staging/lustre/crypto: add crc32c module loading to libcfs

This patch add automatically module loading for crc32c
when libcfs is starting.

Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-2212
Lustre-change: http://review.whamcloud.com/4372Signed-off-by: NAlexander Boyko <alexander_boyko@xyratex.com>
Reviewed-by: NAndreas Dilger <andreas.dilger@intel.com>
Reviewed-by: NShuichi Ihara <sihara@ddn.com>
Reviewed-by: NJames Simmons <uja.ornl@gmail.com>
Signed-off-by: NPeng Tao <tao.peng@emc.com>
Signed-off-by: NAndreas Dilger <andreas.dilger@intel.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/lustre/lustre/libcfs/linux/linux-crypto.c

@@ -274,6 +274,8 @@ static int adler32;
 
 int cfs_crypto_register(void)
 {
+	request_module("crc32c");
+
 	adler32 = cfs_crypto_adler32_register();
 
 	/* check all algorithms and do performance test */