taglinefilesource code
start_low_mem202arch/i386/mm/init.cunsigned long start_low_mem = PAGE_SIZE;
start_low_mem216arch/i386/mm/init.cstart_low_mem = PAGE_ALIGN(start_low_mem);
start_low_mem222arch/i386/mm/init.cstart_low_mem += PAGE_SIZE;        /* 32bit startup code */
start_low_mem223arch/i386/mm/init.cstart_low_mem = smp_alloc_memory(start_low_mem);   /* AP processor stacks */
start_low_mem232arch/i386/mm/init.cwhile (start_low_mem < 0x9f000) {
start_low_mem233arch/i386/mm/init.cmem_map[MAP_NR(start_low_mem)].reserved = 0;
start_low_mem234arch/i386/mm/init.cstart_low_mem += PAGE_SIZE;