New upstream release Closes: #849353, #817806, #854915, #845473

1 files changed, 33 insertions, 0 deletions

diff --git a/kernel-lib/crc32c.h b/kernel-lib/crc32c.h
new file mode 100644
index 00000000..c552ef6e
--- /dev/null
+++ b/kernel-lib/crc32c.h
@@ -0,0 +1,33 @@
+/*
+ * Copyright (C) 2007 Red Hat.  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 __CRC32C__
+#define __CRC32C__
+
+#if BTRFS_FLAT_INCLUDES
+#include "kerncompat.h"
+#else
+#include <btrfs/kerncompat.h>
+#endif /* BTRFS_FLAT_INCLUDES */
+
+u32 crc32c_le(u32 seed, unsigned char const *data, size_t length);
+void crc32c_optimization_init(void);
+
+#define crc32c(seed, data, length) crc32c_le(seed, (unsigned char const *)data, length)
+#define btrfs_crc32c crc32c
+#endif