From: Al Viro <viro@zeniv.linux.org.uk>
Date: Sat, 19 Jan 2013 18:29:54 +0000 (-0500)
Subject: make sure that /linuxrc has std{in,out,err}
X-Git-Tag: submit/tizen/20141203.153721~2997^2~1
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=43b16820249396aea7eb57c747106e211e54bed5;p=platform%2Fkernel%2Flinux-arm64.git

make sure that /linuxrc has std{in,out,err}

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---

diff --git a/init/do_mounts_initrd.c b/init/do_mounts_initrd.c
index 5e4ded51788..f9acf71b981 100644
--- a/init/do_mounts_initrd.c
+++ b/init/do_mounts_initrd.c
@@ -36,6 +36,10 @@ __setup("noinitrd", no_initrd);
 static int init_linuxrc(struct subprocess_info *info, struct cred *new)
 {
 	sys_unshare(CLONE_FS | CLONE_FILES);
+	/* stdin/stdout/stderr for /linuxrc */
+	sys_open("/dev/console", O_RDWR, 0);
+	sys_dup(0);
+	sys_dup(0);
 	/* move initrd over / and chdir/chroot in initrd root */
 	sys_chdir("/root");
 	sys_mount(".", "/", NULL, MS_MOVE, NULL);