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* [PATCH ] lib/crc32: update the comments of, crc32_{be,le}_generic()
@ 2013-07-19  8:06 Gu Zheng
  0 siblings, 0 replies; only message in thread
From: Gu Zheng @ 2013-07-19  8:06 UTC (permalink / raw)
  To: Andrew Morton; +Cc: ak, trbecker, jmario, linux-kernel



Signed-off-by: Gu Zheng <guz.fnst@cn.fujitsu.com>
---
 lib/crc32.c |   15 ++++++++++-----
 1 files changed, 10 insertions(+), 5 deletions(-)

diff --git a/lib/crc32.c b/lib/crc32.c
index 072fbd8..4722659 100644
--- a/lib/crc32.c
+++ b/lib/crc32.c
@@ -131,11 +131,14 @@ crc32_body(u32 crc, unsigned char const *buf, size_t len, const u32 (*tab)[256])
 #endif
 
 /**
- * crc32_le() - Calculate bitwise little-endian Ethernet AUTODIN II CRC32
+ * crc32_le_generic() - Calculate bitwise little-endian Ethernet AUTODIN II
+ * 			CRC32/CRC32C
  * @crc: seed value for computation.  ~0 for Ethernet, sometimes 0 for
- *	other uses, or the previous crc32 value if computing incrementally.
- * @p: pointer to buffer over which CRC is run
+ *	other uses, or the previous crc32/crc32c value if computing incrementally.
+ * @p: pointer to buffer over which CRC32/CRC32C is run
  * @len: length of buffer @p
+ * @tab: little-endian Ethernet table
+ * @polynomial: CRC32/CRC32c LE polynomial
  */
 static inline u32 __pure crc32_le_generic(u32 crc, unsigned char const *p,
 					  size_t len, const u32 (*tab)[256],
@@ -201,11 +204,13 @@ EXPORT_SYMBOL(crc32_le);
 EXPORT_SYMBOL(__crc32c_le);
 
 /**
- * crc32_be() - Calculate bitwise big-endian Ethernet AUTODIN II CRC32
+ * crc32_be_generic() - Calculate bitwise big-endian Ethernet AUTODIN II CRC32
  * @crc: seed value for computation.  ~0 for Ethernet, sometimes 0 for
  *	other uses, or the previous crc32 value if computing incrementally.
- * @p: pointer to buffer over which CRC is run
+ * @p: pointer to buffer over which CRC32 is run
  * @len: length of buffer @p
+ * @tab: big-endian Ethernet table
+ * @polynomial: CRC32 BE polynomial
  */
 static inline u32 __pure crc32_be_generic(u32 crc, unsigned char const *p,
 					  size_t len, const u32 (*tab)[256],
-- 
1.7.7


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2013-07-19  8:06 [PATCH ] lib/crc32: update the comments of, crc32_{be,le}_generic() Gu Zheng

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