Re: [PATCH] sysfs: Optionally count subdirectories to support buggyapplications

[Jiri Slaby]

On 02/02/2012 12:18 AM, Linus Torvalds wrote:
> On Wed, Feb 1, 2012 at 3:15 PM, Linus Torvalds
> <torvalds@xxxxxxxxxxxxxxxxxxxx> wrote:
>>
>> No extra "keep track of inode counts by hand" crap, and no idiotic
>> config options that just make it easy to (conditionally) get things
>> wrong. Just do it right, and do it *unconditionally* right.
> 
> And btw, "nlink shows number of subdirectories" for a directory entry
> really *is* right. It's how Unix filesystems work, like it or not.
> 
> It's mainly lazy/bad filesystems that set nlink to 1. So the whole
> "nlink==1" case is meant for crap like FAT etc, not for a filesystem
> that we control and that could easily just do it right.
> 
> Which is why I detest that config option. It's as if you were asking the user
> 
>  "Do you want to make the sysfs filesystem act like crap filesystems?"
> 
> and kernel config time. What kind of inane question is that?

<thread resumed...>

What's going on here? I still have to revert "sysfs: Kill nlink
counting." with today's -next to have working sensors.

thanks,
-- 
js
suse labs
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