diff options
Diffstat (limited to 'net/ceph/crush/mapper.c')
| -rw-r--r-- | net/ceph/crush/mapper.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/net/ceph/crush/mapper.c b/net/ceph/crush/mapper.c index 82cab7d3e89d..dcf48bc504ea 100644 --- a/net/ceph/crush/mapper.c +++ b/net/ceph/crush/mapper.c @@ -478,15 +478,17 @@ reject: * @result_max: maximum result size * @weight: weight vector (for map leaves) * @weight_max: size of weight vector + * @scratch: scratch vector for private use; must be >= 3 * result_max */ int crush_do_rule(const struct crush_map *map, int ruleno, int x, int *result, int result_max, - const __u32 *weight, int weight_max) + const __u32 *weight, int weight_max, + int *scratch) { int result_len; - int a[CRUSH_MAX_SET]; - int b[CRUSH_MAX_SET]; - int c[CRUSH_MAX_SET]; + int *a = scratch; + int *b = scratch + result_max; + int *c = scratch + result_max*2; int recurse_to_leaf; int *w; int wsize = 0; |