brk_start 54 arch/um/include/shared/as-layout.h extern unsigned long brk_start; brk_start 244 arch/um/kernel/um_arch.c unsigned long brk_start; brk_start 279 arch/um/kernel/um_arch.c brk_start = (unsigned long) sbrk(0); brk_start 287 arch/um/kernel/um_arch.c diff = UML_ROUND_UP(brk_start) - UML_ROUND_UP(&_end); brk_start 291 arch/um/kernel/um_arch.c physmem_size += UML_ROUND_UP(brk_start) - UML_ROUND_UP(&_end); brk_start 297 arch/um/kernel/um_arch.c uml_reserved = ROUND_4M(brk_start) + (1 << 22);