reiserfs: drop vmtruncate

commit cfac4b47c664e207740880d6492938761c53d74b upstream.

Removed vmtruncate

Signed-off-by: Marco Stornelli <marco.stornelli@gmail.com>
Reviewed-by: Jan Kara <jack@suse.cz>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
[bwh: Backported to 3.2: adjust filename]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>

diff --git a/fs/reiserfs/file.c b/fs/reiserfs/file.c
index ace6350..f011185 100644 (file)
--- a/fs/reiserfs/file.c
+++ b/fs/reiserfs/file.c
@@ -126,7 +126,7 @@ static int reiserfs_file_open(struct inode *inode, struct file *file)
        return err;
 }
 
-static void reiserfs_vfs_truncate_file(struct inode *inode)
+void reiserfs_vfs_truncate_file(struct inode *inode)
 {
        mutex_lock(&(REISERFS_I(inode)->tailpack));
        reiserfs_truncate_file(inode, 1);
@@ -312,7 +312,6 @@ const struct file_operations reiserfs_file_operations = {
 };
 
 const struct inode_operations reiserfs_file_inode_operations = {
-       .truncate = reiserfs_vfs_truncate_file,
        .setattr = reiserfs_setattr,
        .setxattr = reiserfs_setxattr,
        .getxattr = reiserfs_getxattr,

diff --git a/fs/reiserfs/inode.c b/fs/reiserfs/inode.c
index fe677c0..a4c6d99 100644 (file)
--- a/fs/reiserfs/inode.c
+++ b/fs/reiserfs/inode.c
@@ -3091,8 +3091,10 @@ static ssize_t reiserfs_direct_IO(int rw, struct kiocb *iocb,
                loff_t isize = i_size_read(inode);
                loff_t end = offset + iov_length(iov, nr_segs);
 
-               if (end > isize)
-                       vmtruncate(inode, isize);
+               if ((end > isize) && inode_newsize_ok(inode, isize) == 0) {
+                       truncate_setsize(inode, isize);
+                       reiserfs_vfs_truncate_file(inode);
+               }
        }
 
        return ret;
@@ -3206,8 +3208,13 @@ int reiserfs_setattr(struct dentry *dentry, struct iattr *attr)
         */
        reiserfs_write_unlock_once(inode->i_sb, depth);
        if ((attr->ia_valid & ATTR_SIZE) &&
-           attr->ia_size != i_size_read(inode))
-               error = vmtruncate(inode, attr->ia_size);
+           attr->ia_size != i_size_read(inode)) {
+               error = inode_newsize_ok(inode, attr->ia_size);
+               if (!error) {
+                       truncate_setsize(inode, attr->ia_size);
+                       reiserfs_vfs_truncate_file(inode);
+               }
+       }
 
        if (!error) {
                setattr_copy(inode, attr);

diff --git a/include/linux/reiserfs_fs.h b/include/linux/reiserfs_fs.h
index 96d465f..43c7251 100644 (file)
--- a/include/linux/reiserfs_fs.h
+++ b/include/linux/reiserfs_fs.h
@@ -1882,6 +1882,7 @@ struct reiserfs_transaction_handle *reiserfs_persistent_transaction(struct
                                                                    *,
                                                                    int count);
 int reiserfs_end_persistent_transaction(struct reiserfs_transaction_handle *);
+void reiserfs_vfs_truncate_file(struct inode *inode);
 int reiserfs_commit_page(struct inode *inode, struct page *page,
                         unsigned from, unsigned to);
 int reiserfs_flush_old_commits(struct super_block *);