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Searched refs:limit_pfn (Results 1 – 8 of 8) sorted by relevance

/Linux-v4.19/drivers/iommu/
Diova.c35 unsigned long limit_pfn);
118 __get_cached_rbnode(struct iova_domain *iovad, unsigned long limit_pfn) in __get_cached_rbnode() argument
120 if (limit_pfn <= iovad->dma_32bit_pfn) in __get_cached_rbnode()
179 unsigned long size, unsigned long limit_pfn, in __alloc_and_insert_iova_range() argument
193 curr = __get_cached_rbnode(iovad, limit_pfn); in __alloc_and_insert_iova_range()
196 limit_pfn = min(limit_pfn, curr_iova->pfn_lo); in __alloc_and_insert_iova_range()
197 new_pfn = (limit_pfn - size) & align_mask; in __alloc_and_insert_iova_range()
203 if (limit_pfn < size || new_pfn < iovad->start_pfn) { in __alloc_and_insert_iova_range()
287 unsigned long limit_pfn, in alloc_iova() argument
297 ret = __alloc_and_insert_iova_range(iovad, size, limit_pfn + 1, in alloc_iova()
[all …]
/Linux-v4.19/include/linux/
Diova.h145 unsigned long limit_pfn,
153 unsigned long limit_pfn, bool flush_rcache);
195 unsigned long limit_pfn, in alloc_iova() argument
215 unsigned long limit_pfn, in alloc_iova_fast() argument
Dmemblock.h358 phys_addr_t memblock_mem_size(unsigned long limit_pfn);
/Linux-v4.19/arch/x86/mm/
Dinit.c338 unsigned long start_pfn, end_pfn, limit_pfn; in split_mem_range() local
342 limit_pfn = PFN_DOWN(end); in split_mem_range()
360 if (end_pfn > limit_pfn) in split_mem_range()
361 end_pfn = limit_pfn; in split_mem_range()
370 end_pfn = round_down(limit_pfn, PFN_DOWN(PMD_SIZE)); in split_mem_range()
373 if (end_pfn > round_down(limit_pfn, PFN_DOWN(PMD_SIZE))) in split_mem_range()
374 end_pfn = round_down(limit_pfn, PFN_DOWN(PMD_SIZE)); in split_mem_range()
386 end_pfn = round_down(limit_pfn, PFN_DOWN(PUD_SIZE)); in split_mem_range()
396 end_pfn = round_down(limit_pfn, PFN_DOWN(PMD_SIZE)); in split_mem_range()
406 end_pfn = limit_pfn; in split_mem_range()
/Linux-v4.19/arch/x86/kernel/
De820.c728 void __init e820__register_nosave_regions(unsigned long limit_pfn) in e820__register_nosave_regions() argument
744 if (pfn >= limit_pfn) in e820__register_nosave_regions()
805 static unsigned long __init e820_end_pfn(unsigned long limit_pfn, enum e820_type type) in e820_end_pfn() argument
822 if (start_pfn >= limit_pfn) in e820_end_pfn()
824 if (end_pfn > limit_pfn) { in e820_end_pfn()
825 last_pfn = limit_pfn; in e820_end_pfn()
/Linux-v4.19/arch/x86/include/asm/e820/
Dapi.h41 extern void e820__register_nosave_regions(unsigned long limit_pfn);
/Linux-v4.19/arch/x86/kernel/cpu/mtrr/
Dcleanup.c852 real_trim_memory(unsigned long start_pfn, unsigned long limit_pfn) in real_trim_memory() argument
859 trim_size = limit_pfn; in real_trim_memory()
/Linux-v4.19/mm/
Dmemblock.c1588 phys_addr_t __init memblock_mem_size(unsigned long limit_pfn) in memblock_mem_size() argument
1597 start_pfn = min_t(unsigned long, start_pfn, limit_pfn); in memblock_mem_size()
1598 end_pfn = min_t(unsigned long, end_pfn, limit_pfn); in memblock_mem_size()