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Tests: Make TestEFault not rely on automatic guard pages

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I'm about to break automatic guard page allocation in sys$mmap(), so we
need to fix this test to not rely on it.
This commit is contained in:
Andreas Kling 2022-04-02 19:59:34 +02:00
parent 2d3fb6ac39
commit 90a7b9e5b4
1 changed files with 3 additions and 0 deletions
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3
Tests/Kernel/TestEFault.cpp
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@ -48,6 +48,9 @@ TEST_CASE(test_efault)
EXPECT_EFAULT(read, one_page, 4097);
EXPECT_EFAULT(read, one_page - 1, 4096);
// Make an unused hole mapping to create some inaccessible distance between our one and two-page mappings.
(void)mmap(nullptr, 16384, PROT_NONE, MAP_ANONYMOUS | MAP_PRIVATE, 0, 0);
// Test a two-page mapping (8KB)
u8* two_page = (u8*)mmap(nullptr, 8192, PROT_READ | PROT_WRITE, MAP_ANONYMOUS | MAP_PRIVATE, 0, 0);
VERIFY(two_page);