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authorHeiko Carstens <heiko.carstens@de.ibm.com>2009-06-12 04:26:47 -0400
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2009-06-12 04:27:39 -0400
commit9bf1226b33dc2f94fc37ffd70ee161e2bda1ff5c (patch)
tree3bad5cab583d2940bf9755398a1da7bc77e1b759 /arch/s390/kernel/entry64.S
parent88dbd2037229bd2ed7543ffd0d8f2d9dec9d31d2 (diff)
[S390] ftrace: add system call tracer support
System call tracer support for s390. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/kernel/entry64.S')
-rw-r--r--arch/s390/kernel/entry64.S4
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/s390/kernel/entry64.S b/arch/s390/kernel/entry64.S
index 3cec9b504f5f..f6618e9e15ef 100644
--- a/arch/s390/kernel/entry64.S
+++ b/arch/s390/kernel/entry64.S
@@ -56,7 +56,8 @@ _TIF_WORK_SVC = (_TIF_SIGPENDING | _TIF_NOTIFY_RESUME | _TIF_NEED_RESCHED | \
56 _TIF_MCCK_PENDING | _TIF_RESTART_SVC | _TIF_SINGLE_STEP ) 56 _TIF_MCCK_PENDING | _TIF_RESTART_SVC | _TIF_SINGLE_STEP )
57_TIF_WORK_INT = (_TIF_SIGPENDING | _TIF_NOTIFY_RESUME | _TIF_NEED_RESCHED | \ 57_TIF_WORK_INT = (_TIF_SIGPENDING | _TIF_NOTIFY_RESUME | _TIF_NEED_RESCHED | \
58 _TIF_MCCK_PENDING) 58 _TIF_MCCK_PENDING)
59_TIF_SYSCALL = (_TIF_SYSCALL_TRACE>>8 | _TIF_SYSCALL_AUDIT>>8 | _TIF_SECCOMP>>8) 59_TIF_SYSCALL = (_TIF_SYSCALL_TRACE>>8 | _TIF_SYSCALL_AUDIT>>8 | \
60 _TIF_SECCOMP>>8 | _TIF_SYSCALL_FTRACE>>8)
60 61
61#define BASED(name) name-system_call(%r13) 62#define BASED(name) name-system_call(%r13)
62 63
@@ -1059,6 +1060,7 @@ cleanup_io_leave_insn:
1059 1060
1060 .section .rodata, "a" 1061 .section .rodata, "a"
1061#define SYSCALL(esa,esame,emu) .long esame 1062#define SYSCALL(esa,esame,emu) .long esame
1063 .globl sys_call_table
1062sys_call_table: 1064sys_call_table:
1063#include "syscalls.S" 1065#include "syscalls.S"
1064#undef SYSCALL 1066#undef SYSCALL