crc32: add help text for the algorithm select option

Add help text to the crc32 algorithm selection option in Kconfig. Signed-off-by: Darrick J. Wong <[email protected]> Reported-by: Stefan Richter <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
AnTAVR · Mar 29, 2012 · 82edb4b · 82edb4b
1 parent f0f57b2
commit 82edb4b
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/lib/Kconfig b/lib/Kconfig
@@ -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"