Can kmalloc( ) with __GFP

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* Can kmalloc( ) with __GFP_WAIT flag fail?
@ 2009-06-05 10:59 Igor Zhbanov
  2009-06-05 11:06 ` Andi Kleen
  0 siblings, 1 reply; 2+ messages in thread
From: Igor Zhbanov @ 2009-06-05 10:59 UTC (permalink / raw)
  To: linux-kernel

Hello!

Can kmalloc( ) fail when invoked with __GFP_WAIT flag (which is
implied by GFP_KERNEL)?
And for what reason it may fail?

Thanks.

^ permalink raw reply	[flat|nested] 2+ messages in thread

* Re: Can kmalloc( ) with __GFP_WAIT flag fail?
  2009-06-05 10:59 Can kmalloc( ) with __GFP_WAIT flag fail? Igor Zhbanov
@ 2009-06-05 11:06 ` Andi Kleen
  0 siblings, 0 replies; 2+ messages in thread
From: Andi Kleen @ 2009-06-05 11:06 UTC (permalink / raw)
  To: Igor Zhbanov; +Cc: linux-kernel

Igor Zhbanov <izh1979@gmail.com> writes:

> Hello!
>
> Can kmalloc( ) fail when invoked with __GFP_WAIT flag (which is
> implied by GFP_KERNEL)?

Yes it can fail.

> And for what reason it may fail?

When the kernel is out of memory.

-Andi
-- 
ak@linux.intel.com -- Speaking for myself only.

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2009-06-05 10:59 Can kmalloc( ) with __GFP_WAIT flag fail? Igor Zhbanov
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