Re: [PATCH] removes filp_count_lock and changes nr_files type to atomic_t

[Christoph Hellwig]

On Thu, Aug 25, 2005 at 10:45:12AM +0200, Eric Dumazet wrote:
> This patch assumes that atomic_read() is a plain {return v->counter;} on 
> all architectures. (keywords : sysctl, /proc/sys/fs/file-nr, proc_dointvec)

But that's not true.  You need to write you own sysctl handler for it,
probably worth adding a generic atomic_t sysctl handler while you're
at it.

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