Re: Fix broken module aliases in ieee1394

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Andrew Morton wrote:
Dave Jones <[email protected]> wrote:
https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=134047

This bug has been reported in 12/2004 (shame on us) at http://bugzilla.kernel.org/show_bug.cgi?id=3966

The ieee1394 drivers have buggered module aliases.

alias:          char-major-171-0 * 16

This is because MODULE_ALIAS_CHARDEV stringifies its arguments.

hm.  There are a bunch of 1394 patches in -mm which appear to remove
most/all of this stuff.

Yes, that is the plan. These module aliases have been unnecessary for some time.

So what-the-heck I think I'll send those patches on to Linus today.  Please
review the result and send any remaining fixups on to Linus for 2.6.14. (I'm offline for ~10 days, starting tomorrow).



--- linux-2.6.13/drivers/ieee1394/amdtp.c~	2005-09-29 03:50:20.000000000 -0400
+++ linux-2.6.13/drivers/ieee1394/amdtp.c	2005-09-29 03:50:54.000000000 -0400
@@ -1234,7 +1234,7 @@ static void amdtp_add_host(struct hpsb_h

	hpsb_set_hostinfo_key(&amdtp_highlevel, host, ah->host->id);

-	minor = IEEE1394_MINOR_BLOCK_AMDTP * 16 + ah->host->id;
+	minor = IEEE1394_MINOR_BLOCK_AMDTP + ah->host->id;

	INIT_LIST_HEAD(&ah->stream_list);
	spin_lock_init(&ah->stream_list_lock);
@@ -1297,4 +1297,4 @@ static void __exit amdtp_exit_module (vo

module_init(amdtp_init_module);
module_exit(amdtp_exit_module);
-MODULE_ALIAS_CHARDEV(IEEE1394_MAJOR, IEEE1394_MINOR_BLOCK_AMDTP * 16);
+MODULE_ALIAS_CHARDEV(IEEE1394_MAJOR, IEEE1394_MINOR_BLOCK_AMDTP);
[...same for the other 1394 hi-level drivers]

This not a correct fix as far as I can see. Each of these drivers has a block of minor numbers assigned, and we would need to create aliases for all of the numbers in the blocks --- if we wanted these aliases badly. Brief discussion in August:
http://marc.theaimsgroup.com/?l=linux1394-devel&t=112341382400002
--
Stefan Richter
-=====-=-=-= =--= ===-=
http://arcgraph.de/sr/
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