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-rw-r--r--src/kernel/trap/handler.cc6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/kernel/trap/handler.cc b/src/kernel/trap/handler.cc
index c1626cc..3e73213 100644
--- a/src/kernel/trap/handler.cc
+++ b/src/kernel/trap/handler.cc
@@ -157,6 +157,12 @@ extern "C" void usertrap()
}
else if (scause == 15) // Store Page Fault
{
+ uint64 pte = VM::walkaddr(p->pagetable, stval);
+
+ // Drivers::uart_puts("[Debug] Faulting PTE:");
+ // Drivers::print_hex(pte);
+ // Drivers::uart_puts("\n");
+
if (VM::handle_cow_fault(p->pagetable, PGROUNDDOWN(stval)) != 0)
{
Drivers::uart_puts("usertrap: cow failed at ");