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| author | Lachlan McIlroy <lachlan@redback.melbourne.sgi.com> | 2009-01-14 16:29:08 +1100 |
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| committer | Lachlan McIlroy <lachlan@redback.melbourne.sgi.com> | 2009-01-14 16:29:08 +1100 |
| commit | c088f4e9da74b901f7ed1749ad697d77622ed0f9 (patch) | |
| tree | 84cddf20369f82f10c1c3712e6cce20dd1b9d863 /fs/btrfs/hash.h | |
| parent | ce79735c12d62c3cda38eb31762cf98e87c7b087 (diff) | |
| parent | a6525042bfdfcab128bd91fad264de10fd24a55e (diff) | |
| download | linux-c088f4e9da74b901f7ed1749ad697d77622ed0f9.tar.gz linux-c088f4e9da74b901f7ed1749ad697d77622ed0f9.tar.bz2 linux-c088f4e9da74b901f7ed1749ad697d77622ed0f9.zip | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'fs/btrfs/hash.h')
| -rw-r--r-- | fs/btrfs/hash.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/fs/btrfs/hash.h b/fs/btrfs/hash.h new file mode 100644 index 000000000000..2a020b276768 --- /dev/null +++ b/fs/btrfs/hash.h @@ -0,0 +1,27 @@ +/* + * Copyright (C) 2007 Oracle. All rights reserved. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License v2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public + * License along with this program; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 021110-1307, USA. + */ + +#ifndef __HASH__ +#define __HASH__ + +#include "crc32c.h" +static inline u64 btrfs_name_hash(const char *name, int len) +{ + return btrfs_crc32c((u32)~1, name, len); +} +#endif |