diff options
| author | christos <christos@NetBSD.org> | 2015-03-08 22:45:16 +0000 |
|---|---|---|
| committer | christos <christos@NetBSD.org> | 2015-03-08 22:45:16 +0000 |
| commit | e6df83a65039d4cfab2bdc8346acf55e8fcf329d (patch) | |
| tree | 1fb56c3e1450076f922cac9039d8e8181e6f1175 /sys/dev/lockstat.h | |
| parent | 42f7e7f2ae51aeaae06bdd45eba11f7f6443ea39 (diff) | |
dtrace bits from riastradh
Diffstat (limited to 'sys/dev/lockstat.h')
| -rw-r--r-- | sys/dev/lockstat.h | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/sys/dev/lockstat.h b/sys/dev/lockstat.h index d3d0e91b319..ef95d7c0562 100644 --- a/sys/dev/lockstat.h +++ b/sys/dev/lockstat.h @@ -1,4 +1,4 @@ -/* $NetBSD: lockstat.h,v 1.10 2009/01/20 14:49:00 yamt Exp $ */ +/* $NetBSD: lockstat.h,v 1.11 2015/03/08 22:45:16 christos Exp $ */ /*- * Copyright (c) 2006 The NetBSD Foundation, Inc. @@ -33,6 +33,7 @@ #define _SYS_LOCKSTAT_H_ #ifdef _KERNEL_OPT +#include "opt_dtrace.h" #include <lockstat.h> #endif @@ -195,4 +196,17 @@ extern volatile u_int lockstat_enabled; #endif +#ifdef KDTRACE_HOOKS +#define LS_COMPRESS(f) \ + ((((f) & 3) | (((f) & 7) >> 6)) & (LS_NPROBES - 1)) +#define LS_NPROBES 0x20 /* 5 bits */ + +extern uint32_t lockstat_probemap[]; +extern void (*lockstat_probe_func)(uint32_t, uintptr_t, uintptr_t, + uintptr_t, uintptr_t, uintptr_t); + +void lockstat_probe_stub(uint32_t, uintptr_t, uintptr_t, + uintptr_t, uintptr_t, uintptr_t); +#endif + #endif /* _SYS_LOCKSTAT_H_ */ |
