Searched refs:pfn_limit (Results 1 - 6 of 6) sorted by relevance

/linux-4.1.27/arch/powerpc/mm/
H A Dmem.c242 void __init limit_zone_pfn(enum zone_type zone, unsigned long pfn_limit) limit_zone_pfn() argument
250 if (max_zone_pfns[i] > pfn_limit) limit_zone_pfn()
251 max_zone_pfns[i] = pfn_limit; limit_zone_pfn()
259 * pfn_limit must be u64 because it can exceed 32 bits even on 32-bit
262 int dma_pfn_limit_to_zone(u64 pfn_limit) dma_pfn_limit_to_zone() argument
272 if (max_zone_pfns[i] <= pfn_limit) dma_pfn_limit_to_zone()
/linux-4.1.27/drivers/lguest/
H A Dlg.h91 u32 pfn_limit; member in struct:lguest
93 /* Device memory is >= pfn_limit and < device_limit. */
H A Dpage_tables.c259 return (pte_pfn(gpte) >= cpu->lg->pfn_limit gpte_in_iomem()
266 pte_pfn(gpte) >= cpu->lg->pfn_limit) { check_gpte()
276 (pgd_pfn(gpgd) >= cpu->lg->pfn_limit)) { check_gpgd()
287 (pmd_pfn(gpmd) >= cpu->lg->pfn_limit)) { check_gpmd()
389 * pfn_limit and device_limit, which is I/O memory. In this case, we
488 * the pfn_limit (ie. not mapping the Launcher binary). demand_page()
H A Dcore.c169 * code. We have to check that the range is below the pfn_limit the Launcher
176 return addr+len <= lg->pfn_limit * PAGE_SIZE && (addr+len >= addr); lguest_address_ok()
H A Dlguest_user.c252 lg->pfn_limit = args[1]; initialize()
/linux-4.1.27/arch/powerpc/include/asm/
H A Dpgtable.h219 int dma_pfn_limit_to_zone(u64 pfn_limit);

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