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e14da77113
Various trace event fields that store cgroup IDs were declared as
ints, but cgroup_id(() returns a u64 and the structures and associated
TP_printk() calls were not updated to reflect this.
Fixes: 743210386c ("cgroup: use cgrp->kn->id as the cgroup ID")
Signed-off-by: William Kucharski <william.kucharski@oracle.com>
Reviewed-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Signed-off-by: Tejun Heo <tj@kernel.org>
211 lines
4.3 KiB
C
211 lines
4.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM cgroup
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#if !defined(_TRACE_CGROUP_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_CGROUP_H
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#include <linux/cgroup.h>
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#include <linux/tracepoint.h>
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DECLARE_EVENT_CLASS(cgroup_root,
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TP_PROTO(struct cgroup_root *root),
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TP_ARGS(root),
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TP_STRUCT__entry(
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__field( int, root )
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__field( u16, ss_mask )
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__string( name, root->name )
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),
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TP_fast_assign(
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__entry->root = root->hierarchy_id;
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__entry->ss_mask = root->subsys_mask;
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__assign_str(name, root->name);
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),
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TP_printk("root=%d ss_mask=%#x name=%s",
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__entry->root, __entry->ss_mask, __get_str(name))
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);
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DEFINE_EVENT(cgroup_root, cgroup_setup_root,
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TP_PROTO(struct cgroup_root *root),
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TP_ARGS(root)
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);
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DEFINE_EVENT(cgroup_root, cgroup_destroy_root,
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TP_PROTO(struct cgroup_root *root),
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TP_ARGS(root)
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);
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DEFINE_EVENT(cgroup_root, cgroup_remount,
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TP_PROTO(struct cgroup_root *root),
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TP_ARGS(root)
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);
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DECLARE_EVENT_CLASS(cgroup,
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TP_PROTO(struct cgroup *cgrp, const char *path),
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TP_ARGS(cgrp, path),
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TP_STRUCT__entry(
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__field( int, root )
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__field( int, level )
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__field( u64, id )
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__string( path, path )
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),
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TP_fast_assign(
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__entry->root = cgrp->root->hierarchy_id;
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__entry->id = cgroup_id(cgrp);
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__entry->level = cgrp->level;
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__assign_str(path, path);
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),
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TP_printk("root=%d id=%llu level=%d path=%s",
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__entry->root, __entry->id, __entry->level, __get_str(path))
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);
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DEFINE_EVENT(cgroup, cgroup_mkdir,
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TP_PROTO(struct cgroup *cgrp, const char *path),
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TP_ARGS(cgrp, path)
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);
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DEFINE_EVENT(cgroup, cgroup_rmdir,
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TP_PROTO(struct cgroup *cgrp, const char *path),
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TP_ARGS(cgrp, path)
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);
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DEFINE_EVENT(cgroup, cgroup_release,
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TP_PROTO(struct cgroup *cgrp, const char *path),
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TP_ARGS(cgrp, path)
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);
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DEFINE_EVENT(cgroup, cgroup_rename,
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TP_PROTO(struct cgroup *cgrp, const char *path),
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TP_ARGS(cgrp, path)
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);
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DEFINE_EVENT(cgroup, cgroup_freeze,
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TP_PROTO(struct cgroup *cgrp, const char *path),
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TP_ARGS(cgrp, path)
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);
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DEFINE_EVENT(cgroup, cgroup_unfreeze,
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TP_PROTO(struct cgroup *cgrp, const char *path),
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TP_ARGS(cgrp, path)
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);
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DECLARE_EVENT_CLASS(cgroup_migrate,
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TP_PROTO(struct cgroup *dst_cgrp, const char *path,
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struct task_struct *task, bool threadgroup),
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TP_ARGS(dst_cgrp, path, task, threadgroup),
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TP_STRUCT__entry(
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__field( int, dst_root )
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__field( int, dst_level )
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__field( u64, dst_id )
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__field( int, pid )
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__string( dst_path, path )
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__string( comm, task->comm )
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),
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TP_fast_assign(
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__entry->dst_root = dst_cgrp->root->hierarchy_id;
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__entry->dst_id = cgroup_id(dst_cgrp);
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__entry->dst_level = dst_cgrp->level;
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__assign_str(dst_path, path);
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__entry->pid = task->pid;
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__assign_str(comm, task->comm);
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),
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TP_printk("dst_root=%d dst_id=%llu dst_level=%d dst_path=%s pid=%d comm=%s",
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__entry->dst_root, __entry->dst_id, __entry->dst_level,
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__get_str(dst_path), __entry->pid, __get_str(comm))
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);
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DEFINE_EVENT(cgroup_migrate, cgroup_attach_task,
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TP_PROTO(struct cgroup *dst_cgrp, const char *path,
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struct task_struct *task, bool threadgroup),
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TP_ARGS(dst_cgrp, path, task, threadgroup)
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);
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DEFINE_EVENT(cgroup_migrate, cgroup_transfer_tasks,
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TP_PROTO(struct cgroup *dst_cgrp, const char *path,
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struct task_struct *task, bool threadgroup),
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TP_ARGS(dst_cgrp, path, task, threadgroup)
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);
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DECLARE_EVENT_CLASS(cgroup_event,
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TP_PROTO(struct cgroup *cgrp, const char *path, int val),
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TP_ARGS(cgrp, path, val),
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TP_STRUCT__entry(
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__field( int, root )
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__field( int, level )
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__field( u64, id )
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__string( path, path )
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__field( int, val )
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),
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TP_fast_assign(
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__entry->root = cgrp->root->hierarchy_id;
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__entry->id = cgroup_id(cgrp);
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__entry->level = cgrp->level;
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__assign_str(path, path);
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__entry->val = val;
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),
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TP_printk("root=%d id=%llu level=%d path=%s val=%d",
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__entry->root, __entry->id, __entry->level, __get_str(path),
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__entry->val)
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);
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DEFINE_EVENT(cgroup_event, cgroup_notify_populated,
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TP_PROTO(struct cgroup *cgrp, const char *path, int val),
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TP_ARGS(cgrp, path, val)
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);
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DEFINE_EVENT(cgroup_event, cgroup_notify_frozen,
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TP_PROTO(struct cgroup *cgrp, const char *path, int val),
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TP_ARGS(cgrp, path, val)
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);
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#endif /* _TRACE_CGROUP_H */
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/* This part must be outside protection */
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#include <trace/define_trace.h>
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