FILE_HASH_BITS     31 fs/lockd/svcsubs.c #define FILE_NRHASH		(1<<FILE_HASH_BITS)
FILE_HASH_BITS    174 fs/nfsd/nfs4state.c #define FILE_HASH_SIZE                  (1 << FILE_HASH_BITS)
FILE_HASH_BITS    182 fs/nfsd/nfs4state.c         hash_ptr(x, FILE_HASH_BITS)