diff options
Diffstat (limited to 'lib/mnesia/src/mnesia_frag_hash.erl')
| -rw-r--r-- | lib/mnesia/src/mnesia_frag_hash.erl | 20 |
1 files changed, 9 insertions, 11 deletions
diff --git a/lib/mnesia/src/mnesia_frag_hash.erl b/lib/mnesia/src/mnesia_frag_hash.erl index 610ba2535c..3dfdb87f30 100644 --- a/lib/mnesia/src/mnesia_frag_hash.erl +++ b/lib/mnesia/src/mnesia_frag_hash.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2002-2009. All Rights Reserved. +%% Copyright Ericsson AB 2002-2011. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -101,21 +101,19 @@ del_frag(OldState) -> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -key_to_frag_number(#hash_state{function = phash, next_n_to_split = SplitN, n_doubles = L}, Key) -> - P = SplitN, - A = erlang:phash(Key, power2(L)), +key_to_frag_number(#hash_state{function = phash, n_fragments = N, n_doubles = L}, Key) -> + A = erlang:phash(Key, power2(L + 1)), if - A < P -> - erlang:phash(Key, power2(L + 1)); + A > N -> + A - power2(L); true -> A end; -key_to_frag_number(#hash_state{function = phash2, next_n_to_split = SplitN, n_doubles = L}, Key) -> - P = SplitN, - A = erlang:phash2(Key, power2(L)) + 1, +key_to_frag_number(#hash_state{function = phash2, n_fragments = N, n_doubles = L}, Key) -> + A = erlang:phash2(Key, power2(L + 1)) + 1, if - A < P -> - erlang:phash2(Key, power2(L + 1)) + 1; + A > N -> + A - power2(L); true -> A end; |