On Monday 18 January 2010, Oliver Neukum wrote:
> Am Sonntag, 17. Januar 2010 14:55:55 schrieb Rafael J. Wysocki:
> > +void mm_force_noio_allocations(void)
> > +{
> > + /* Wait for all slowpath allocations using the old mask to complete */
> > + down_write(&gfp_allowed_mask_sem);
> > + saved_gfp_allowed_mask = gfp_allowed_mask;
> > + gfp_allowed_mask &= ~(__GFP_IO | __GFP_FS);
> > + up_write(&gfp_allowed_mask_sem);
> > +}
>
> In addition to this you probably want to exhaust all memory reserves
> before you fail a memory allocation
I'm not really sure what you mean.
> and forbid the OOM killer to run.
The OOM killer has already been disabled at this point, by the freezer.
Rafael
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