Re: Udev and Mylex Dac960

[claude <claude@snscrew.net>]

I've applied patch and it works great ! many thanks again !

Greg KH wrote:
> On Mon, Feb 16, 2004 at 08:35:12AM +0100, claude wrote:
> 
>>Yes output follow (i have to type :
>>	udevtest /block/rd\!c0d0 )
> 
> 
> Oops, sorry, forgot the leading '/'  I need to document udevtest, I made
> it for my testing but it looks like it really is handy to find problems
> like this.
> 
> 
>>main: version 017
>>udev_hotplug: looking at '/block/rd!c0d0'
>>get_dirs: sysfs_path='/sys'
>>parse_config_file: reading '/etc/udev/udev.conf' as config file
>>namedev_init_rules: reading '/etc/udev/udev.rules' as rules file
>>namedev_init_permissions: reading '/etc/udev/udev.permissions' as 
>>permissions file
>>sleep_for_dev: looking for '/sys/block/rd!c0d0/dev'
>>get_class_dev: looking at '/sys/block/rd!c0d0'
>>get_class_dev: class_dev->name='rd!c0d0'
>>get_major_minor: dev='48:0
>>'
>>get_major_minor: found majorH, minor=0
>>get_blockdev_parent: rd!c0d0 not a partition
>>sysfs_path_is_link: stat() failed
>>sysfs_path_is_link: stat() failed
>>sysfs_path_is_link: stat() failed
>>sysfs_path_is_link: stat() failed
>>sysfs_path_is_link: stat() failed
>>sysfs_path_is_link: stat() failed
>>sysfs_path_is_link: stat() failed
>>sysfs_path_is_link: stat() failed
>>sysfs_path_is_link: stat() failed
>>sysfs_path_is_link: stat() failed
>>get_sysfs_device: timed out waiting for device symlink, continuing on 
>>anyway...
>>namedev_name_device: class_dev->name = 'rd!c0d0'
>>namedev_name_device: udev->kernel_name = 'rd/c0d0'
>>namedev_name_device: kernel_number='0'
>>namedev_name_device: name, 'rd!c0d0' is going to have owner='root', 
>>group='root', mode = 0600
>>udev_add_device: name='rd!c0d0'
>>creating device node '/dev/rd!c0d0'
>>create_node: mknod(/dev/rd!c0d0, 020600, 48, 0)
>>create_node: chmod(/dev/rd!c0d0, 020600)
> 
> 
> Ah, found it.  I was testing this with the following rule in my rules
> file:
> 	BUS="scsi", NAME="%k"
> If you put that at the end of your udev.rules file, you should get the
> proper name generated.
> 
> Or you can apply the following patch, which will solve the problem if
> you do not have a rule in udev.rules for this device.
> 
> thanks a lot for helping me find the problem.
> 
> greg k-h
> 
> # Fix bug where we did not use the "converted" kernel name if we had no rule.
> #
> # This fixes the bug with names that have a ! in them and no rule to match.
> 
> diff -Nru a/namedev.c b/namedev.c
> --- a/namedev.c	Mon Feb 16 10:19:58 2004
> +++ b/namedev.c	Mon Feb 16 10:19:58 2004
> @@ -745,7 +745,7 @@
>  	}
>  
>  	/* no rule was found so we use the kernel name */
> -	strfieldcpy(udev->name, class_dev->name);
> +	strfieldcpy(udev->name, udev->kernel_name);
>  	goto done;
>  
>  found:
> 


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