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trace: platform/x86/intel/ifs: Add trace point to track Intel IFS ope…
…rations Add tracing support which may be useful for debugging systems that fail to complete In Field Scan tests. Acked-by: Steven Rostedt (Google) <rostedt@goodmis.org> Reviewed-by: Dan Williams <dan.j.williams@intel.com> Signed-off-by: Tony Luck <tony.luck@intel.com> Acked-by: Hans de Goede <hdegoede@redhat.com> Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Link: https://lore.kernel.org/r/20220506225410.1652287-11-tony.luck@intel.com Signed-off-by: Hans de Goede <hdegoede@redhat.com>
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/* SPDX-License-Identifier: GPL-2.0 */ | ||
#undef TRACE_SYSTEM | ||
#define TRACE_SYSTEM intel_ifs | ||
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#if !defined(_TRACE_IFS_H) || defined(TRACE_HEADER_MULTI_READ) | ||
#define _TRACE_IFS_H | ||
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#include <linux/ktime.h> | ||
#include <linux/tracepoint.h> | ||
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TRACE_EVENT(ifs_status, | ||
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TP_PROTO(int cpu, union ifs_scan activate, union ifs_status status), | ||
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TP_ARGS(cpu, activate, status), | ||
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TP_STRUCT__entry( | ||
__field( u64, status ) | ||
__field( int, cpu ) | ||
__field( u8, start ) | ||
__field( u8, stop ) | ||
), | ||
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TP_fast_assign( | ||
__entry->cpu = cpu; | ||
__entry->start = activate.start; | ||
__entry->stop = activate.stop; | ||
__entry->status = status.data; | ||
), | ||
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TP_printk("cpu: %d, start: %.2x, stop: %.2x, status: %llx", | ||
__entry->cpu, | ||
__entry->start, | ||
__entry->stop, | ||
__entry->status) | ||
); | ||
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#endif /* _TRACE_IFS_H */ | ||
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/* This part must be outside protection */ | ||
#include <trace/define_trace.h> |