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Tests: Make mmap test point to new kernel address too

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During a recent commit the 64-bit kernel was moved to a different
address, breaking this test (unnoticed). This fixes it, so we can
turn on breaking x86_64 tests on the CI again.
This commit is contained in:
Peter Bindels 2021-07-18 20:11:30 +02:00 committed by Andreas Kling
parent e3b7ae0c77
commit ef85c4f747
Notes: sideshowbarker 2024-07-18 08:47:01 +09:00 
Author: https://github.com/dascandy
Commit: https://github.com/SerenityOS/serenity/commit/ef85c4f7473
Pull-request: https://github.com/SerenityOS/serenity/pull/8863
1 changed files with 5 additions and 3 deletions
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8
Tests/Kernel/TestEFault.cpp
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@ -72,10 +72,12 @@ TEST_CASE(test_efault)
ptrdiff_t distance = two_page - one_page;
EXPECT_EFAULT(read, one_page, (u32)distance + 1024);
// Test every kernel page just because.
constexpr auto user_range_ceiling = 0xbe000000u;
constexpr auto user_range_ceiling = (sizeof(void*) == 4 ? 0xbe000000u : 0x1ffe000000);
u8* jerk_page = nullptr;
for (u64 kernel_address = user_range_ceiling; kernel_address <= 0xffffffff; kernel_address += PAGE_SIZE) {
// Test every kernel page just because.
constexpr auto kernel_range_ceiling = (sizeof(void*) == 4 ? 0xffffffffu : 0x203fffffff);
for (u64 kernel_address = user_range_ceiling; kernel_address <= kernel_range_ceiling; kernel_address += PAGE_SIZE) {
jerk_page = (u8*)mmap((void*)kernel_address, PAGE_SIZE, PROT_READ | PROT_WRITE, MAP_ANONYMOUS | MAP_PRIVATE | MAP_FIXED, 0, 0);
EXPECT_EQ(jerk_page, MAP_FAILED);
EXPECT_EQ(errno, EFAULT);