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authorIngo Molnar <mingo@elte.hu>2009-01-11 15:34:05 +0100
committerIngo Molnar <mingo@elte.hu>2009-01-11 15:34:05 +0100
commitd19b85db9d5c44a4c21dcb10d6fbadaa4425ab2a (patch)
tree250be7a5a29069f7d1f4524fa45ab0e988833025 /fs/btrfs/crc32c.h
parent490dea45d00f01847ebebd007685d564aaf2cd98 (diff)
parentc59765042f53a79a7a65585042ff463b69cb248c (diff)
Merge commit 'v2.6.29-rc1' into timers/urgent
Diffstat (limited to 'fs/btrfs/crc32c.h')
-rw-r--r--fs/btrfs/crc32c.h29
1 files changed, 29 insertions, 0 deletions
diff --git a/fs/btrfs/crc32c.h b/fs/btrfs/crc32c.h
new file mode 100644
index 00000000000..6e1b3de3670
--- /dev/null
+++ b/fs/btrfs/crc32c.h
@@ -0,0 +1,29 @@
+/*
+ * Copyright (C) 2008 Oracle. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public
+ * License v2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this program; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 021110-1307, USA.
+ */
+
+#ifndef __BTRFS_CRC32C__
+#define __BTRFS_CRC32C__
+#include <linux/crc32c.h>
+
+/*
+ * this file used to do more for selecting the HW version of crc32c,
+ * perhaps it will one day again soon.
+ */
+#define btrfs_crc32c(seed, data, length) crc32c(seed, data, length)
+#endif
+