diff options
Diffstat (limited to 'arch/arm/kernel/ptrace.c')
-rw-r--r-- | arch/arm/kernel/ptrace.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/arch/arm/kernel/ptrace.c b/arch/arm/kernel/ptrace.c index 3e0fc5f7ed4b..c382d3c76ac6 100644 --- a/arch/arm/kernel/ptrace.c +++ b/arch/arm/kernel/ptrace.c | |||
@@ -30,6 +30,9 @@ | |||
30 | #include <asm/pgtable.h> | 30 | #include <asm/pgtable.h> |
31 | #include <asm/traps.h> | 31 | #include <asm/traps.h> |
32 | 32 | ||
33 | #define CREATE_TRACE_POINTS | ||
34 | #include <trace/events/syscalls.h> | ||
35 | |||
33 | #define REG_PC 15 | 36 | #define REG_PC 15 |
34 | #define REG_PSR 16 | 37 | #define REG_PSR 16 |
35 | /* | 38 | /* |
@@ -918,11 +921,11 @@ static int ptrace_syscall_trace(struct pt_regs *regs, int scno, | |||
918 | { | 921 | { |
919 | unsigned long ip; | 922 | unsigned long ip; |
920 | 923 | ||
924 | current_thread_info()->syscall = scno; | ||
925 | |||
921 | if (!test_thread_flag(TIF_SYSCALL_TRACE)) | 926 | if (!test_thread_flag(TIF_SYSCALL_TRACE)) |
922 | return scno; | 927 | return scno; |
923 | 928 | ||
924 | current_thread_info()->syscall = scno; | ||
925 | |||
926 | /* | 929 | /* |
927 | * IP is used to denote syscall entry/exit: | 930 | * IP is used to denote syscall entry/exit: |
928 | * IP = 0 -> entry, =1 -> exit | 931 | * IP = 0 -> entry, =1 -> exit |
@@ -942,6 +945,8 @@ static int ptrace_syscall_trace(struct pt_regs *regs, int scno, | |||
942 | asmlinkage int syscall_trace_enter(struct pt_regs *regs, int scno) | 945 | asmlinkage int syscall_trace_enter(struct pt_regs *regs, int scno) |
943 | { | 946 | { |
944 | int ret = ptrace_syscall_trace(regs, scno, PTRACE_SYSCALL_ENTER); | 947 | int ret = ptrace_syscall_trace(regs, scno, PTRACE_SYSCALL_ENTER); |
948 | if (test_thread_flag(TIF_SYSCALL_TRACEPOINT)) | ||
949 | trace_sys_enter(regs, ret); | ||
945 | audit_syscall_entry(AUDIT_ARCH_ARM, scno, regs->ARM_r0, regs->ARM_r1, | 950 | audit_syscall_entry(AUDIT_ARCH_ARM, scno, regs->ARM_r0, regs->ARM_r1, |
946 | regs->ARM_r2, regs->ARM_r3); | 951 | regs->ARM_r2, regs->ARM_r3); |
947 | return ret; | 952 | return ret; |
@@ -950,6 +955,8 @@ asmlinkage int syscall_trace_enter(struct pt_regs *regs, int scno) | |||
950 | asmlinkage int syscall_trace_exit(struct pt_regs *regs, int scno) | 955 | asmlinkage int syscall_trace_exit(struct pt_regs *regs, int scno) |
951 | { | 956 | { |
952 | int ret = ptrace_syscall_trace(regs, scno, PTRACE_SYSCALL_EXIT); | 957 | int ret = ptrace_syscall_trace(regs, scno, PTRACE_SYSCALL_EXIT); |
958 | if (test_thread_flag(TIF_SYSCALL_TRACEPOINT)) | ||
959 | trace_sys_exit(regs, ret); | ||
953 | audit_syscall_exit(regs); | 960 | audit_syscall_exit(regs); |
954 | return ret; | 961 | return ret; |
955 | } | 962 | } |