/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM capability
#if !defined (_TRACE_CAPABILITY_H) || defined (TRACE_HEADER_MULTI_READ)
#define _TRACE_CAPABILITY_H
#include <linux/cred.h>
#include <linux/tracepoint.h>
#include <linux/user_namespace.h>
/**
* cap_capable - called after it ' s determined if a task has a particular
* effective capability
*
* @ cred : The credentials used
* @ target_ns : The user namespace of the resource being accessed
* @ capable_ns : The user namespace in which the credential provides the
* capability to access the targeted resource .
* This will be NULL if ret is not 0 .
* @ cap : The capability to check for
* @ ret : The return value of the check : 0 if it does , - ve if it does not
*
* Allows to trace calls to cap_capable in commoncap . c
*/
TRACE_EVENT(cap_capable,
TP_PROTO(const struct cred *cred, struct user_namespace *target_ns,
const struct user_namespace *capable_ns, int cap, int ret),
TP_ARGS(cred, target_ns, capable_ns, cap, ret),
TP_STRUCT__entry(
__field(const struct cred *, cred)
__field(struct user_namespace *, target_ns)
__field(const struct user_namespace *, capable_ns)
__field(int , cap)
__field(int , ret)
),
TP_fast_assign(
__entry->cred = cred;
__entry->target_ns = target_ns;
__entry->capable_ns = ret == 0 ? capable_ns : NULL;
__entry->cap = cap;
__entry->ret = ret;
),
TP_printk("cred %p, target_ns %p, capable_ns %p, cap %d, ret %d" ,
__entry->cred, __entry->target_ns, __entry->capable_ns, __entry->cap,
__entry->ret)
);
#endif /* _TRACE_CAPABILITY_H */
/* This part must be outside protection */
#include <trace/define_trace.h>
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(vorverarbeitet am 2026-09-28)
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