Lines Matching defs:pgbrk
783 size_t pgbrk = brk + PAGE_SIZE-1 & -PAGE_SIZE;
786 if (pgend > pgbrk && mmap_fixed(map+pgbrk,
787 pgend-pgbrk, prot,
791 memset(map + brk, 0, pgbrk-brk);
863 size_t pgbrk = brk+PAGE_SIZE-1 & -PAGE_SIZE;
864 memset((void *)brk, 0, pgbrk-brk & PAGE_SIZE-1);
865 if (pgbrk-(size_t)base < this_max && mmap_fixed((void *)pgbrk, (size_t)base+this_max-pgbrk, prot, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) == MAP_FAILED)