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SubjectRe: [PATCH] Document kfree and vfree NULL usage (resend)
Kernel Stuff wrote:

>The attached patch changes the vfree() documentation to correct "May not be
>called in interrupt context" to "Must not be called in interrupt context".
>Latter is compliant to RFC2119 and matches the absolute requirement for
>vfree.
>
>Is not the same requirement true for vmalloc() - or is it ok to call vmalloc()
>in interrupt?
>
>
>
No, it's not ok.
But that's not something worth mentioning: only a few functions are
permitted from interrupt context. The special thing about vfree is the
asymmetry: kfree from irq context is ok, vfree is forbidden. That's why
it's documented.

--
Manfred
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