linux-kernel - Re: No more vcs1 and vcsa1 in 2.6.30.N

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Date:	Sat, 11 Jul 2009 02:19:24 +0200
From:	Kay Sievers <kay.sievers@...y.org>
To:	Gerardo Exequiel Pozzi <vmlinuz386@...oo.com.ar>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: No more vcs1 and vcsa1 in 2.6.30.N

On Fri, 2009-07-10 at 17:35 -0300, Gerardo Exequiel Pozzi wrote:
> Since upgrade my system to 2.6.30[.1]. I don't have anymore
> /sys/devices/virtual/vc/vcs1 and /sys/devices/virtual/vc/vcs1 in
> consequence not have anymore the corresponding char devs in /dev.

Seems we missed the consoles, which are always pre-allocated, and not
created on demand. Does this help?

Thanks,
Kay

diff --git a/drivers/char/vc_screen.c b/drivers/char/vc_screen.c
index d94d25c..c1791a6 100644
--- a/drivers/char/vc_screen.c
+++ b/drivers/char/vc_screen.c
@@ -495,11 +495,15 @@ void vcs_remove_sysfs(int index)
 
 int __init vcs_init(void)
 {
+	unsigned int i;
+
 	if (register_chrdev(VCS_MAJOR, "vcs", &vcs_fops))
 		panic("unable to get major %d for vcs device", VCS_MAJOR);
 	vc_class = class_create(THIS_MODULE, "vc");
 
 	device_create(vc_class, NULL, MKDEV(VCS_MAJOR, 0), NULL, "vcs");
 	device_create(vc_class, NULL, MKDEV(VCS_MAJOR, 128), NULL, "vcsa");
+	for (i = 0; i < MIN_NR_CONSOLES; i++)
+		vcs_make_sysfs(i);
 	return 0;
 }


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