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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
33 lines
1.1 KiB
C
33 lines
1.1 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(_FS_RESCTRL_MONITOR_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _FS_RESCTRL_MONITOR_TRACE_H
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#include <linux/tracepoint.h>
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TRACE_EVENT(mon_llc_occupancy_limbo,
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TP_PROTO(u32 ctrl_hw_id, u32 mon_hw_id, int domain_id, u64 llc_occupancy_bytes),
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TP_ARGS(ctrl_hw_id, mon_hw_id, domain_id, llc_occupancy_bytes),
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TP_STRUCT__entry(__field(u32, ctrl_hw_id)
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__field(u32, mon_hw_id)
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__field(int, domain_id)
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__field(u64, llc_occupancy_bytes)),
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TP_fast_assign(__entry->ctrl_hw_id = ctrl_hw_id;
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__entry->mon_hw_id = mon_hw_id;
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__entry->domain_id = domain_id;
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__entry->llc_occupancy_bytes = llc_occupancy_bytes;),
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TP_printk("ctrl_hw_id=%u mon_hw_id=%u domain_id=%d llc_occupancy_bytes=%llu",
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__entry->ctrl_hw_id, __entry->mon_hw_id, __entry->domain_id,
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__entry->llc_occupancy_bytes)
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);
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#endif /* _FS_RESCTRL_MONITOR_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 monitor_trace
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#include <trace/define_trace.h>
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