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authorDave Kleikamp <shaggy@austin.ibm.com>2006-10-11 01:20:50 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-10-11 11:14:15 -0700
commitac27a0ec112a089f1a5102bc8dffc79c8c815571 (patch)
treebcbcc0a5a88bf99b35119d9d9d660a37c503d787 /fs/ext4/symlink.c
parent502717f4e112b18d9c37753a32f675bec9f2838b (diff)
downloadlinux-ac27a0ec112a089f1a5102bc8dffc79c8c815571.tar.bz2
[PATCH] ext4: initial copy of files from ext3
Start of the ext4 patch series. See Documentation/filesystems/ext4.txt for details. This is a simple copy of the files in fs/ext3 to fs/ext4 and /usr/incude/linux/ext3* to /usr/include/ex4* Signed-off-by: Dave Kleikamp <shaggy@austin.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'fs/ext4/symlink.c')
-rw-r--r--fs/ext4/symlink.c54
1 files changed, 54 insertions, 0 deletions
diff --git a/fs/ext4/symlink.c b/fs/ext4/symlink.c
new file mode 100644
index 000000000000..4f79122cde67
--- /dev/null
+++ b/fs/ext4/symlink.c
@@ -0,0 +1,54 @@
+/*
+ * linux/fs/ext3/symlink.c
+ *
+ * Only fast symlinks left here - the rest is done by generic code. AV, 1999
+ *
+ * Copyright (C) 1992, 1993, 1994, 1995
+ * Remy Card (card@masi.ibp.fr)
+ * Laboratoire MASI - Institut Blaise Pascal
+ * Universite Pierre et Marie Curie (Paris VI)
+ *
+ * from
+ *
+ * linux/fs/minix/symlink.c
+ *
+ * Copyright (C) 1991, 1992 Linus Torvalds
+ *
+ * ext3 symlink handling code
+ */
+
+#include <linux/fs.h>
+#include <linux/jbd.h>
+#include <linux/ext3_fs.h>
+#include <linux/namei.h>
+#include "xattr.h"
+
+static void * ext3_follow_link(struct dentry *dentry, struct nameidata *nd)
+{
+ struct ext3_inode_info *ei = EXT3_I(dentry->d_inode);
+ nd_set_link(nd, (char*)ei->i_data);
+ return NULL;
+}
+
+struct inode_operations ext3_symlink_inode_operations = {
+ .readlink = generic_readlink,
+ .follow_link = page_follow_link_light,
+ .put_link = page_put_link,
+#ifdef CONFIG_EXT3_FS_XATTR
+ .setxattr = generic_setxattr,
+ .getxattr = generic_getxattr,
+ .listxattr = ext3_listxattr,
+ .removexattr = generic_removexattr,
+#endif
+};
+
+struct inode_operations ext3_fast_symlink_inode_operations = {
+ .readlink = generic_readlink,
+ .follow_link = ext3_follow_link,
+#ifdef CONFIG_EXT3_FS_XATTR
+ .setxattr = generic_setxattr,
+ .getxattr = generic_getxattr,
+ .listxattr = ext3_listxattr,
+ .removexattr = generic_removexattr,
+#endif
+};