Re: struct file --> pid ?

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On Tue, 2007-07-24 at 19:12 +0900, NAHieu wrote:
> Hello,
> 
> Given a file pointer (struct file *), what is the most effecient way
> to find out the pid of the process that manages this file pointer?
> 
> I look into the file structure, but still havent seen any way to do that.
> 
> There is one solution: traverse all the processes in the system, and
> compare my file pointer with their list of files, but that seems so
> ineffective, so I dont like that.
> 
> Thank you,
> Hieu

I haven't tested this, but what about file->f_owner.pid?

Avishay


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