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-rw-r--r--arch/i386/kernel/setup.c32
1 files changed, 0 insertions, 32 deletions
diff --git a/arch/i386/kernel/setup.c b/arch/i386/kernel/setup.c
index f1682206d304..345ffb7d904d 100644
--- a/arch/i386/kernel/setup.c
+++ b/arch/i386/kernel/setup.c
@@ -956,38 +956,6 @@ efi_memory_present_wrapper(unsigned long start, unsigned long end, void *arg)
956 return 0; 956 return 0;
957} 957}
958 958
959 /*
960 * This function checks if the entire range <start,end> is mapped with type.
961 *
962 * Note: this function only works correct if the e820 table is sorted and
963 * not-overlapping, which is the case
964 */
965int __init
966e820_all_mapped(unsigned long s, unsigned long e, unsigned type)
967{
968 u64 start = s;
969 u64 end = e;
970 int i;
971 for (i = 0; i < e820.nr_map; i++) {
972 struct e820entry *ei = &e820.map[i];
973 if (type && ei->type != type)
974 continue;
975 /* is the region (part) in overlap with the current region ?*/
976 if (ei->addr >= end || ei->addr + ei->size <= start)
977 continue;
978 /* if the region is at the beginning of <start,end> we move
979 * start to the end of the region since it's ok until there
980 */
981 if (ei->addr <= start)
982 start = ei->addr + ei->size;
983 /* if start is now at or beyond end, we're done, full
984 * coverage */
985 if (start >= end)
986 return 1; /* we're done */
987 }
988 return 0;
989}
990
991/* 959/*
992 * Find the highest page frame number we have available 960 * Find the highest page frame number we have available
993 */ 961 */