diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-07-25 22:59:39 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-07-25 22:59:39 -0700 |
commit | 184475029a724b6b900d88fc3a5f462a6107d5af (patch) | |
tree | 408320b46df221a2424bf94282b1b8e5b7aff7a1 /arch/powerpc/kernel/smp.c | |
parent | 3b76eefe0f970c2e19f165d4a1650abc523d10bc (diff) | |
parent | f1f4ee01c0d3dce0e3aa7d04e4332677db7af478 (diff) |
Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc
* 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc: (99 commits)
drivers/virt: add missing linux/interrupt.h to fsl_hypervisor.c
powerpc/85xx: fix mpic configuration in CAMP mode
powerpc: Copy back TIF flags on return from softirq stack
powerpc/64: Make server perfmon only built on ppc64 server devices
powerpc/pseries: Fix hvc_vio.c build due to recent changes
powerpc: Exporting boot_cpuid_phys
powerpc: Add CFAR to oops output
hvc_console: Add kdb support
powerpc/pseries: Fix hvterm_raw_get_chars to accept < 16 chars, fixing xmon
powerpc/irq: Quieten irq mapping printks
powerpc: Enable lockup and hung task detectors in pseries and ppc64 defeconfigs
powerpc: Add mpt2sas driver to pseries and ppc64 defconfig
powerpc: Disable IRQs off tracer in ppc64 defconfig
powerpc: Sync pseries and ppc64 defconfigs
powerpc/pseries/hvconsole: Fix dropped console output
hvc_console: Improve tty/console put_chars handling
powerpc/kdump: Fix timeout in crash_kexec_wait_realmode
powerpc/mm: Fix output of total_ram.
powerpc/cpufreq: Add cpufreq driver for Momentum Maple boards
powerpc: Correct annotations of pmu registration functions
...
Fix up trivial Kconfig/Makefile conflicts in arch/powerpc, drivers, and
drivers/cpufreq
Diffstat (limited to 'arch/powerpc/kernel/smp.c')
-rw-r--r-- | arch/powerpc/kernel/smp.c | 30 |
1 files changed, 18 insertions, 12 deletions
diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c index 09a85a9045d6..f932f8a0cf0c 100644 --- a/arch/powerpc/kernel/smp.c +++ b/arch/powerpc/kernel/smp.c @@ -202,14 +202,6 @@ void smp_muxed_ipi_message_pass(int cpu, int msg) smp_ops->cause_ipi(cpu, info->data); } -void smp_muxed_ipi_resend(void) -{ - struct cpu_messages *info = &__get_cpu_var(ipi_message); - - if (info->messages) - smp_ops->cause_ipi(smp_processor_id(), info->data); -} - irqreturn_t smp_ipi_demux(void) { struct cpu_messages *info = &__get_cpu_var(ipi_message); @@ -238,16 +230,26 @@ irqreturn_t smp_ipi_demux(void) } #endif /* CONFIG_PPC_SMP_MUXED_IPI */ +static inline void do_message_pass(int cpu, int msg) +{ + if (smp_ops->message_pass) + smp_ops->message_pass(cpu, msg); +#ifdef CONFIG_PPC_SMP_MUXED_IPI + else + smp_muxed_ipi_message_pass(cpu, msg); +#endif +} + void smp_send_reschedule(int cpu) { if (likely(smp_ops)) - smp_ops->message_pass(cpu, PPC_MSG_RESCHEDULE); + do_message_pass(cpu, PPC_MSG_RESCHEDULE); } EXPORT_SYMBOL_GPL(smp_send_reschedule); void arch_send_call_function_single_ipi(int cpu) { - smp_ops->message_pass(cpu, PPC_MSG_CALL_FUNC_SINGLE); + do_message_pass(cpu, PPC_MSG_CALL_FUNC_SINGLE); } void arch_send_call_function_ipi_mask(const struct cpumask *mask) @@ -255,7 +257,7 @@ void arch_send_call_function_ipi_mask(const struct cpumask *mask) unsigned int cpu; for_each_cpu(cpu, mask) - smp_ops->message_pass(cpu, PPC_MSG_CALL_FUNCTION); + do_message_pass(cpu, PPC_MSG_CALL_FUNCTION); } #if defined(CONFIG_DEBUGGER) || defined(CONFIG_KEXEC) @@ -269,7 +271,7 @@ void smp_send_debugger_break(void) for_each_online_cpu(cpu) if (cpu != me) - smp_ops->message_pass(cpu, PPC_MSG_DEBUGGER_BREAK); + do_message_pass(cpu, PPC_MSG_DEBUGGER_BREAK); } #endif @@ -304,6 +306,10 @@ struct thread_info *current_set[NR_CPUS]; static void __devinit smp_store_cpu_info(int id) { per_cpu(cpu_pvr, id) = mfspr(SPRN_PVR); +#ifdef CONFIG_PPC_FSL_BOOK3E + per_cpu(next_tlbcam_idx, id) + = (mfspr(SPRN_TLB1CFG) & TLBnCFG_N_ENTRY) - 1; +#endif } void __init smp_prepare_cpus(unsigned int max_cpus) |