11f059dfdSIngo Molnar #ifndef _ASM_ARM64_VMALLOC_H 21f059dfdSIngo Molnar #define _ASM_ARM64_VMALLOC_H 31f059dfdSIngo Molnar 4bbc180a5SNicholas Piggin #include <asm/page.h> 5bbc180a5SNicholas Piggin 6bbc180a5SNicholas Piggin #ifdef CONFIG_HAVE_ARCH_HUGE_VMAP 7168a6333SNicholas Piggin 8*6f680e70SNicholas Piggin #define arch_vmap_pud_supported arch_vmap_pud_supported 9168a6333SNicholas Piggin static inline bool arch_vmap_pud_supported(pgprot_t prot) 10168a6333SNicholas Piggin { 11168a6333SNicholas Piggin /* 12168a6333SNicholas Piggin * Only 4k granule supports level 1 block mappings. 13168a6333SNicholas Piggin * SW table walks can't handle removal of intermediate entries. 14168a6333SNicholas Piggin */ 15168a6333SNicholas Piggin return IS_ENABLED(CONFIG_ARM64_4K_PAGES) && 16168a6333SNicholas Piggin !IS_ENABLED(CONFIG_PTDUMP_DEBUGFS); 17168a6333SNicholas Piggin } 18168a6333SNicholas Piggin 19*6f680e70SNicholas Piggin #define arch_vmap_pmd_supported arch_vmap_pmd_supported 20168a6333SNicholas Piggin static inline bool arch_vmap_pmd_supported(pgprot_t prot) 21168a6333SNicholas Piggin { 22168a6333SNicholas Piggin /* See arch_vmap_pud_supported() */ 23168a6333SNicholas Piggin return !IS_ENABLED(CONFIG_PTDUMP_DEBUGFS); 24168a6333SNicholas Piggin } 25*6f680e70SNicholas Piggin 26bbc180a5SNicholas Piggin #endif 27bbc180a5SNicholas Piggin 281f059dfdSIngo Molnar #endif /* _ASM_ARM64_VMALLOC_H */ 29