diff options
Diffstat (limited to 'arch/loongarch/kernel/mcount.S')
| -rw-r--r-- | arch/loongarch/kernel/mcount.S | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/arch/loongarch/kernel/mcount.S b/arch/loongarch/kernel/mcount.S index 8cdc1563cd33..cb8e5803de4b 100644 --- a/arch/loongarch/kernel/mcount.S +++ b/arch/loongarch/kernel/mcount.S @@ -79,18 +79,20 @@ SYM_FUNC_START(ftrace_graph_caller) SYM_FUNC_END(ftrace_graph_caller) SYM_FUNC_START(return_to_handler) - PTR_ADDI sp, sp, -2 * SZREG - PTR_S a0, sp, 0 - PTR_S a1, sp, SZREG + PTR_ADDI sp, sp, -FGRET_REGS_SIZE + PTR_S a0, sp, FGRET_REGS_A0 + PTR_S a1, sp, FGRET_REGS_A1 + PTR_S zero, sp, FGRET_REGS_FP + move a0, sp bl ftrace_return_to_handler /* Restore the real parent address: a0 -> ra */ move ra, a0 - PTR_L a0, sp, 0 - PTR_L a1, sp, SZREG - PTR_ADDI sp, sp, 2 * SZREG + PTR_L a0, sp, FGRET_REGS_A0 + PTR_L a1, sp, FGRET_REGS_A1 + PTR_ADDI sp, sp, FGRET_REGS_SIZE jr ra SYM_FUNC_END(return_to_handler) #endif /* CONFIG_FUNCTION_GRAPH_TRACER */ |