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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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90eec103b9
There were still a number of references to my old Red Hat email address in the kernel source. Remove these while keeping the Red Hat copyright notices intact. Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Mike Galbraith <efault@gmx.de> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Vince Weaver <vincent.weaver@maine.edu> Signed-off-by: Ingo Molnar <mingo@kernel.org>
45 lines
879 B
C
45 lines
879 B
C
/*
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* x86 specific code for irq_work
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*
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* Copyright (C) 2010 Red Hat, Inc., Peter Zijlstra
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*/
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#include <linux/kernel.h>
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#include <linux/irq_work.h>
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#include <linux/hardirq.h>
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#include <asm/apic.h>
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#include <asm/trace/irq_vectors.h>
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static inline void __smp_irq_work_interrupt(void)
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{
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inc_irq_stat(apic_irq_work_irqs);
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irq_work_run();
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}
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__visible void smp_irq_work_interrupt(struct pt_regs *regs)
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{
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ipi_entering_ack_irq();
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__smp_irq_work_interrupt();
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exiting_irq();
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}
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__visible void smp_trace_irq_work_interrupt(struct pt_regs *regs)
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{
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ipi_entering_ack_irq();
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trace_irq_work_entry(IRQ_WORK_VECTOR);
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__smp_irq_work_interrupt();
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trace_irq_work_exit(IRQ_WORK_VECTOR);
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exiting_irq();
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}
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void arch_irq_work_raise(void)
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{
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#ifdef CONFIG_X86_LOCAL_APIC
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if (!arch_irq_work_has_interrupt())
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return;
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apic->send_IPI_self(IRQ_WORK_VECTOR);
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apic_wait_icr_idle();
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#endif
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}
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