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| author | Mark Johnston <markj@FreeBSD.org> | 2024-05-01 11:17:29 +0000 |
|---|---|---|
| committer | Mark Johnston <markj@FreeBSD.org> | 2024-05-01 11:49:35 +0000 |
| commit | 4afce4473db4f51acd034333b8506294b4fb61e6 (patch) | |
| tree | d9a0394aef2a83c5c4234e72baa5cf58bb6ebccf | |
| parent | 0fe60dc65572f4d04992c97c0e262af5c50e7408 (diff) | |
| download | src-4afce4473db4f51acd034333b8506294b4fb61e6.tar.gz src-4afce4473db4f51acd034333b8506294b4fb61e6.zip | |
sdt: Add macros which expand to probe and provider structure names
No functional change intended.
MFC after: 1 week
| -rw-r--r-- | sys/sys/sdt.h | 37 |
1 files changed, 21 insertions, 16 deletions
diff --git a/sys/sys/sdt.h b/sys/sys/sdt.h index cbe5bd99c242..fabf4d72740c 100644 --- a/sys/sys/sdt.h +++ b/sys/sys/sdt.h @@ -150,36 +150,41 @@ SET_DECLARE(sdt_providers_set, struct sdt_provider); SET_DECLARE(sdt_probes_set, struct sdt_probe); SET_DECLARE(sdt_argtypes_set, struct sdt_argtype); +#define _SDT_PROBE_NAME(prov, mod, func, name) \ + sdt_##prov##_##mod##_##func##_##name +#define _SDT_PROVIDER_NAME(prov) \ + sdt_provider_##prov + #define SDT_PROVIDER_DEFINE(_prov) \ - struct sdt_provider sdt_provider_##_prov[1] = { \ + struct sdt_provider _SDT_PROVIDER_NAME(_prov)[1] = { \ [0] = { .name = #_prov }, \ }; \ - DATA_SET(sdt_providers_set, sdt_provider_##_prov); + DATA_SET(sdt_providers_set, _SDT_PROVIDER_NAME(_prov)) -#define SDT_PROVIDER_DECLARE(prov) \ - extern struct sdt_provider sdt_provider_##prov[1] +#define SDT_PROVIDER_DECLARE(prov) \ + extern struct sdt_provider _SDT_PROVIDER_NAME(prov)[1] #define SDT_PROBE_DEFINE(_prov, _mod, _func, _name) \ - struct sdt_probe sdt_##_prov##_##_mod##_##_func##_##_name[1] = {\ + struct sdt_probe _SDT_PROBE_NAME(_prov, _mod, _func, _name)[1] = { \ [0] = { \ .version = sizeof(struct sdt_probe), \ - .prov = sdt_provider_##_prov, \ + .prov = _SDT_PROVIDER_NAME(_prov), \ .mod = #_mod, \ .func = #_func, \ .name = #_name, \ }, \ }; \ - DATA_SET(sdt_probes_set, sdt_##_prov##_##_mod##_##_func##_##_name) + DATA_SET(sdt_probes_set, _SDT_PROBE_NAME(_prov, _mod, _func, _name)) -#define SDT_PROBE_DECLARE(prov, mod, func, name) \ - extern struct sdt_probe sdt_##prov##_##mod##_##func##_##name[1] +#define SDT_PROBE_DECLARE(prov, mod, func, name) \ + extern struct sdt_probe _SDT_PROBE_NAME(prov, mod, func, name)[1] #define SDT_PROBES_ENABLED() __predict_false(sdt_probes_enabled) #define SDT_PROBE(prov, mod, func, name, arg0, arg1, arg2, arg3, arg4) do { \ if (SDT_PROBES_ENABLED()) { \ - if (__predict_false(sdt_##prov##_##mod##_##func##_##name->id)) \ - (*sdt_probe_func)(sdt_##prov##_##mod##_##func##_##name->id, \ + if (__predict_false(_SDT_PROBE_NAME(prov, mod, func, name)->id)) \ + (*sdt_probe_func)(_SDT_PROBE_NAME(prov, mod, func, name)->id, \ (uintptr_t) arg0, (uintptr_t) arg1, (uintptr_t) arg2, \ (uintptr_t) arg3, (uintptr_t) arg4); \ } \ @@ -192,7 +197,7 @@ SET_DECLARE(sdt_argtypes_set, struct sdt_argtype); .ndx = _num, \ .type = _type, \ .xtype = _xtype, \ - .probe = sdt_##_prov##_##_mod##_##_func##_##_name, \ + .probe = _SDT_PROBE_NAME(_prov, _mod, _func, _name), \ }, \ }; \ DATA_SET(sdt_argtypes_set, \ @@ -325,21 +330,21 @@ SET_DECLARE(sdt_argtypes_set, struct sdt_argtype); SDT_PROBE(prov, mod, func, name, arg0, arg1, arg2, arg3, arg4) #define SDT_PROBE6(prov, mod, func, name, arg0, arg1, arg2, arg3, arg4, arg5) \ do { \ - if (sdt_##prov##_##mod##_##func##_##name->id) \ + if (_SDT_PROBE_NAME(prov, mod, func, name)->id) \ (*(void (*)(uint32_t, uintptr_t, uintptr_t, uintptr_t, \ uintptr_t, uintptr_t, uintptr_t))sdt_probe_func)( \ - sdt_##prov##_##mod##_##func##_##name->id, \ + _SDT_PROBE_NAME(prov, mod, func, name)->id, \ (uintptr_t)arg0, (uintptr_t)arg1, (uintptr_t)arg2, \ (uintptr_t)arg3, (uintptr_t)arg4, (uintptr_t)arg5);\ } while (0) #define SDT_PROBE7(prov, mod, func, name, arg0, arg1, arg2, arg3, arg4, arg5, \ arg6) \ do { \ - if (sdt_##prov##_##mod##_##func##_##name->id) \ + if (_SDT_PROBE_NAME(prov, mod, func, name)->id) \ (*(void (*)(uint32_t, uintptr_t, uintptr_t, uintptr_t, \ uintptr_t, uintptr_t, uintptr_t, uintptr_t)) \ sdt_probe_func)( \ - sdt_##prov##_##mod##_##func##_##name->id, \ + _SDT_PROBE_NAME(prov, mod, func, name)->id, \ (uintptr_t)arg0, (uintptr_t)arg1, (uintptr_t)arg2, \ (uintptr_t)arg3, (uintptr_t)arg4, (uintptr_t)arg5, \ (uintptr_t)arg6); \ |