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-rw-r--r--fs/9p/vfs_inode.c15
1 files changed, 12 insertions, 3 deletions
diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c
index d97c34a24f7..c7c23eab944 100644
--- a/fs/9p/vfs_inode.c
+++ b/fs/9p/vfs_inode.c
@@ -1263,10 +1263,19 @@ static int v9fs_vfs_setattr_dotl(struct dentry *dentry, struct iattr *iattr)
return PTR_ERR(fid);
retval = p9_client_setattr(fid, &p9attr);
- if (retval >= 0)
- retval = inode_setattr(dentry->d_inode, iattr);
+ if (retval < 0)
+ return retval;
- return retval;
+ if ((iattr->ia_valid & ATTR_SIZE) &&
+ iattr->ia_size != i_size_read(dentry->d_inode)) {
+ retval = vmtruncate(dentry->d_inode, iattr->ia_size);
+ if (retval)
+ return retval;
+ }
+
+ setattr_copy(dentry->d_inode, iattr);
+ mark_inode_dirty(dentry->d_inode);
+ return 0;
}
/**