patch: acpi usermode suspend API change

Nate Lawson nate at
Thu Jun 21 19:52:51 UTC 2007

Lars Engels wrote:
> And I just saw that every 5 second a new apm device is created! 
> # ls /dev
> acd0            apm12           apm3            apm47           apm8        
> acpi            apm13           apm30           apm48           apm9        
> ad0             apm14           apm31           apm49           ata         
> ad0.journal     apm15           apm32           apm5            atkbd0      
> ad0.journals1   apm16           apm33           apm50           bpf0        
> ad0.journals2   apm17           apm34           apm51           bpf1        
> ad0.journals3   apm18           apm35           apm52           bpsm0       
> ad0.journals4   apm19           apm36           apm53           cardbus0.cis
> ad0.journals4a  apm2            apm37           apm54           cd0         
> ad0.journals4b  apm20           apm38           apm55           cdrom@      
> ad0.journals4c  apm21           apm39           apm56           console     
> ad0.journals4d  apm22           apm4            apm57           consolectl  
> ad0.journals4e  apm23           apm40           apm58           ctty        
> ad0.journals4f  apm24           apm41           apm59           cuad0       
> agpgart         apm25           apm42           apm6            cuad0.init  
> apm0            apm26           apm43           apm60           cuad0.lock  
> apm1            apm27           apm44           apm61           devctl      
> apm10           apm28           apm45           apm62           devstat     
> apm11           apm29           apm46           apm7            dri/        
> [...]

What are you running that opens /dev/apm?  Maybe powerd?

I have a patch that handles reaping these devices, unfortunately it is
pending completion of another patch that allows devfs_destroy() from a
close() routine.  That part is a core problem in FreeBSD, and it isn't
really something in acpi.


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