diff options
Diffstat (limited to 'arch/csky/kernel/probes/kprobes_trampoline.S')
| -rw-r--r-- | arch/csky/kernel/probes/kprobes_trampoline.S | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/csky/kernel/probes/kprobes_trampoline.S b/arch/csky/kernel/probes/kprobes_trampoline.S new file mode 100644 index 000000000..ba48ad04a --- /dev/null +++ b/arch/csky/kernel/probes/kprobes_trampoline.S @@ -0,0 +1,19 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ + +#include <linux/linkage.h> + +#include <abi/entry.h> + +ENTRY(__kretprobe_trampoline) + SAVE_REGS_FTRACE + + mov a0, sp /* pt_regs */ + + jbsr trampoline_probe_handler + + /* use the result as the return-address */ + mov lr, a0 + + RESTORE_REGS_FTRACE + rts +ENDPROC(__kretprobe_trampoline) |