From 3222a3e55f4025acb2a5a4379cf2f2b7df1f1243 Mon Sep 17 00:00:00 2001
From: Christoph Hellwig <hch@lst.de>
Date: Wed, 3 Sep 2008 21:53:01 +0200
Subject: [PATCH] [PATCH] fix ->llseek for more directories

With this patch all directory fops instances that have a readdir
that doesn't take the BKL are switched to generic_file_llseek.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 fs/afs/dir.c          | 1 +
 fs/bfs/dir.c          | 1 +
 fs/cifs/cifsfs.c      | 1 +
 fs/fat/dir.c          | 1 +
 fs/jffs2/dir.c        | 3 ++-
 fs/jfs/namei.c        | 1 +
 fs/omfs/dir.c         | 1 +
 fs/openpromfs/inode.c | 1 +
 fs/proc/proc_sysctl.c | 1 +
 fs/sysfs/dir.c        | 1 +
 fs/ufs/dir.c          | 1 +
 11 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/fs/afs/dir.c b/fs/afs/dir.c
index dfda03d..99cf390 100644
--- a/fs/afs/dir.c
+++ b/fs/afs/dir.c
@@ -45,6 +45,7 @@ const struct file_operations afs_dir_file_operations = {
 	.release	= afs_release,
 	.readdir	= afs_readdir,
 	.lock		= afs_lock,
+	.llseek		= generic_file_llseek,
 };
 
 const struct inode_operations afs_dir_inode_operations = {
diff --git a/fs/bfs/dir.c b/fs/bfs/dir.c
index ed8feb0..daae463 100644
--- a/fs/bfs/dir.c
+++ b/fs/bfs/dir.c
@@ -80,6 +80,7 @@ const struct file_operations bfs_dir_operations = {
 	.read		= generic_read_dir,
 	.readdir	= bfs_readdir,
 	.fsync		= file_fsync,
+	.llseek		= generic_file_llseek,
 };
 
 extern void dump_imap(const char *, struct super_block *);
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index 25ecbd5..89c64a8 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -765,6 +765,7 @@ const struct file_operations cifs_dir_ops = {
 	.dir_notify = cifs_dir_notify,
 #endif /* CONFIG_CIFS_EXPERIMENTAL */
 	.unlocked_ioctl  = cifs_ioctl,
+	.llseek = generic_file_llseek,
 };
 
 static void
diff --git a/fs/fat/dir.c b/fs/fat/dir.c
index cd4a016..bae1c32 100644
--- a/fs/fat/dir.c
+++ b/fs/fat/dir.c
@@ -839,6 +839,7 @@ const struct file_operations fat_dir_operations = {
 	.compat_ioctl	= fat_compat_dir_ioctl,
 #endif
 	.fsync		= file_fsync,
+	.llseek		= generic_file_llseek,
 };
 
 static int fat_get_short_entry(struct inode *dir, loff_t *pos,
diff --git a/fs/jffs2/dir.c b/fs/jffs2/dir.c
index 621bdfa..6f60cc9 100644
--- a/fs/jffs2/dir.c
+++ b/fs/jffs2/dir.c
@@ -39,7 +39,8 @@ const struct file_operations jffs2_dir_operations =
 	.read =		generic_read_dir,
 	.readdir =	jffs2_readdir,
 	.unlocked_ioctl=jffs2_ioctl,
-	.fsync =	jffs2_fsync
+	.fsync =	jffs2_fsync,
+	.llseek =	generic_file_llseek,
 };
 
 
diff --git a/fs/jfs/namei.c b/fs/jfs/namei.c
index e199dde..cc3cedf 100644
--- a/fs/jfs/namei.c
+++ b/fs/jfs/namei.c
@@ -1547,6 +1547,7 @@ const struct file_operations jfs_dir_operations = {
 #ifdef CONFIG_COMPAT
 	.compat_ioctl	= jfs_compat_ioctl,
 #endif
+	.llseek		= generic_file_llseek,
 };
 
 static int jfs_ci_hash(struct dentry *dir, struct qstr *this)
diff --git a/fs/omfs/dir.c b/fs/omfs/dir.c
index c0757e9..c7275cf 100644
--- a/fs/omfs/dir.c
+++ b/fs/omfs/dir.c
@@ -501,4 +501,5 @@ struct inode_operations omfs_dir_inops = {
 struct file_operations omfs_dir_operations = {
 	.read = generic_read_dir,
 	.readdir = omfs_readdir,
+	.llseek = generic_file_llseek,
 };
diff --git a/fs/openpromfs/inode.c b/fs/openpromfs/inode.c
index 9f5b054..d41bdc7 100644
--- a/fs/openpromfs/inode.c
+++ b/fs/openpromfs/inode.c
@@ -167,6 +167,7 @@ static int openpromfs_readdir(struct file *, void *, filldir_t);
 static const struct file_operations openprom_operations = {
 	.read		= generic_read_dir,
 	.readdir	= openpromfs_readdir,
+	.llseek		= generic_file_llseek,
 };
 
 static struct dentry *openpromfs_lookup(struct inode *, struct dentry *, struct nameidata *);
diff --git a/fs/proc/proc_sysctl.c b/fs/proc/proc_sysctl.c
index 945a810..5fe210c 100644
--- a/fs/proc/proc_sysctl.c
+++ b/fs/proc/proc_sysctl.c
@@ -353,6 +353,7 @@ static const struct file_operations proc_sys_file_operations = {
 
 static const struct file_operations proc_sys_dir_file_operations = {
 	.readdir	= proc_sys_readdir,
+	.llseek		= generic_file_llseek,
 };
 
 static const struct inode_operations proc_sys_inode_operations = {
diff --git a/fs/sysfs/dir.c b/fs/sysfs/dir.c
index 3a05a59..82d3b79 100644
--- a/fs/sysfs/dir.c
+++ b/fs/sysfs/dir.c
@@ -983,4 +983,5 @@ static int sysfs_readdir(struct file * filp, void * dirent, filldir_t filldir)
 const struct file_operations sysfs_dir_operations = {
 	.read		= generic_read_dir,
 	.readdir	= sysfs_readdir,
+	.llseek		= generic_file_llseek,
 };
diff --git a/fs/ufs/dir.c b/fs/ufs/dir.c
index df0bef1..dbbbc46 100644
--- a/fs/ufs/dir.c
+++ b/fs/ufs/dir.c
@@ -667,4 +667,5 @@ const struct file_operations ufs_dir_operations = {
 	.read		= generic_read_dir,
 	.readdir	= ufs_readdir,
 	.fsync		= file_fsync,
+	.llseek		= generic_file_llseek,
 };
-- 
2.7.4