mm/debug_vm_pgtable: add tests validating advanced arch page table helpers
This adds new tests validating for these following arch advanced page table helpers. These tests create and test specific mapping types at various page table levels. 1. pxxp_set_wrprotect() 2. pxxp_get_and_clear() 3. pxxp_set_access_flags() 4. pxxp_get_and_clear_full() 5. pxxp_test_and_clear_young() 6. pxx_leaf() 7. pxx_set_huge() 8. pxx_(clear|mk)_savedwrite() 9. huge_pxxp_xxx() [anshuman.khandual@arm.com: drop RANDOM_ORVALUE from hugetlb_advanced_tests()] Link: http://lkml.kernel.org/r/1594610587-4172-3-git-send-email-anshuman.khandual@arm.comSuggested-by: NCatalin Marinas <catalin.marinas@arm.com> Signed-off-by: NAnshuman Khandual <anshuman.khandual@arm.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Tested-by: Vineet Gupta <vgupta@synopsys.com> [arc] Reviewed-by: NZi Yan <ziy@nvidia.com> Cc: Mike Rapoport <rppt@linux.ibm.com> Cc: Vineet Gupta <vgupta@synopsys.com> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Will Deacon <will@kernel.org> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Michael Ellerman <mpe@ellerman.id.au> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: Vasily Gorbik <gor@linux.ibm.com> Cc: Christian Borntraeger <borntraeger@de.ibm.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Ingo Molnar <mingo@redhat.com> Cc: Borislav Petkov <bp@alien8.de> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: Kirill A. Shutemov <kirill@shutemov.name> Cc: Paul Walmsley <paul.walmsley@sifive.com> Cc: Palmer Dabbelt <palmer@dabbelt.com> Cc: Jonathan Corbet <corbet@lwn.net> Cc: Mike Rapoport <rppt@kernel.org> Cc: Steven Price <steven.price@arm.com> Link: http://lkml.kernel.org/r/1593996516-7186-3-git-send-email-anshuman.khandual@arm.comSigned-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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