crc32: add help text for the algorithm select option
authorDarrick J. Wong <djwong@us.ibm.com>
Wed, 28 Mar 2012 21:42:56 +0000 (14:42 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Thu, 29 Mar 2012 00:14:37 +0000 (17:14 -0700)
Add help text to the crc32 algorithm selection option in Kconfig.

Signed-off-by: Darrick J. Wong <djwong@us.ibm.com>
Reported-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
lib/Kconfig

index a0e5900a9d85eedba0da1420836797476753f8a0..4a8aba2e5cc016b84776a85af19d8d2d1b404f30 100644 (file)
@@ -88,6 +88,10 @@ choice
        prompt "CRC32 implementation"
        depends on CRC32
        default CRC32_SLICEBY8
+       help
+         This option allows a kernel builder to override the default choice
+         of CRC32 algorithm.  Choose the default ("slice by 8") unless you
+         know that you need one of the others.
 
 config CRC32_SLICEBY8
        bool "Slice by 8 bytes"