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lastdragon
2026-09-06 12:53:21 -06:00
parent 662efe3c2a
commit ad2088d178
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linux-7.2.3/drivers/md/persistent-data/dm-persistent-data-internal.h
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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* 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 int dm_hash_block(dm_block_t b, unsigned int hash_mask)
{
const unsigned int BIG_PRIME = 4294967291UL;
return (((unsigned int) b) * BIG_PRIME) & hash_mask;
}
#endif /* _PERSISTENT_DATA_INTERNAL_H */