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| author | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2008-10-10 21:33:20 +0200 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2008-10-10 21:33:57 +0200 |
| commit | 753c4dd6a2fa2af81f5d809d610d29f2d9dd9bc1 (patch) | |
| tree | c6c1869a58357945e501b2eba3485ca154ee2f07 /arch/s390/kernel/signal.c | |
| parent | d86730bb9597b02bff59a3a5a01c0094d71a265f (diff) | |
| download | linux-753c4dd6a2fa2af81f5d809d610d29f2d9dd9bc1.tar.gz linux-753c4dd6a2fa2af81f5d809d610d29f2d9dd9bc1.tar.bz2 linux-753c4dd6a2fa2af81f5d809d610d29f2d9dd9bc1.zip | |
[S390] ptrace changes
* System call parameter and result access functions
* Add tracehook calls
* Split syscall_trace into two functions do_syscall_trace_enter and
do_syscall_trace_exit
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/kernel/signal.c')
| -rw-r--r-- | arch/s390/kernel/signal.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/s390/kernel/signal.c b/arch/s390/kernel/signal.c index b97682040215..4f7fc3059a8e 100644 --- a/arch/s390/kernel/signal.c +++ b/arch/s390/kernel/signal.c @@ -24,6 +24,7 @@ #include <linux/tty.h> #include <linux/personality.h> #include <linux/binfmts.h> +#include <linux/tracehook.h> #include <asm/ucontext.h> #include <asm/uaccess.h> #include <asm/lowcore.h> @@ -507,6 +508,12 @@ void do_signal(struct pt_regs *regs) */ if (current->thread.per_info.single_step) set_thread_flag(TIF_SINGLE_STEP); + + /* + * Let tracing know that we've done the handler setup. + */ + tracehook_signal_handler(signr, &info, &ka, regs, + test_thread_flag(TIF_SINGLE_STEP)); } return; } @@ -526,3 +533,9 @@ void do_signal(struct pt_regs *regs) set_thread_flag(TIF_RESTART_SVC); } } + +void do_notify_resume(struct pt_regs *regs) +{ + clear_thread_flag(TIF_NOTIFY_RESUME); + tracehook_notify_resume(regs); +} |