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Diffstat (limited to 'arch/riscv/kernel/perf_callchain.c')
-rw-r--r--arch/riscv/kernel/perf_callchain.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/riscv/kernel/perf_callchain.c b/arch/riscv/kernel/perf_callchain.c
index c7468af77c66..b465bc9eb870 100644
--- a/arch/riscv/kernel/perf_callchain.c
+++ b/arch/riscv/kernel/perf_callchain.c
@@ -28,11 +28,21 @@ static bool fill_callchain(void *entry, unsigned long pc)
void perf_callchain_user(struct perf_callchain_entry_ctx *entry,
struct pt_regs *regs)
{
+ if (perf_guest_state()) {
+ /* TODO: We don't support guest os callchain now */
+ return;
+ }
+
arch_stack_walk_user(fill_callchain, entry, regs);
}
void perf_callchain_kernel(struct perf_callchain_entry_ctx *entry,
struct pt_regs *regs)
{
+ if (perf_guest_state()) {
+ /* TODO: We don't support guest os callchain now */
+ return;
+ }
+
walk_stackframe(NULL, regs, fill_callchain, entry);
}