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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758/* 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>