Re: [PATCH] Module Alias back compat code

[OGAWA Hirofumi]

Rusty Russell <rusty@xxxxxxxxxxxxxxx> writes:

> The provides backwards compat for old char and block aliases.
> 
> MODULE_ALIAS_BLOCK() and MODULE_ALIAS_CHAR() define aliases of form
> "XXX-<major>-<minor>", so we should probe for modules using this
> form.  Unfortunately in 2.4, block aliases were "XXX-<major>" and
> char aliases were of both forms.
> 
> Ideally, all modules would now be using MODULE_ALIAS() macros to
> define their aliases, and the old configuration files wouldn't
> matter as much.  Unfortunately, this hasn't happened, so we make
> request_module() return the exit status of modprobe, and then
> do fallback when probing for char and block devices.

Umm.. Although I may be mis-understanding this problem, is the following
scripts the not enough?

This does

	block-major-1 -> block-major-1-*


--- generate-modprobe.conf.orig	2003-08-12 05:03:59.000000000 +0900
+++ generate-modprobe.conf	2003-12-20 00:31:17.000000000 +0900
@@ -59,8 +59,9 @@
 parse_alias()
 {
     PA_ALIAS=`resolve_alias $1 $3`
+    NAME=`echo $2|sed -e 's/\(block\|char\)-major-\([0-9]\+\)$/\1-major-\2-*/'`
 
-    echo "alias $2 $PA_ALIAS"
+    echo "alias $NAME $PA_ALIAS"
 }
 
 # Parse options: args modulename aliasto.
-- 
OGAWA Hirofumi <hirofumi@xxxxxxxxxxxxxxxxxx>
-
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