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authorNanyong Sun <sunnanyong@huawei.com>2021-03-05 19:33:27 +0800
committerPalmer Dabbelt <palmerdabbelt@google.com>2021-03-09 20:46:02 -0800
commite06f4ce1d4c63799eff9d3544b3f7468d5409f3e (patch)
tree49fd7ac862778c38c606a0f66958aef4a0317c16 /arch/riscv
parent56a6c37f6e3994cba01609768f5a215c85bd2f85 (diff)
downloadlinux-e06f4ce1d4c63799eff9d3544b3f7468d5409f3e.tar.gz
riscv: ptrace: Fix no prototype warnings
Fix the following W=1 kernel compilation warnings: arch/riscv/kernel/ftrace.c:186:6: warning: no previous prototype for ‘prepare_ftrace_return’ [-Wmissing-prototypes] 186 | void prepare_ftrace_return(unsigned long *parent, unsigned long self_addr, | ^~~~~~~~~~~~~~~~~~~~~ arch/riscv/kernel/ptrace.c:239:15: warning: no previous prototype for ‘do_syscall_trace_enter’ [-Wmissing-prototypes] 239 | __visible int do_syscall_trace_enter(struct pt_regs *regs) | ^~~~~~~~~~~~~~~~~~~~~~ arch/riscv/kernel/ptrace.c:262:16: warning: no previous prototype for ‘do_syscall_trace_exit’ [-Wmissing-prototypes] 262 | __visible void do_syscall_trace_exit(struct pt_regs *regs) | ^~~~~~~~~~~~~~~~~~~~~ Reported-by: Hulk Robot <hulkci@huawei.com> Signed-off-by: Nanyong Sun <sunnanyong@huawei.com> Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
Diffstat (limited to 'arch/riscv')
-rw-r--r--arch/riscv/include/asm/ptrace.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/riscv/include/asm/ptrace.h b/arch/riscv/include/asm/ptrace.h
index cb4abb639e8d..09ad4e923510 100644
--- a/arch/riscv/include/asm/ptrace.h
+++ b/arch/riscv/include/asm/ptrace.h
@@ -119,6 +119,11 @@ extern int regs_query_register_offset(const char *name);
extern unsigned long regs_get_kernel_stack_nth(struct pt_regs *regs,
unsigned int n);
+void prepare_ftrace_return(unsigned long *parent, unsigned long self_addr,
+ unsigned long frame_pointer);
+int do_syscall_trace_enter(struct pt_regs *regs);
+void do_syscall_trace_exit(struct pt_regs *regs);
+
/**
* regs_get_register() - get register value from its offset
* @regs: pt_regs from which register value is gotten