Re: [PATCH] SLAB_PANIC cleanup

[Christoph Hellwig <hch@xxxxxxxxxxxxx>]

On Tue, Aug 17, 2004 at 09:38:16AM -0400, James Morris wrote:
> Yes, although I'm not clear on what should be done.  Returning an error
> via an initcall does not do anything, so if these were built statically,
> then the kernel would go on running after they failed.  This is a general
> problem.  e.g. IPv6, which is commonly built as a module, will panic if
> kmem_cache_create() fails during module load in several places.

The ipv6 behaviour is definnitly bad.  OOM situations shouldn't panic
the kernel.

If something is can be built modular it surely isn't important enough to
panic the kernel on bootup if it can't initialize - after all people can
run a kernel without the module loaded just fine.