Add intel hardware assisted crc32c support

[fio.git] / HOWTO

diff --git a/HOWTO b/HOWTO
index f569f5622de5db7d28d0fb3b7319b6aee9545ef1..7a65aa1540338c32bc2d43ef5b862b6c68b5b7ab 100644 (file)
--- a/HOWTO
+++ b/HOWTO
@@ -664,6 +664,9 @@ verify=str  If writing to a file, fio can verify the file contents
                        crc32c  Use a crc32c sum of the data area and store
                                it in the header of each block.
 
                        crc32c  Use a crc32c sum of the data area and store
                                it in the header of each block.
 

+                       crc32c-intel Use hardware assisted crc32c calcuation
+                               provided on SSE4.2 enabled processors.
+

                        crc32   Use a crc32 sum of the data area and store
                                it in the header of each block.
 
                        crc32   Use a crc32 sum of the data area and store
                                it in the header of each block.