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Subject[PATCH v3 018/110] exofs: switch to {simple,page}_symlink_inode_operations
Date
From: Al Viro <viro@zeniv.linux.org.uk>

ACK-by: Boaz Harrosh <ooo@electrozaur.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
fs/exofs/Kbuild | 2 +-
fs/exofs/exofs.h | 4 ----
fs/exofs/inode.c | 9 +++++----
fs/exofs/namei.c | 5 +++--
fs/exofs/symlink.c | 55 ------------------------------------------------------
5 files changed, 9 insertions(+), 66 deletions(-)
delete mode 100644 fs/exofs/symlink.c

diff --git a/fs/exofs/Kbuild b/fs/exofs/Kbuild
index b47c7b8..a364fd0 100644
--- a/fs/exofs/Kbuild
+++ b/fs/exofs/Kbuild
@@ -16,5 +16,5 @@
libore-y := ore.o ore_raid.o
obj-$(CONFIG_ORE) += libore.o

-exofs-y := inode.o file.o symlink.o namei.o dir.o super.o sys.o
+exofs-y := inode.o file.o namei.o dir.o super.o sys.o
obj-$(CONFIG_EXOFS_FS) += exofs.o
diff --git a/fs/exofs/exofs.h b/fs/exofs/exofs.h
index ad9cac6..2e86086 100644
--- a/fs/exofs/exofs.h
+++ b/fs/exofs/exofs.h
@@ -207,10 +207,6 @@ extern const struct address_space_operations exofs_aops;
extern const struct inode_operations exofs_dir_inode_operations;
extern const struct inode_operations exofs_special_inode_operations;

-/* symlink.c */
-extern const struct inode_operations exofs_symlink_inode_operations;
-extern const struct inode_operations exofs_fast_symlink_inode_operations;
-
/* exofs_init_comps will initialize an ore_components device array
* pointing to a single ore_comp struct, and a round-robin view
* of the device table.
diff --git a/fs/exofs/inode.c b/fs/exofs/inode.c
index 786e4cc..73c64da 100644
--- a/fs/exofs/inode.c
+++ b/fs/exofs/inode.c
@@ -1222,10 +1222,11 @@ struct inode *exofs_iget(struct super_block *sb, unsigned long ino)
inode->i_fop = &exofs_dir_operations;
inode->i_mapping->a_ops = &exofs_aops;
} else if (S_ISLNK(inode->i_mode)) {
- if (exofs_inode_is_fast_symlink(inode))
- inode->i_op = &exofs_fast_symlink_inode_operations;
- else {
- inode->i_op = &exofs_symlink_inode_operations;
+ if (exofs_inode_is_fast_symlink(inode)) {
+ inode->i_op = &simple_symlink_inode_operations;
+ inode->i_link = (char *)oi->i_data;
+ } else {
+ inode->i_op = &page_symlink_inode_operations;
inode->i_mapping->a_ops = &exofs_aops;
}
} else {
diff --git a/fs/exofs/namei.c b/fs/exofs/namei.c
index 5ae25e4..09a6bb1 100644
--- a/fs/exofs/namei.c
+++ b/fs/exofs/namei.c
@@ -113,7 +113,7 @@ static int exofs_symlink(struct inode *dir, struct dentry *dentry,
oi = exofs_i(inode);
if (l > sizeof(oi->i_data)) {
/* slow symlink */
- inode->i_op = &exofs_symlink_inode_operations;
+ inode->i_op = &page_symlink_inode_operations;
inode->i_mapping->a_ops = &exofs_aops;
memset(oi->i_data, 0, sizeof(oi->i_data));

@@ -122,7 +122,8 @@ static int exofs_symlink(struct inode *dir, struct dentry *dentry,
goto out_fail;
} else {
/* fast symlink */
- inode->i_op = &exofs_fast_symlink_inode_operations;
+ inode->i_op = &simple_symlink_inode_operations;
+ inode->i_link = (char *)oi->i_data;
memcpy(oi->i_data, symname, l);
inode->i_size = l-1;
}
diff --git a/fs/exofs/symlink.c b/fs/exofs/symlink.c
deleted file mode 100644
index 6f6f3a4..0000000
--- a/fs/exofs/symlink.c
+++ /dev/null
@@ -1,55 +0,0 @@
-/*
- * Copyright (C) 2005, 2006
- * Avishay Traeger (avishay@gmail.com)
- * Copyright (C) 2008, 2009
- * Boaz Harrosh <ooo@electrozaur.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(d_inode(dentry));
-
- 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,
-};
--
2.1.4


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