bcache in userspace; userspace fsck

1 files changed, 31 insertions, 0 deletions

diff --git a/include/linux/dcache.h b/include/linux/dcache.h
new file mode 100644
index 00000000..b569b2c1
--- /dev/null
+++ b/include/linux/dcache.h
@@ -0,0 +1,31 @@
+#ifndef __LINUX_DCACHE_H
+#define __LINUX_DCACHE_H
+
+struct super_block;
+struct inode;
+
+/* The hash is always the low bits of hash_len */
+#ifdef __LITTLE_ENDIAN
+ #define HASH_LEN_DECLARE u32 hash; u32 len
+#else
+ #define HASH_LEN_DECLARE u32 len; u32 hash
+#endif
+
+struct qstr {
+	union {
+		struct {
+			HASH_LEN_DECLARE;
+		};
+		u64 hash_len;
+	};
+	const unsigned char *name;
+};
+
+#define QSTR_INIT(n,l) { { { .len = l } }, .name = n }
+
+struct dentry {
+	struct super_block *d_sb;
+	struct inode *d_inode;
+};
+
+#endif	/* __LINUX_DCACHE_H */