentio if device is non-coherent - Support per-device DMA coherence - Adjust MIPS64 CAC_BASE to reflect Config.K0 - Support generating Flattened Image Trees (.itb) - generic: Introduce generic DT-based board support - generic: Convert SEAD-3 to a generic board - Enable hardened usercopy - Don't specify STACKPROTECTOR in defconfigs Octeon: - Delete dead code and files across the platform. - Change to use all memory into use by default. - Rename upper case variables in setup code to lowercase. - Delete legacy hack for broken bootloaders. - Leave maintaining the link state to the actual ethernet/PHY drivers. - Add DTS for D-Link DSR-500N. - Fix PCI interrupt routing on D-Link DSR-500N. Pistachio: - Remove ANDROID_TIMED_OUTPUT from defconfig TX39xx: - Move GPIO setup from .mem_setup() to .arch_init() - Convert to Common Clock Framework TX49xx: - Move GPIO setup from .mem_setup() to .arch_init() - Convert to Common Clock Framework txx9wdt: - Add missing clock (un)prepare calls for CCF BMIPS: - Add PW, GPIO SDHCI and NAND device node names - Support APPENDED_DTB - Add missing bcm97435svmb to DT_NONE - Rename bcm96358nb4ser to bcm6358-neufbox4-sercom - Add DT examples for BCM63268, BCM3368 and BCM6362 - Add support for BCM3368 and BCM6362 PCI - Reduce stack frame usage - Use struct list_head lists - Support for CONFIG_PCI_DOMAINS_GENERIC - Make pcibios_set_cache_line_size an initcall - Inline pcibios_assign_all_busses - Split pci.c into pci.c & pci-legacy.c - Introduce CONFIG_PCI_DRIVERS_LEGACY - Support generic drivers CPC - Convert bare 'unsigned' to 'unsigned int' - Avoid lock when MIPS CM >= 3 is present GIC: - Delete unused file smp-gic.c mt7620: - Delete unnecessary assignment for the field "owner" from PCI BCM63xx: - Let clk_disable() return immediately if clk is NULL pm-cps: - Change FSB workaround to CPU blacklist - Update comments on barrier instructions - Use MIPS standard lightweight ordering barrier - Use MIPS standard completion barrier - Remove selection of sync types - Add MIPSr6 CPU support - Support CM3 changes to Coherence Enable Register SMP: - Wrap call to mips_cpc_lock_other in mips_cm_lock_other - Introduce mechanism for freeing and allocating IPIs cpuidle: - cpuidle-cps: Enable use with MIPSr6 CPUs. SEAD3: - Rewrite to use DT and generic kernel feature. USB: - host: ehci-sead3: Remove SEAD-3 EHCI code FBDEV: - cobalt_lcdfb: Drop SEAD3 support dt-bindings: - Document a binding for simple ASCII LCDs auxdisplay: - img-ascii-lcd: driver for simple ASCII LCD displays irqchip i8259: - i8259: Add domain before mapping parent irq - i8259: Allow platforms to override poll function - i8259: Remove unused i8259A_irq_pending Malta: - Rewrite to use DT of/platform: - Probe "isa" busses by default CM: - Print CM error reports upon bus errors Module: - Migrate exception table users off module.h and onto extable.h - Make various drivers explicitly non-modular: - Audit and remove any unnecessary uses of module.h mailmap: - Canonicalize to Qais' current email address. Documentation: - MIPS supports HAVE_REGS_AND_STACK_ACCESS_API Loongson1C: - Add CPU support for Loongson1C - Add board support - Add defconfig - Add RTC support for Loongson1C board All this except one Documentation fix has sat in linux-next and has survived Imagination's automated build test system" * 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus: (127 commits) Documentation: MIPS supports HAVE_REGS_AND_STACK_ACCESS_API MIPS: ptrace: Fix regs_return_value for kernel context MIPS: VDSO: Drop duplicated -I*/-E* aflags MIPS: Fix -mabi=64 build of vdso.lds MIPS: Enable hardened usercopy MIPS: generic: Convert SEAD-3 to a generic board MIPS: generic: Introduce generic DT-based board support MIPS: Support generating Flattened Image Trees (.itb) MIPS: Adjust MIPS64 CAC_BASE to reflect Config.K0 MIPS: Print CM error reports upon bus errors MIPS: Support per-device DMA coherence MIPS: dma-default: Don't check hw_coherentio if device is non-coherent MIPS: Sanitise coherentio semantics MIPS: PCI: Support generic drivers MIPS: PCI: Introduce CONFIG_PCI_DRIVERS_LEGACY MIPS: PCI: Split pci.c into pci.c & pci-legacy.c MIPS: PCI: Inline pcibios_assign_all_busses MIPS: PCI: Make pcibios_set_cache_line_size an initcall MIPS: PCI: Support for CONFIG_PCI_DOMAINS_GENERIC MIPS: PCI: Use struct list_head lists ...
Diffstat (limited to 'include/soc/arc')