xiaoxiang781216 commented on code in PR #7247:
URL: https://github.com/apache/incubator-nuttx/pull/7247#discussion_r988701420
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arch/risc-v/src/qemu-rv/qemu_rv_mm_init.c:
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@@ -252,9 +261,23 @@ void qemu_rv_kernel_mappings(void)
void qemu_rv_mm_init(void)
{
- /* Setup the kernel mappings */
+#ifdef CONFIG_SMP
+ irqstate_t flags;
+ flags = spin_lock_irqsave(&g_mm_init_spin);
Review Comment:
qemu_rv_mm_init should be called only on the primary core, so it's better to
check hart id equals zero like up_mtimer_initialize.
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