FIX_PMD           563 arch/arm64/include/asm/pgtable.h #define pmd_set_fixmap(addr)		((pmd_t *)set_fixmap_offset(FIX_PMD, addr))
FIX_PMD           565 arch/arm64/include/asm/pgtable.h #define pmd_clear_fixmap()		clear_fixmap(FIX_PMD)
FIX_PMD           226 arch/riscv/mm/init.c 		clear_fixmap(FIX_PMD);
FIX_PMD           227 arch/riscv/mm/init.c 		return (pmd_t *)set_fixmap_offset(FIX_PMD, pa);
FIX_PMD           447 arch/riscv/mm/init.c 	clear_fixmap(FIX_PMD);