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SubjectRe: kmalloc without GFP_xxx?
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On Wed, 2005-06-29 at 14:02 +0300, Denis Vlasenko wrote:
> Hi,
> It struck me that kernel actually can figure out whether it's okay
> to sleep or not by looking at combination of (flags & __GFP_WAIT)
> and ((in_atomic() || irqs_disabled()) as it already does this for
> might_sleep() barfing:

that is not enough.

you could be holding a spinlock for example!

(and no that doesn't set in_atomic() always)


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