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Subject: Re: scheduling in kmalloc()
To: pvvvarma@techmas.hcltech.com (Vasu Varma P V)
Date: Fri, 6 Jul 2001 16:03:52 +0100 (BST)
Cc: linux-kernel@vger.kernel.org (kernel Linux)
In-Reply-To: <3B45A7C1.7E684A7@techmas.hcltech.com> from "Vasu Varma P V" at Jul 06, 2001 05:27:53 PM
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From: Alan Cox <alan@lxorguk.ukuu.org.uk>
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> if we use any thing other than GFP_ATOMIC, does it result in scheduling
> out the process if there is no memory available?
> with GFP_KERNRL, I think we try freeing pages to service the current
> request.
> or is there any possibility of kmalloc() failing even with GFP_KERNEL?

kmalloc can always fail, looping on a kmalloc at high level can almost always
cause deadlocks so you need to be prepared to fail 

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