diff options
Diffstat (limited to 'arch/riscv/kernel')
| -rw-r--r-- | arch/riscv/kernel/perf_callchain.c | 10 | ||||
| -rw-r--r-- | arch/riscv/kernel/stacktrace.c | 4 |
2 files changed, 0 insertions, 14 deletions
diff --git a/arch/riscv/kernel/perf_callchain.c b/arch/riscv/kernel/perf_callchain.c index 0bb1854dce83..1fc075b8f764 100644 --- a/arch/riscv/kernel/perf_callchain.c +++ b/arch/riscv/kernel/perf_callchain.c @@ -58,10 +58,6 @@ void perf_callchain_user(struct perf_callchain_entry_ctx *entry, { unsigned long fp = 0; - /* RISC-V does not support perf in guest mode. */ - if (perf_guest_cbs && perf_guest_cbs->is_in_guest()) - return; - fp = regs->s0; perf_callchain_store(entry, regs->epc); @@ -78,11 +74,5 @@ static bool fill_callchain(void *entry, unsigned long pc) void perf_callchain_kernel(struct perf_callchain_entry_ctx *entry, struct pt_regs *regs) { - /* RISC-V does not support perf in guest mode. */ - if (perf_guest_cbs && perf_guest_cbs->is_in_guest()) { - pr_warn("RISC-V does not support perf in guest mode!"); - return; - } - walk_stackframe(NULL, regs, fill_callchain, entry); } diff --git a/arch/riscv/kernel/stacktrace.c b/arch/riscv/kernel/stacktrace.c index 0fcdc0233fac..201ee206fb57 100644 --- a/arch/riscv/kernel/stacktrace.c +++ b/arch/riscv/kernel/stacktrace.c @@ -139,12 +139,8 @@ unsigned long __get_wchan(struct task_struct *task) return pc; } -#ifdef CONFIG_STACKTRACE - noinline void arch_stack_walk(stack_trace_consume_fn consume_entry, void *cookie, struct task_struct *task, struct pt_regs *regs) { walk_stackframe(task, regs, consume_entry, cookie); } - -#endif /* CONFIG_STACKTRACE */ |