masayuki2009 commented on code in PR #7247:
URL: https://github.com/apache/incubator-nuttx/pull/7247#discussion_r988645979
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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:
@xiaoxiang781216
I have other changes of qemu_rv_start.c for SMP which I was going to commit
later, but I think I should add to this PR as well. And regarding
initialization of `g_mm_init_spin`, it relies on BSS clearing but I can add the
default value explicitly.
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