diff options
Diffstat (limited to 'src/pkg/runtime')
| -rw-r--r-- | src/pkg/runtime/malloc.goc | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/pkg/runtime/malloc.goc b/src/pkg/runtime/malloc.goc index 4d900d63b9..a1db66e1ad 100644 --- a/src/pkg/runtime/malloc.goc +++ b/src/pkg/runtime/malloc.goc @@ -351,6 +351,8 @@ runtime·mallocinit(void) arena_size = MaxMem; bitmap_size = arena_size / (sizeof(void*)*8/4); spans_size = arena_size / PageSize * sizeof(runtime·mheap.spans[0]); + // round spans_size to pages + spans_size = (spans_size + ((1<<PageShift) - 1)) & ~((1<<PageShift) - 1); p = runtime·SysReserve((void*)(0x00c0ULL<<32), bitmap_size + spans_size + arena_size); } if (p == nil) { @@ -379,6 +381,8 @@ runtime·mallocinit(void) arena_size = bitmap_size * 8; spans_size = arena_size / PageSize * sizeof(runtime·mheap.spans[0]); } + // round spans_size to pages + spans_size = (spans_size + ((1<<PageShift) - 1)) & ~((1<<PageShift) - 1); // SysReserve treats the address we ask for, end, as a hint, // not as an absolute requirement. If we ask for the end |