/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _STATIC_CALL_TYPES_H #define _STATIC_CALL_TYPES_H #include <linux/types.h> #include <linux/stringify.h> #define STATIC_CALL_KEY_PREFIX __SCK__ #define STATIC_CALL_KEY_PREFIX_STR __stringify(STATIC_CALL_KEY_PREFIX) #define STATIC_CALL_KEY_PREFIX_LEN (sizeof(STATIC_CALL_KEY_PREFIX_STR) - 1) #define STATIC_CALL_KEY(name) __PASTE(STATIC_CALL_KEY_PREFIX, name) #define STATIC_CALL_TRAMP_PREFIX __SCT__ #define STATIC_CALL_TRAMP_PREFIX_STR __stringify(STATIC_CALL_TRAMP_PREFIX) #define STATIC_CALL_TRAMP_PREFIX_LEN (sizeof(STATIC_CALL_TRAMP_PREFIX_STR) - 1) #define STATIC_CALL_TRAMP(name) __PASTE(STATIC_CALL_TRAMP_PREFIX, name) #define STATIC_CALL_TRAMP_STR(name) __stringify(STATIC_CALL_TRAMP(name)) /* * Flags in the low bits of static_call_site::key. */ #define STATIC_CALL_SITE_TAIL 1UL /* tail call */ #define STATIC_CALL_SITE_INIT 2UL /* init section */ #define STATIC_CALL_SITE_FLAGS 3UL /* * The static call site table needs to be created by external tooling (objtool * or a compiler plugin). */ struct static_call_site { s32 addr; s32 key; }; #endif /* _STATIC_CALL_TYPES_H */