diff options
Diffstat (limited to 'arch/s390')
-rw-r--r-- | arch/s390/include/asm/syscall.h | 7 | ||||
-rw-r--r-- | arch/s390/kernel/ftrace.c | 10 |
2 files changed, 7 insertions, 10 deletions
diff --git a/arch/s390/include/asm/syscall.h b/arch/s390/include/asm/syscall.h index e0a73d3eb837..8429686951f9 100644 --- a/arch/s390/include/asm/syscall.h +++ b/arch/s390/include/asm/syscall.h | |||
@@ -15,6 +15,13 @@ | |||
15 | #include <linux/sched.h> | 15 | #include <linux/sched.h> |
16 | #include <asm/ptrace.h> | 16 | #include <asm/ptrace.h> |
17 | 17 | ||
18 | /* | ||
19 | * The syscall table always contains 32 bit pointers since we know that the | ||
20 | * address of the function to be called is (way) below 4GB. So the "int" | ||
21 | * type here is what we want [need] for both 32 bit and 64 bit systems. | ||
22 | */ | ||
23 | extern const unsigned int sys_call_table[]; | ||
24 | |||
18 | static inline long syscall_get_nr(struct task_struct *task, | 25 | static inline long syscall_get_nr(struct task_struct *task, |
19 | struct pt_regs *regs) | 26 | struct pt_regs *regs) |
20 | { | 27 | { |
diff --git a/arch/s390/kernel/ftrace.c b/arch/s390/kernel/ftrace.c index 5a82bc68193e..9e69449e77ad 100644 --- a/arch/s390/kernel/ftrace.c +++ b/arch/s390/kernel/ftrace.c | |||
@@ -200,13 +200,3 @@ out: | |||
200 | return parent; | 200 | return parent; |
201 | } | 201 | } |
202 | #endif /* CONFIG_FUNCTION_GRAPH_TRACER */ | 202 | #endif /* CONFIG_FUNCTION_GRAPH_TRACER */ |
203 | |||
204 | #ifdef CONFIG_FTRACE_SYSCALLS | ||
205 | |||
206 | extern unsigned int sys_call_table[]; | ||
207 | |||
208 | unsigned long __init arch_syscall_addr(int nr) | ||
209 | { | ||
210 | return (unsigned long)sys_call_table[nr]; | ||
211 | } | ||
212 | #endif | ||