diff options
| -rw-r--r-- | arch/sh/Kconfig | 1 | ||||
| -rw-r--r-- | arch/sh/include/asm/thread_info.h | 8 | ||||
| -rw-r--r-- | arch/sh/kernel/ptrace_32.c | 15 | ||||
| -rw-r--r-- | arch/sh/kernel/ptrace_64.c | 9 |
4 files changed, 20 insertions, 13 deletions
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index 2f5352c06a0e..4df3570fe511 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig | |||
| @@ -20,6 +20,7 @@ config SUPERH | |||
| 20 | select HAVE_KERNEL_GZIP | 20 | select HAVE_KERNEL_GZIP |
| 21 | select HAVE_KERNEL_BZIP2 | 21 | select HAVE_KERNEL_BZIP2 |
| 22 | select HAVE_KERNEL_LZMA | 22 | select HAVE_KERNEL_LZMA |
| 23 | select HAVE_SYSCALL_TRACEPOINTS | ||
| 23 | select RTC_LIB | 24 | select RTC_LIB |
| 24 | select GENERIC_ATOMIC64 | 25 | select GENERIC_ATOMIC64 |
| 25 | help | 26 | help |
diff --git a/arch/sh/include/asm/thread_info.h b/arch/sh/include/asm/thread_info.h index 5123bcaa8509..bdeb9d46d17d 100644 --- a/arch/sh/include/asm/thread_info.h +++ b/arch/sh/include/asm/thread_info.h | |||
| @@ -116,7 +116,7 @@ extern void free_thread_info(struct thread_info *ti); | |||
| 116 | #define TIF_SYSCALL_AUDIT 5 /* syscall auditing active */ | 116 | #define TIF_SYSCALL_AUDIT 5 /* syscall auditing active */ |
| 117 | #define TIF_SECCOMP 6 /* secure computing */ | 117 | #define TIF_SECCOMP 6 /* secure computing */ |
| 118 | #define TIF_NOTIFY_RESUME 7 /* callback before returning to user */ | 118 | #define TIF_NOTIFY_RESUME 7 /* callback before returning to user */ |
| 119 | #define TIF_SYSCALL_FTRACE 8 /* for ftrace syscall instrumentation */ | 119 | #define TIF_SYSCALL_TRACEPOINT 8 /* for ftrace syscall instrumentation */ |
| 120 | #define TIF_USEDFPU 16 /* FPU was used by this task this quantum (SMP) */ | 120 | #define TIF_USEDFPU 16 /* FPU was used by this task this quantum (SMP) */ |
| 121 | #define TIF_POLLING_NRFLAG 17 /* true if poll_idle() is polling TIF_NEED_RESCHED */ | 121 | #define TIF_POLLING_NRFLAG 17 /* true if poll_idle() is polling TIF_NEED_RESCHED */ |
| 122 | #define TIF_MEMDIE 18 | 122 | #define TIF_MEMDIE 18 |
| @@ -130,7 +130,7 @@ extern void free_thread_info(struct thread_info *ti); | |||
| 130 | #define _TIF_SYSCALL_AUDIT (1 << TIF_SYSCALL_AUDIT) | 130 | #define _TIF_SYSCALL_AUDIT (1 << TIF_SYSCALL_AUDIT) |
| 131 | #define _TIF_SECCOMP (1 << TIF_SECCOMP) | 131 | #define _TIF_SECCOMP (1 << TIF_SECCOMP) |
| 132 | #define _TIF_NOTIFY_RESUME (1 << TIF_NOTIFY_RESUME) | 132 | #define _TIF_NOTIFY_RESUME (1 << TIF_NOTIFY_RESUME) |
| 133 | #define _TIF_SYSCALL_FTRACE (1 << TIF_SYSCALL_FTRACE) | 133 | #define _TIF_SYSCALL_TRACEPOINT (1 << TIF_SYSCALL_TRACEPOINT) |
| 134 | #define _TIF_USEDFPU (1 << TIF_USEDFPU) | 134 | #define _TIF_USEDFPU (1 << TIF_USEDFPU) |
| 135 | #define _TIF_POLLING_NRFLAG (1 << TIF_POLLING_NRFLAG) | 135 | #define _TIF_POLLING_NRFLAG (1 << TIF_POLLING_NRFLAG) |
| 136 | #define _TIF_FREEZE (1 << TIF_FREEZE) | 136 | #define _TIF_FREEZE (1 << TIF_FREEZE) |
| @@ -144,13 +144,13 @@ extern void free_thread_info(struct thread_info *ti); | |||
| 144 | /* work to do in syscall trace */ | 144 | /* work to do in syscall trace */ |
| 145 | #define _TIF_WORK_SYSCALL_MASK (_TIF_SYSCALL_TRACE | _TIF_SINGLESTEP | \ | 145 | #define _TIF_WORK_SYSCALL_MASK (_TIF_SYSCALL_TRACE | _TIF_SINGLESTEP | \ |
| 146 | _TIF_SYSCALL_AUDIT | _TIF_SECCOMP | \ | 146 | _TIF_SYSCALL_AUDIT | _TIF_SECCOMP | \ |
| 147 | _TIF_SYSCALL_FTRACE) | 147 | _TIF_SYSCALL_TRACEPOINT) |
| 148 | 148 | ||
| 149 | /* work to do on any return to u-space */ | 149 | /* work to do on any return to u-space */ |
| 150 | #define _TIF_ALLWORK_MASK (_TIF_SYSCALL_TRACE | _TIF_SIGPENDING | \ | 150 | #define _TIF_ALLWORK_MASK (_TIF_SYSCALL_TRACE | _TIF_SIGPENDING | \ |
| 151 | _TIF_NEED_RESCHED | _TIF_SYSCALL_AUDIT | \ | 151 | _TIF_NEED_RESCHED | _TIF_SYSCALL_AUDIT | \ |
| 152 | _TIF_SINGLESTEP | _TIF_RESTORE_SIGMASK | \ | 152 | _TIF_SINGLESTEP | _TIF_RESTORE_SIGMASK | \ |
| 153 | _TIF_NOTIFY_RESUME | _TIF_SYSCALL_FTRACE) | 153 | _TIF_NOTIFY_RESUME | _TIF_SYSCALL_TRACEPOINT) |
| 154 | 154 | ||
| 155 | /* work to do on interrupt/exception return */ | 155 | /* work to do on interrupt/exception return */ |
| 156 | #define _TIF_WORK_MASK (_TIF_ALLWORK_MASK & ~(_TIF_SYSCALL_TRACE | \ | 156 | #define _TIF_WORK_MASK (_TIF_ALLWORK_MASK & ~(_TIF_SYSCALL_TRACE | \ |
diff --git a/arch/sh/kernel/ptrace_32.c b/arch/sh/kernel/ptrace_32.c index f4f58e438a26..9be35f348093 100644 --- a/arch/sh/kernel/ptrace_32.c +++ b/arch/sh/kernel/ptrace_32.c | |||
| @@ -34,7 +34,8 @@ | |||
| 34 | #include <asm/syscalls.h> | 34 | #include <asm/syscalls.h> |
| 35 | #include <asm/fpu.h> | 35 | #include <asm/fpu.h> |
| 36 | 36 | ||
| 37 | #include <trace/syscall.h> | 37 | #define CREATE_TRACE_POINTS |
| 38 | #include <trace/events/syscalls.h> | ||
| 38 | 39 | ||
| 39 | /* | 40 | /* |
| 40 | * This routine will get a word off of the process kernel stack. | 41 | * This routine will get a word off of the process kernel stack. |
| @@ -461,10 +462,8 @@ asmlinkage long do_syscall_trace_enter(struct pt_regs *regs) | |||
| 461 | */ | 462 | */ |
| 462 | ret = -1L; | 463 | ret = -1L; |
| 463 | 464 | ||
| 464 | #ifdef CONFIG_FTRACE_SYSCALLS | 465 | if (unlikely(test_thread_flag(TIF_SYSCALL_TRACEPOINT))) |
| 465 | if (unlikely(test_thread_flag(TIF_SYSCALL_FTRACE))) | 466 | trace_sys_enter(regs, regs->regs[0]); |
| 466 | ftrace_syscall_enter(regs); | ||
| 467 | #endif | ||
| 468 | 467 | ||
| 469 | if (unlikely(current->audit_context)) | 468 | if (unlikely(current->audit_context)) |
| 470 | audit_syscall_entry(audit_arch(), regs->regs[3], | 469 | audit_syscall_entry(audit_arch(), regs->regs[3], |
| @@ -482,10 +481,8 @@ asmlinkage void do_syscall_trace_leave(struct pt_regs *regs) | |||
| 482 | audit_syscall_exit(AUDITSC_RESULT(regs->regs[0]), | 481 | audit_syscall_exit(AUDITSC_RESULT(regs->regs[0]), |
| 483 | regs->regs[0]); | 482 | regs->regs[0]); |
| 484 | 483 | ||
| 485 | #ifdef CONFIG_FTRACE_SYSCALLS | 484 | if (unlikely(test_thread_flag(TIF_SYSCALL_TRACEPOINT))) |
| 486 | if (unlikely(test_thread_flag(TIF_SYSCALL_FTRACE))) | 485 | trace_sys_exit(regs, regs->regs[0]); |
| 487 | ftrace_syscall_exit(regs); | ||
| 488 | #endif | ||
| 489 | 486 | ||
| 490 | step = test_thread_flag(TIF_SINGLESTEP); | 487 | step = test_thread_flag(TIF_SINGLESTEP); |
| 491 | if (step || test_thread_flag(TIF_SYSCALL_TRACE)) | 488 | if (step || test_thread_flag(TIF_SYSCALL_TRACE)) |
diff --git a/arch/sh/kernel/ptrace_64.c b/arch/sh/kernel/ptrace_64.c index 695097438f02..952da83903da 100644 --- a/arch/sh/kernel/ptrace_64.c +++ b/arch/sh/kernel/ptrace_64.c | |||
| @@ -40,6 +40,9 @@ | |||
| 40 | #include <asm/syscalls.h> | 40 | #include <asm/syscalls.h> |
| 41 | #include <asm/fpu.h> | 41 | #include <asm/fpu.h> |
| 42 | 42 | ||
| 43 | #define CREATE_TRACE_POINTS | ||
| 44 | #include <trace/events/syscalls.h> | ||
| 45 | |||
| 43 | /* This mask defines the bits of the SR which the user is not allowed to | 46 | /* This mask defines the bits of the SR which the user is not allowed to |
| 44 | change, which are everything except S, Q, M, PR, SZ, FR. */ | 47 | change, which are everything except S, Q, M, PR, SZ, FR. */ |
| 45 | #define SR_MASK (0xffff8cfd) | 48 | #define SR_MASK (0xffff8cfd) |
| @@ -438,6 +441,9 @@ asmlinkage long long do_syscall_trace_enter(struct pt_regs *regs) | |||
| 438 | */ | 441 | */ |
| 439 | ret = -1LL; | 442 | ret = -1LL; |
| 440 | 443 | ||
| 444 | if (unlikely(test_thread_flag(TIF_SYSCALL_TRACEPOINT))) | ||
| 445 | trace_sys_enter(regs, regs->regs[9]); | ||
| 446 | |||
| 441 | if (unlikely(current->audit_context)) | 447 | if (unlikely(current->audit_context)) |
| 442 | audit_syscall_entry(audit_arch(), regs->regs[1], | 448 | audit_syscall_entry(audit_arch(), regs->regs[1], |
| 443 | regs->regs[2], regs->regs[3], | 449 | regs->regs[2], regs->regs[3], |
| @@ -452,6 +458,9 @@ asmlinkage void do_syscall_trace_leave(struct pt_regs *regs) | |||
| 452 | audit_syscall_exit(AUDITSC_RESULT(regs->regs[9]), | 458 | audit_syscall_exit(AUDITSC_RESULT(regs->regs[9]), |
| 453 | regs->regs[9]); | 459 | regs->regs[9]); |
| 454 | 460 | ||
| 461 | if (unlikely(test_thread_flag(TIF_SYSCALL_TRACEPOINT))) | ||
| 462 | trace_sys_exit(regs, regs->regs[9]); | ||
| 463 | |||
| 455 | if (test_thread_flag(TIF_SYSCALL_TRACE)) | 464 | if (test_thread_flag(TIF_SYSCALL_TRACE)) |
| 456 | tracehook_report_syscall_exit(regs, 0); | 465 | tracehook_report_syscall_exit(regs, 0); |
| 457 | } | 466 | } |
