On Wed, 3 Feb 2010 02:44:23 +0100 "Rafael J. Wysocki" <rjw@xxxxxxx> wrote:
> +static inline gfp_t clear_gfp_allowed_mask(gfp_t mask)
> +{
> + gfp_t ret = gfp_allowed_mask;
> + gfp_allowed_mask &= ~mask;
> + return ret;
> +}
Fair enuf.
Of course, this is all horridly racy/buggy without locking. Would I be
correct in hoping that all the callers happen when the system is in
everyone-is-frozen mode?
Perhaps we should add some documentation (or even an assertion) to
prevent someone from using these interfaces from within normal code.
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