diff options
Diffstat (limited to 'arch/um/kernel/signal.c')
| -rw-r--r-- | arch/um/kernel/signal.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/arch/um/kernel/signal.c b/arch/um/kernel/signal.c index 57acbd67d85d..3a8012520e22 100644 --- a/arch/um/kernel/signal.c +++ b/arch/um/kernel/signal.c @@ -6,15 +6,43 @@ #include <linux/module.h> #include <linux/ptrace.h> #include <linux/sched.h> +#include <linux/ftrace.h> #include <asm/siginfo.h> #include <asm/signal.h> #include <asm/unistd.h> #include <frame_kern.h> #include <kern_util.h> +#include <os.h> EXPORT_SYMBOL(block_signals); EXPORT_SYMBOL(unblock_signals); +void block_signals_trace(void) +{ + block_signals(); + if (current_thread_info()) + trace_hardirqs_off(); +} + +void unblock_signals_trace(void) +{ + if (current_thread_info()) + trace_hardirqs_on(); + unblock_signals(); +} + +void um_trace_signals_on(void) +{ + if (current_thread_info()) + trace_hardirqs_on(); +} + +void um_trace_signals_off(void) +{ + if (current_thread_info()) + trace_hardirqs_off(); +} + /* * OK, we're invoking a handler */ |