Lines Matching refs:brk
21 * buggy brk implementations that can cross the stack. */
44 static uintptr_t brk, cur, end;
66 brk = __syscall(SYS_brk, 0);
67 brk += -brk & PAGE_SIZE-1;
68 cur = end = brk;
71 if (brk == end && req < SIZE_MAX-brk
72 && !traverses_stack_p(brk, brk+req)
73 && __syscall(SYS_brk, brk+req)==brk+req) {
74 brk = end += req;