diff options
| author | Michael Ellerman <mpe@ellerman.id.au> | 2022-09-01 12:02:15 +1000 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2022-09-04 22:39:59 +1000 |
| commit | 501fe299826ead2cfa2046b5c244e36de254ec6a (patch) | |
| tree | 7496874e8b670dadf0dee2b3c656be735a83b54f | |
| parent | aa398d88aea4ec863bd7aea35d5035a37096dc59 (diff) | |
selftests/powerpc: Skip 4PB test on 4K PAGE_SIZE systems
Systems using the hash MMU with a 4K page size don't support 4PB address
space, so skip the test because the bug it tests for can't be triggered.
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20220901020215.254097-1-mpe@ellerman.id.au
| -rw-r--r-- | tools/testing/selftests/powerpc/mm/large_vm_gpr_corruption.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/tools/testing/selftests/powerpc/mm/large_vm_gpr_corruption.c b/tools/testing/selftests/powerpc/mm/large_vm_gpr_corruption.c index 927bfae99ed9..7da515f1da72 100644 --- a/tools/testing/selftests/powerpc/mm/large_vm_gpr_corruption.c +++ b/tools/testing/selftests/powerpc/mm/large_vm_gpr_corruption.c @@ -112,6 +112,8 @@ static int test(void) // This tests a hash MMU specific bug. FAIL_IF(using_hash_mmu(&hash_mmu)); SKIP_IF(!hash_mmu); + // 4K kernels don't support 4PB address space + SKIP_IF(sysconf(_SC_PAGESIZE) < 65536); page_size = sysconf(_SC_PAGESIZE); |