Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
Cc: Pavel Emelyanov <xemul@parallels.com>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Andrey Vagin <avagin@openvz.org>
Cc: Al Viro <viro@ZenIV.linux.org.uk>
Cc: Alexey Dobriyan <adobriyan@gmail.com>
Cc: James Bottomley <jbottomley@parallels.com>
Cc: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
Cc: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Matthew Helsley <matt.helsley@gmail.com>
Cc: "J. Bruce Fields" <bfields@fieldses.org>
Cc: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin@onelan.co.uk>
Cc: Andrew Morton <akpm@linux-foundation.org>
---
 fs/eventfd.c |   30 +++++++++++++++++++++++++++---
 1 file changed, 27 insertions(+), 3 deletions(-)

Index: linux-2.6.git/fs/eventfd.c
===================================================================
--- linux-2.6.git.orig/fs/eventfd.c
+++ linux-2.6.git/fs/eventfd.c
@@ -287,9 +287,26 @@ static ssize_t eventfd_write(struct file
 }
 
 #ifdef CONFIG_PROC_FS
-static int eventfd_show_fdinfo(struct seq_file *m, struct file *f)
+static void *seq_start(struct seq_file *m, loff_t *pos)
 {
-	struct eventfd_ctx *ctx = f->private_data;
+	if (*pos == 0)
+		return m->private;
+	return NULL;
+}
+
+static void seq_stop(struct seq_file *m, void *v)
+{
+}
+
+static void *seq_next(struct seq_file *m, void *p, loff_t *pos)
+{
+	++*pos;
+	return NULL;
+}
+
+static int seq_show(struct seq_file *m, void *v)
+{
+	struct eventfd_ctx *ctx = ((struct file *)v)->private_data;
 	int ret;
 
 	spin_lock_irq(&ctx->wqh.lock);
@@ -299,11 +316,18 @@ static int eventfd_show_fdinfo(struct se
 
 	return ret;
 }
+
+static struct seq_operations eventfd_fdinfo_ops = {
+	.start		= seq_start,
+	.next		= seq_next,
+	.stop		= seq_stop,
+	.show		= seq_show,
+};
 #endif
 
 static const struct file_operations eventfd_fops = {
 #ifdef CONFIG_PROC_FS
-	.show_fdinfo	= eventfd_show_fdinfo,
+	.fdinfo_ops	= &eventfd_fdinfo_ops,
 #endif
 	.release	= eventfd_release,
 	.poll		= eventfd_poll,

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