X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?p=pandora-kernel.git;a=blobdiff_plain;f=fs%2Fautofs4%2Fautofs_i.h;h=650d520de9971b795dc1a89669310d95ea51d782;hp=326dc08d3e3f53aa075e68948e5e4598d548c263;hb=94b798ff0d7d4c30e38f9b61fc29fd17472221f9;hpb=62ddc0046eae6b8e8374f0ac3b27b12a57baa2f6

diff --git a/fs/autofs4/autofs_i.h b/fs/autofs4/autofs_i.h
index 326dc08d3e3f..650d520de997 100644
--- a/fs/autofs4/autofs_i.h
+++ b/fs/autofs4/autofs_i.h
@@ -268,6 +268,17 @@ int autofs4_fill_super(struct super_block *, void *, int);
 struct autofs_info *autofs4_new_ino(struct autofs_sb_info *);
 void autofs4_clean_ino(struct autofs_info *);
 
+static inline int autofs_prepare_pipe(struct file *pipe)
+{
+	if (!pipe->f_op || !pipe->f_op->write)
+		return -EINVAL;
+	if (!S_ISFIFO(pipe->f_dentry->d_inode->i_mode))
+		return -EINVAL;
+	/* We want a packet pipe */
+	pipe->f_flags |= O_DIRECT;
+	return 0;
+}
+
 /* Queue management functions */
 
 int autofs4_wait(struct autofs_sb_info *,struct dentry *, enum autofs_notify);