From: Lino Sanfilippo <LinoSanfilippo@gmx.de>
Date: Fri, 29 Oct 2010 10:06:42 +0000 (+0200)
Subject: make fanotify_read() restartable across signals
X-Git-Tag: v2.6.37-rc1~17^2~1
X-Git-Url: http://bbs.cooldavid.org/git/?p=net-next-2.6.git;a=commitdiff_plain;h=1a5cea7215f7c6bd3c960d7b44e864f3a73d1ad4

make fanotify_read() restartable across signals

    In fanotify_read() return -ERESTARTSYS instead of -EINTR to
    make read() restartable across signals (BSD semantic).

Signed-off-by: Eric Paris <eparis@redhat.com>
---

diff --git a/fs/notify/fanotify/fanotify_user.c b/fs/notify/fanotify/fanotify_user.c
index fce66dfbf7d..063224812b7 100644
--- a/fs/notify/fanotify/fanotify_user.c
+++ b/fs/notify/fanotify/fanotify_user.c
@@ -330,7 +330,7 @@ static ssize_t fanotify_read(struct file *file, char __user *buf,
 		ret = -EAGAIN;
 		if (file->f_flags & O_NONBLOCK)
 			break;
-		ret = -EINTR;
+		ret = -ERESTARTSYS;
 		if (signal_pending(current))
 			break;