On Fri, Sep 20, 2019 at 12:03:21PM +0530, Anshuman Khandual wrote: > This series adds a test validation for architecture exported page table > helpers. Patch in the series adds basic transformation tests at various > levels of the page table. Before that it exports gigantic page allocation > function from HugeTLB. > > This test was originally suggested by Catalin during arm64 THP migration > RFC discussion earlier. Going forward it can include more specific tests > with respect to various generic MM functions like THP, HugeTLB etc and > platform specific tests. > > https://lore.kernel.org/linux-mm/20190628102003.GA56463@xxxxxxxxxxxxxxxxxxxx/ > > Testing: > > Successfully build and boot tested on both arm64 and x86 platforms without > any test failing. Only build tested on some other platforms. Build failed > on some platforms (known) in pud_clear_tests() as there were no available > __pgd() definitions. > > - ARM32 > - IA64 Hm. Grep shows __pgd() definitions for both of them. Is it for specific config? -- Kirill A. Shutemov