Rename "tsc" to "timestamp"

[lttng-modules.git] / src / lttng-context-callstack-stackwalk-impl.h

diff --git a/src/lttng-context-callstack-stackwalk-impl.h b/src/lttng-context-callstack-stackwalk-impl.h
index e73d1156ae7c0731e7918c194982e2446688f278..5075e9850d6742f320a89e2aa412807c256fdfd0 100644 (file)
--- a/src/lttng-context-callstack-stackwalk-impl.h
+++ b/src/lttng-context-callstack-stackwalk-impl.h
@@ -152,6 +152,7 @@ size_t lttng_callstack_sequence_get_size(void *priv, struct lttng_kernel_probe_c
        struct field_data *fdata = (struct field_data *) priv;
        size_t orig_offset = offset;
        int cpu = smp_processor_id();
+       struct irq_ibt_state irq_ibt_state;
 
        /* do not write data if no space is available */
        trace = stack_trace_context(fdata, cpu);
@@ -166,14 +167,18 @@ size_t lttng_callstack_sequence_get_size(void *priv, struct lttng_kernel_probe_c
        switch (fdata->mode) {
        case CALLSTACK_KERNEL:
                /* do the real work and reserve space */
+               irq_ibt_state = wrapper_irq_ibt_save();
                trace->nr_entries = save_func_kernel(trace->entries,
                                                MAX_ENTRIES, 0);
+               wrapper_irq_ibt_restore(irq_ibt_state);
                break;
        case CALLSTACK_USER:
                ++per_cpu(callstack_user_nesting, cpu);
                /* do the real work and reserve space */
+               irq_ibt_state = wrapper_irq_ibt_save();
                trace->nr_entries = save_func_user(trace->entries,
                                                MAX_ENTRIES);
+               wrapper_irq_ibt_restore(irq_ibt_state);
                per_cpu(callstack_user_nesting, cpu)--;
                break;
        default: