/* * Copyright (C) 2011 Red Hat, Inc. * * This file is released under the GPL. */ #ifndef _DM_PERSISTENT_DATA_INTERNAL_H #define _DM_PERSISTENT_DATA_INTERNAL_H #include "dm-block-manager.h" static inline unsigned dm_hash_block(dm_block_t b, unsigned hash_mask) { const unsigned BIG_PRIME = 4294967291UL; return (((unsigned) b) * BIG_PRIME) & hash_mask; } #endif /* _PERSISTENT_DATA_INTERNAL_H */