mirror of https://gitee.com/openkylin/linux.git
x86/vector: Add tracepoints for vector management
Add tracepoints for analysing the new vector management Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Tested-by: Juergen Gross <jgross@suse.com> Tested-by: Yu Chen <yu.c.chen@intel.com> Acked-by: Juergen Gross <jgross@suse.com> Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com> Cc: Tony Luck <tony.luck@intel.com> Cc: Marc Zyngier <marc.zyngier@arm.com> Cc: Alok Kataria <akataria@vmware.com> Cc: Joerg Roedel <joro@8bytes.org> Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net> Cc: Steven Rostedt <rostedt@goodmis.org> Cc: Christoph Hellwig <hch@lst.de> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Paolo Bonzini <pbonzini@redhat.com> Cc: Rui Zhang <rui.zhang@intel.com> Cc: "K. Y. Srinivasan" <kys@microsoft.com> Cc: Arjan van de Ven <arjan@linux.intel.com> Cc: Dan Williams <dan.j.williams@intel.com> Cc: Len Brown <lenb@kernel.org> Link: https://lkml.kernel.org/r/20170913213155.357986795@linutronix.de
This commit is contained in:
Thomas Gleixner
parent
8ed4f3e666
commit
8d1e3dca7d
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@ -137,6 +137,250 @@ DEFINE_IRQ_VECTOR_EVENT(deferred_error_apic);
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DEFINE_IRQ_VECTOR_EVENT(thermal_apic);
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#endif
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TRACE_EVENT(vector_config,
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TP_PROTO(unsigned int irq, unsigned int vector,
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unsigned int cpu, unsigned int apicdest),
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TP_ARGS(irq, vector, cpu, apicdest),
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TP_STRUCT__entry(
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__field( unsigned int, irq )
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__field( unsigned int, vector )
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__field( unsigned int, cpu )
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__field( unsigned int, apicdest )
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),
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TP_fast_assign(
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__entry->irq = irq;
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__entry->vector = vector;
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__entry->cpu = cpu;
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__entry->apicdest = apicdest;
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),
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TP_printk("irq=%u vector=%u cpu=%u apicdest=0x%08x",
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__entry->irq, __entry->vector, __entry->cpu,
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__entry->apicdest)
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);
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DECLARE_EVENT_CLASS(vector_mod,
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TP_PROTO(unsigned int irq, unsigned int vector,
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unsigned int cpu, unsigned int prev_vector,
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unsigned int prev_cpu),
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TP_ARGS(irq, vector, cpu, prev_vector, prev_cpu),
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TP_STRUCT__entry(
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__field( unsigned int, irq )
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__field( unsigned int, vector )
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__field( unsigned int, cpu )
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__field( unsigned int, prev_vector )
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__field( unsigned int, prev_cpu )
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),
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TP_fast_assign(
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__entry->irq = irq;
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__entry->vector = vector;
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__entry->cpu = cpu;
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__entry->prev_vector = prev_vector;
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__entry->prev_cpu = prev_cpu;
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),
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TP_printk("irq=%u vector=%u cpu=%u prev_vector=%u prev_cpu=%u",
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__entry->irq, __entry->vector, __entry->cpu,
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__entry->prev_vector, __entry->prev_cpu)
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);
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#define DEFINE_IRQ_VECTOR_MOD_EVENT(name) \
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DEFINE_EVENT_FN(vector_mod, name, \
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TP_PROTO(unsigned int irq, unsigned int vector, \
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unsigned int cpu, unsigned int prev_vector, \
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unsigned int prev_cpu), \
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TP_ARGS(irq, vector, cpu, prev_vector, prev_cpu), NULL, NULL); \
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DEFINE_IRQ_VECTOR_MOD_EVENT(vector_update);
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DEFINE_IRQ_VECTOR_MOD_EVENT(vector_clear);
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DECLARE_EVENT_CLASS(vector_reserve,
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TP_PROTO(unsigned int irq, int ret),
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TP_ARGS(irq, ret),
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TP_STRUCT__entry(
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__field( unsigned int, irq )
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__field( int, ret )
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),
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TP_fast_assign(
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__entry->irq = irq;
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__entry->ret = ret;
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),
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TP_printk("irq=%u ret=%d", __entry->irq, __entry->ret)
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);
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#define DEFINE_IRQ_VECTOR_RESERVE_EVENT(name) \
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DEFINE_EVENT_FN(vector_reserve, name, \
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TP_PROTO(unsigned int irq, int ret), \
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TP_ARGS(irq, ret), NULL, NULL); \
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DEFINE_IRQ_VECTOR_RESERVE_EVENT(vector_reserve_managed);
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DEFINE_IRQ_VECTOR_RESERVE_EVENT(vector_reserve);
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TRACE_EVENT(vector_alloc,
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TP_PROTO(unsigned int irq, unsigned int vector, bool reserved,
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int ret),
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TP_ARGS(irq, vector, ret, reserved),
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TP_STRUCT__entry(
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__field( unsigned int, irq )
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__field( unsigned int, vector )
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__field( bool, reserved )
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__field( int, ret )
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),
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TP_fast_assign(
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__entry->irq = irq;
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__entry->vector = ret < 0 ? 0 : vector;
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__entry->reserved = reserved;
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__entry->ret = ret > 0 ? 0 : ret;
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),
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TP_printk("irq=%u vector=%u reserved=%d ret=%d",
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__entry->irq, __entry->vector,
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__entry->reserved, __entry->ret)
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);
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TRACE_EVENT(vector_alloc_managed,
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TP_PROTO(unsigned int irq, unsigned int vector,
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int ret),
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TP_ARGS(irq, vector, ret),
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TP_STRUCT__entry(
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__field( unsigned int, irq )
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__field( unsigned int, vector )
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__field( int, ret )
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),
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TP_fast_assign(
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__entry->irq = irq;
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__entry->vector = ret < 0 ? 0 : vector;
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__entry->ret = ret > 0 ? 0 : ret;
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),
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TP_printk("irq=%u vector=%u ret=%d",
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__entry->irq, __entry->vector, __entry->ret)
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);
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DECLARE_EVENT_CLASS(vector_activate,
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TP_PROTO(unsigned int irq, bool is_managed, bool can_reserve,
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bool early),
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TP_ARGS(irq, is_managed, can_reserve, early),
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TP_STRUCT__entry(
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__field( unsigned int, irq )
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__field( bool, is_managed )
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__field( bool, can_reserve )
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__field( bool, early )
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),
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TP_fast_assign(
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__entry->irq = irq;
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__entry->is_managed = is_managed;
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__entry->can_reserve = can_reserve;
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__entry->early = early;
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),
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TP_printk("irq=%u is_managed=%d can_reserve=%d early=%d",
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__entry->irq, __entry->is_managed, __entry->can_reserve,
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__entry->early)
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);
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#define DEFINE_IRQ_VECTOR_ACTIVATE_EVENT(name) \
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DEFINE_EVENT_FN(vector_activate, name, \
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TP_PROTO(unsigned int irq, bool is_managed, \
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bool can_reserve, bool early), \
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TP_ARGS(irq, is_managed, can_reserve, early), NULL, NULL); \
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DEFINE_IRQ_VECTOR_ACTIVATE_EVENT(vector_activate);
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DEFINE_IRQ_VECTOR_ACTIVATE_EVENT(vector_deactivate);
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TRACE_EVENT(vector_teardown,
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TP_PROTO(unsigned int irq, bool is_managed, bool has_reserved),
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TP_ARGS(irq, is_managed, has_reserved),
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TP_STRUCT__entry(
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__field( unsigned int, irq )
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__field( bool, is_managed )
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__field( bool, has_reserved )
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),
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TP_fast_assign(
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__entry->irq = irq;
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__entry->is_managed = is_managed;
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__entry->has_reserved = has_reserved;
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),
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TP_printk("irq=%u is_managed=%d has_reserved=%d",
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__entry->irq, __entry->is_managed, __entry->has_reserved)
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);
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TRACE_EVENT(vector_setup,
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TP_PROTO(unsigned int irq, bool is_legacy, int ret),
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TP_ARGS(irq, is_legacy, ret),
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TP_STRUCT__entry(
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__field( unsigned int, irq )
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__field( bool, is_legacy )
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__field( int, ret )
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),
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TP_fast_assign(
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__entry->irq = irq;
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__entry->is_legacy = is_legacy;
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__entry->ret = ret;
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),
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TP_printk("irq=%u is_legacy=%d ret=%d",
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__entry->irq, __entry->is_legacy, __entry->ret)
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);
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TRACE_EVENT(vector_free_moved,
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TP_PROTO(unsigned int irq, unsigned int vector, bool is_managed),
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TP_ARGS(irq, vector, is_managed),
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TP_STRUCT__entry(
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__field( unsigned int, irq )
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__field( unsigned int, vector )
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__field( bool, is_managed )
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),
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TP_fast_assign(
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__entry->irq = irq;
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__entry->vector = vector;
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__entry->is_managed = is_managed;
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),
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TP_printk("irq=%u vector=%u is_managed=%d",
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__entry->irq, __entry->vector, __entry->is_managed)
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);
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#endif /* CONFIG_X86_LOCAL_APIC */
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#undef TRACE_INCLUDE_PATH
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@ -22,6 +22,8 @@
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#include <asm/desc.h>
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#include <asm/irq_remapping.h>
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#include <asm/trace/irq_vectors.h>
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struct apic_chip_data {
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struct irq_cfg cfg;
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unsigned int cpu;
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