Re: [CHECKER] 4 warnings in kernel/module.c

From: Alan Cox (alan@lxorguk.ukuu.org.uk)
Date: Fri Mar 23 2001 - 06:03:49 EST

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> Hi, we modified the block checker and run it again on linux 2.4.1. (The
> block checker flags an error when blocking functions are called with
> either interrupts disabled or a spin lock held. )

lock_kernel() isnt a spinlock as such.

> 2. Can functions like kmem_cache_create, kmem_cache_alloc, alloc_page
> block?

They may block unless GFP_ATOMIC is specified in the arguments.

Alan

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