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Fix user CPU context saving
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Kamil Kowalczyk
2026-01-25 17:39:34 +01:00
parent 95f590fb3b
commit 8650010992
9 changed files with 27 additions and 29 deletions
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10
kernel/amd64/intr.c
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@@ -165,13 +165,19 @@ static void amd64_intr_exception (struct saved_regs* regs) {
/* Handle incoming interrupt, dispatch IRQ handlers. */
void amd64_intr_handler (void* stack_ptr) {
spin_lock_ctx_t ctxcpu;
spin_lock_ctx_t ctxcpu, ctxpr;
amd64_load_kernel_cr3 ();
struct saved_regs* regs = stack_ptr;
spin_lock (&thiscpu->lock, &ctxcpu);
memcpy (&thiscpu->regs, regs, sizeof (struct saved_regs));
struct proc* proc_current = thiscpu->proc_current;
spin_lock (&proc_current->lock, &ctxpr);
memcpy (&proc_current->pdata.regs, regs, sizeof (struct saved_regs));
spin_unlock (&proc_current->lock, &ctxpr);
spin_unlock (&thiscpu->lock, &ctxcpu);
if (regs->trap <= 31) {