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7168ae330e
Resctrl is a filesystem interface to hardware that provides cache allocation policy and bandwidth control for groups of tasks or CPUs. To support more than one architecture, resctrl needs to live in /fs/. Move the code that is concerned with the filesystem interface to /fs/resctrl. Signed-off-by: James Morse <james.morse@arm.com> Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de> Reviewed-by: Reinette Chatre <reinette.chatre@intel.com> Reviewed-by: Fenghua Yu <fenghuay@nvidia.com> Tested-by: Fenghua Yu <fenghuay@nvidia.com> Tested-by: Tony Luck <tony.luck@intel.com> Link: https://lore.kernel.org/20250515165855.31452-25-james.morse@arm.com
45 lines
1.3 KiB
C
45 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM resctrl
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#if !defined(_X86_RESCTRL_PSEUDO_LOCK_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _X86_RESCTRL_PSEUDO_LOCK_TRACE_H
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#include <linux/tracepoint.h>
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TRACE_EVENT(pseudo_lock_mem_latency,
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TP_PROTO(u32 latency),
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TP_ARGS(latency),
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TP_STRUCT__entry(__field(u32, latency)),
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TP_fast_assign(__entry->latency = latency),
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TP_printk("latency=%u", __entry->latency)
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);
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TRACE_EVENT(pseudo_lock_l2,
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TP_PROTO(u64 l2_hits, u64 l2_miss),
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TP_ARGS(l2_hits, l2_miss),
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TP_STRUCT__entry(__field(u64, l2_hits)
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__field(u64, l2_miss)),
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TP_fast_assign(__entry->l2_hits = l2_hits;
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__entry->l2_miss = l2_miss;),
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TP_printk("hits=%llu miss=%llu",
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__entry->l2_hits, __entry->l2_miss));
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TRACE_EVENT(pseudo_lock_l3,
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TP_PROTO(u64 l3_hits, u64 l3_miss),
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TP_ARGS(l3_hits, l3_miss),
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TP_STRUCT__entry(__field(u64, l3_hits)
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__field(u64, l3_miss)),
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TP_fast_assign(__entry->l3_hits = l3_hits;
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__entry->l3_miss = l3_miss;),
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TP_printk("hits=%llu miss=%llu",
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__entry->l3_hits, __entry->l3_miss));
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#endif /* _X86_RESCTRL_PSEUDO_LOCK_TRACE_H */
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#undef TRACE_INCLUDE_PATH
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#define TRACE_INCLUDE_PATH .
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#define TRACE_INCLUDE_FILE pseudo_lock_trace
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#include <trace/define_trace.h>
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