summaryrefslogtreecommitdiff
path: root/include/trace/syscall.h
diff options
context:
space:
mode:
authorThomas Gleixner <tglx@linutronix.de>2014-07-16 21:57:38 +0200
committerThomas Gleixner <tglx@linutronix.de>2014-07-16 21:57:38 +0200
commitafdb094380889222583df9ef803587f6b8a82c8d (patch)
tree4a03c516568e5c8b994a5739f3d34f4552c78898 /include/trace/syscall.h
parentbe11e6d86081aa6328eaa4fe6dd14ccf39a023c8 (diff)
parent1795cd9b3a91d4b5473c97f491d63892442212ab (diff)
Merge tag 'v3.16-rc5' into timers/core
Reason: Bring in upstream modifications, so the pending changes which depend on them can be queued.
Diffstat (limited to 'include/trace/syscall.h')
-rw-r--r--include/trace/syscall.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/include/trace/syscall.h b/include/trace/syscall.h
index fed853f3d7aa..9674145e2f6a 100644
--- a/include/trace/syscall.h
+++ b/include/trace/syscall.h
@@ -4,6 +4,7 @@
#include <linux/tracepoint.h>
#include <linux/unistd.h>
#include <linux/ftrace_event.h>
+#include <linux/thread_info.h>
#include <asm/ptrace.h>
@@ -32,4 +33,18 @@ struct syscall_metadata {
struct ftrace_event_call *exit_event;
};
+#if defined(CONFIG_TRACEPOINTS) && defined(CONFIG_HAVE_SYSCALL_TRACEPOINTS)
+static inline void syscall_tracepoint_update(struct task_struct *p)
+{
+ if (test_thread_flag(TIF_SYSCALL_TRACEPOINT))
+ set_tsk_thread_flag(p, TIF_SYSCALL_TRACEPOINT);
+ else
+ clear_tsk_thread_flag(p, TIF_SYSCALL_TRACEPOINT);
+}
+#else
+static inline void syscall_tracepoint_update(struct task_struct *p)
+{
+}
+#endif
+
#endif /* _TRACE_SYSCALL_H */