Re: [PATCH 3/7] FS-Cache: Avoid ENFILE checking for kernel-specific open files

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On Thu, Apr 20, 2006 at 05:59:33PM +0100, David Howells wrote:
> Make it possible to avoid ENFILE checking for kernel specific open files, such
> as are used by the CacheFiles module.
> 
> After, for example, tarring up a kernel source tree over the network, the
> CacheFiles module may easily have 20000+ files open in the backing filesystem,
> thus causing all non-root processes to be given error ENFILE when they try to
> open a file, socket, pipe, etc..

No, just increase the limit.  The whole point of the limit is to avoid resource
exaustion.  A file doesn't use any less ressources just becuase it's opened
from kernelspace.  In doubt increase the limit or even the default limit.

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