Messages in this thread | | | From | Shakeel Butt <> | Date | Wed, 16 May 2018 14:21:35 -0700 | Subject | Re: [PATCH] mm: save two stranding bit in gfp_mask |
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On Wed, May 16, 2018 at 1:41 PM Vlastimil Babka <vbabka@suse.cz> wrote: > On 05/16/2018 10:20 PM, Shakeel Butt wrote: > > ___GFP_COLD and ___GFP_OTHER_NODE were removed but their bits were > > stranded. Slide existing gfp masks to make those two bits available. > Well, there are already available for hypothetical new flags. Is there > anything that benefits from a smaller __GFP_BITS_SHIFT?
I am prototyping to pass along the type of kmem allocation e.g. page table, vmalloc, stack e.t.c. (still very preliminary).
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