diff options
Diffstat (limited to 'lib/crc64.c')
| -rw-r--r-- | lib/crc64.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/lib/crc64.c b/lib/crc64.c index b5136fb4c199..d6f3f245eede 100644 --- a/lib/crc64.c +++ b/lib/crc64.c @@ -22,8 +22,8 @@ * x^24 + x^23 + x^22 + x^21 + x^19 + x^17 + x^13 + x^12 + x^10 + x^9 + * x^7 + x^4 + x + 1 * - * crc64rocksoft[256] table is from the Rocksoft specification polynomial - * defined as, + * crc64nvmetable[256] uses the CRC64 polynomial from the NVME NVM Command Set + * Specification and uses least-significant-bit first bit order: * * x^64 + x^63 + x^61 + x^59 + x^58 + x^56 + x^55 + x^52 + x^49 + x^48 + x^47 + * x^46 + x^44 + x^41 + x^37 + x^36 + x^34 + x^32 + x^31 + x^28 + x^26 + x^23 + @@ -63,7 +63,7 @@ u64 __pure crc64_be(u64 crc, const void *p, size_t len) } EXPORT_SYMBOL_GPL(crc64_be); -u64 __pure crc64_rocksoft_generic(u64 crc, const void *p, size_t len) +u64 __pure crc64_nvme_generic(u64 crc, const void *p, size_t len) { const unsigned char *_p = p; size_t i; @@ -71,8 +71,8 @@ u64 __pure crc64_rocksoft_generic(u64 crc, const void *p, size_t len) crc = ~crc; for (i = 0; i < len; i++) - crc = (crc >> 8) ^ crc64rocksofttable[(crc & 0xff) ^ *_p++]; + crc = (crc >> 8) ^ crc64nvmetable[(crc & 0xff) ^ *_p++]; return ~crc; } -EXPORT_SYMBOL_GPL(crc64_rocksoft_generic); +EXPORT_SYMBOL_GPL(crc64_nvme_generic); |