diff options
Diffstat (limited to 'fs/exofs')
| -rw-r--r-- | fs/exofs/Kbuild | 2 | ||||
| -rw-r--r-- | fs/exofs/exofs.h | 4 | ||||
| -rw-r--r-- | fs/exofs/symlink.c | 57 |
3 files changed, 62 insertions, 1 deletions
diff --git a/fs/exofs/Kbuild b/fs/exofs/Kbuild index c9546edadde..7c361c92bbd 100644 --- a/fs/exofs/Kbuild +++ b/fs/exofs/Kbuild @@ -12,5 +12,5 @@ # Kbuild - Gets included from the Kernels Makefile and build system # -exofs-y := osd.o inode.o file.o +exofs-y := osd.o inode.o file.o symlink.o obj-$(CONFIG_EXOFS_FS) += exofs.o diff --git a/fs/exofs/exofs.h b/fs/exofs/exofs.h index a735258c736..825454d76f6 100644 --- a/fs/exofs/exofs.h +++ b/fs/exofs/exofs.h @@ -138,4 +138,8 @@ int exofs_setattr(struct dentry *, struct iattr *); extern const struct inode_operations exofs_file_inode_operations; extern const struct file_operations exofs_file_operations; +/* symlink.c */ +extern const struct inode_operations exofs_symlink_inode_operations; +extern const struct inode_operations exofs_fast_symlink_inode_operations; + #endif diff --git a/fs/exofs/symlink.c b/fs/exofs/symlink.c new file mode 100644 index 00000000000..36e2d7bc7f7 --- /dev/null +++ b/fs/exofs/symlink.c @@ -0,0 +1,57 @@ +/* + * Copyright (C) 2005, 2006 + * Avishay Traeger (avishay@gmail.com) (avishay@il.ibm.com) + * Copyright (C) 2005, 2006 + * International Business Machines + * Copyright (C) 2008, 2009 + * Boaz Harrosh <bharrosh@panasas.com> + * + * Copyrights for code taken from ext2: + * 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/inode.c + * Copyright (C) 1991, 1992 Linus Torvalds + * + * This file is part of exofs. + * + * exofs is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation. Since it is based on ext2, and the only + * valid version of GPL for the Linux kernel is version 2, the only valid + * version of GPL for exofs is version 2. + * + * exofs 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 exofs; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <linux/namei.h> + +#include "exofs.h" + +static void *exofs_follow_link(struct dentry *dentry, struct nameidata *nd) +{ + struct exofs_i_info *oi = exofs_i(dentry->d_inode); + + nd_set_link(nd, (char *)oi->i_data); + return NULL; +} + +const struct inode_operations exofs_symlink_inode_operations = { + .readlink = generic_readlink, + .follow_link = page_follow_link_light, + .put_link = page_put_link, +}; + +const struct inode_operations exofs_fast_symlink_inode_operations = { + .readlink = generic_readlink, + .follow_link = exofs_follow_link, +}; |