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authorRalf Baechle <ralf@linux-mips.org>2013-09-06 20:24:48 +0200
committerRalf Baechle <ralf@linux-mips.org>2013-10-29 21:25:16 +0100
commit1d7bf993e0731b4ac790667c196b2a2d787f95c3 (patch)
tree235093a4593d6c68b87b5d602a2f1d0dde3ad085 /arch/mips/include/asm/thread_info.h
parentMIPS: ptrace: Switch syscall reporting to tracehook_report_syscall_entry(). (diff)
downloadlinux-dev-1d7bf993e0731b4ac790667c196b2a2d787f95c3.tar.xz
linux-dev-1d7bf993e0731b4ac790667c196b2a2d787f95c3.zip
MIPS: ftrace: Add support for syscall tracepoints.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/include/asm/thread_info.h')
-rw-r--r--arch/mips/include/asm/thread_info.h9
1 files changed, 6 insertions, 3 deletions
diff --git a/arch/mips/include/asm/thread_info.h b/arch/mips/include/asm/thread_info.h
index e0c8cf3b16ff..f9b24bfbdbae 100644
--- a/arch/mips/include/asm/thread_info.h
+++ b/arch/mips/include/asm/thread_info.h
@@ -116,6 +116,7 @@ static inline struct thread_info *current_thread_info(void)
#define TIF_32BIT_ADDR 23 /* 32-bit address space (o32/n32) */
#define TIF_FPUBOUND 24 /* thread bound to FPU-full CPU set */
#define TIF_LOAD_WATCH 25 /* If set, load watch registers */
+#define TIF_SYSCALL_TRACEPOINT 26 /* syscall tracepoint instrumentation */
#define TIF_SYSCALL_TRACE 31 /* syscall trace active */
#define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE)
@@ -132,20 +133,22 @@ static inline struct thread_info *current_thread_info(void)
#define _TIF_32BIT_ADDR (1<<TIF_32BIT_ADDR)
#define _TIF_FPUBOUND (1<<TIF_FPUBOUND)
#define _TIF_LOAD_WATCH (1<<TIF_LOAD_WATCH)
+#define _TIF_SYSCALL_TRACEPOINT (1<<TIF_SYSCALL_TRACEPOINT)
#define _TIF_WORK_SYSCALL_ENTRY (_TIF_NOHZ | _TIF_SYSCALL_TRACE | \
- _TIF_SYSCALL_AUDIT)
+ _TIF_SYSCALL_AUDIT | _TIF_SYSCALL_TRACEPOINT)
/* work to do in syscall_trace_leave() */
#define _TIF_WORK_SYSCALL_EXIT (_TIF_NOHZ | _TIF_SYSCALL_TRACE | \
- _TIF_SYSCALL_AUDIT)
+ _TIF_SYSCALL_AUDIT | _TIF_SYSCALL_TRACEPOINT)
/* work to do on interrupt/exception return */
#define _TIF_WORK_MASK \
(_TIF_SIGPENDING | _TIF_NEED_RESCHED | _TIF_NOTIFY_RESUME)
/* work to do on any return to u-space */
#define _TIF_ALLWORK_MASK (_TIF_NOHZ | _TIF_WORK_MASK | \
- _TIF_WORK_SYSCALL_EXIT)
+ _TIF_WORK_SYSCALL_EXIT | \
+ _TIF_SYSCALL_TRACEPOINT)
/*
* We stash processor id into a COP0 register to retrieve it fast