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Fix infinite loops when testing restricted address ranges.

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This commit is contained in:
Martin Whitaker 2020-05-29 20:04:11 +01:00
parent c688a83888
commit e5fc5a0ed6
1 changed files with 5 additions and 1 deletions
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6
app/main.c
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@ -214,6 +214,8 @@ static void global_init(void)
static void setup_vm_map(uintptr_t win_start, uintptr_t win_end)
{
vm_map_size = 0;
// Reduce the window to fit in the user-specified limits.
if (win_start < pm_limit_lower) {
win_start = pm_limit_lower;
@ -227,7 +229,6 @@ static void setup_vm_map(uintptr_t win_start, uintptr_t win_end)
// Now initialise the virtual memory map with the intersection
// of the window and the physical memory segments.
vm_map_size = 0;
for (int i = 0; i < pm_map_size; i++) {
uintptr_t seg_start = pm_map[i].start;
uintptr_t seg_end = pm_map[i].end;
@ -327,6 +328,9 @@ static void test_all_windows(int my_pcpu, int my_vcpu)
if (vm_map_size == 0) {
// No memory to test in this window.
if (my_vcpu == master_vcpu) {
window_num++;
}
continue;
}