From: Steve Youngs <sryoungs@bigpond.net.au>
To: linux-kernel@vger.kernel.org
Subject: Re: 2.6.0-test11 -- Failed to open /dev/ttyS0: No such device
Date: Mon, 01 Dec 2003 12:17:14 +1000 [thread overview]
Message-ID: <microsoft-free.87vfp1nuxh.fsf@eicq.dnsalias.org> (raw)
In-Reply-To: 20031130222222.GA11809@finwe.eu.org
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|--==> "JK" == Jacek Kawa <jfk@zeus.polsl.gliwice.pl> writes:
JK> Steve Youngs wrote:
>>I _think_ this patch will bring back auto-loading of the serial module
>>for you. Please let me know how it goes.
JK> Well: patched, installed new serial_core.ko, then depmod -a, and
JK> try to access ttySwhatever.
As Russell said, the patch was wrong, revert it. Sorry about that, my
bad. I really shouldn't try to hack the kernel late at night while
I'm hacking other things at the same time.
I'm pretty sure that the problem has its roots in...
diff -Nru a/fs/char_dev.c b/fs/char_dev.c
--- a/fs/char_dev.c Sun Nov 23 17:33:38 2003
+++ b/fs/char_dev.c Sun Nov 23 17:33:38 2003
@@ -434,7 +434,7 @@
static struct kobject *base_probe(dev_t dev, int *part, void *data)
{
- request_module("char-major-%d", MAJOR(dev));
+ request_module("char-major-%d-%d", MAJOR(dev), MINOR(dev));
return NULL;
}
...from Rusty, which went into 2.6.0-test10.
Does this work any better?
--- linux-2.6.0-test11/drivers/serial/8250.c 2003-11-27 11:03:42.000000000 +1000
+++ linux-2.6.0-test11-sy/drivers/serial/8250.c 2003-12-01 11:40:44.000000000 +1000
@@ -34,6 +34,7 @@
#include <linux/serial.h>
#include <linux/serialP.h>
#include <linux/delay.h>
+#include <linux/device.h>
#include <asm/io.h>
#include <asm/irq.h>
@@ -2195,3 +2196,4 @@
MODULE_PARM(force_rsa, "1-" __MODULE_STRING(PORT_RSA_MAX) "i");
MODULE_PARM_DESC(force_rsa, "Force I/O ports for RSA");
#endif
+MODULE_ALIAS_CHARDEV_MAJOR(TTY_MAJOR);
--
|---<Steve Youngs>---------------<GnuPG KeyID: A94B3003>---|
| Ashes to ashes, dust to dust. |
| The proof of the pudding, is under the crust. |
|------------------------------<sryoungs@bigpond.net.au>---|
[-- Attachment #2: Type: application/pgp-signature, Size: 256 bytes --]
next prev parent reply other threads:[~2003-12-01 2:17 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-11-30 7:17 2.6.0-test11 -- Failed to open /dev/ttyS0: No such device William Park
2003-11-30 10:23 ` bert hubert
2003-11-30 11:36 ` Jacek Kawa
2003-11-30 15:54 ` Steve Youngs
2003-11-30 16:00 ` Russell King
2003-11-30 22:22 ` Jacek Kawa
2003-12-01 2:17 ` Steve Youngs [this message]
2003-12-01 7:28 ` Jacek Kawa
2003-11-30 19:05 ` William Park
2003-11-30 18:40 ` William Park
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