Messages in this thread | | | Date | Tue, 29 Nov 2016 11:38:07 -0500 | From | Tejun Heo <> | Subject | Re: [PATCH] block,blkcg: use __GFP_NOWARN for best-effort allocations in blkcg |
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On Tue, Nov 29, 2016 at 08:25:07AM +0100, Michal Hocko wrote: > --- a/include/linux/gfp.h > +++ b/include/linux/gfp.h > @@ -246,7 +246,7 @@ struct vm_area_struct; > #define GFP_ATOMIC (__GFP_HIGH|__GFP_ATOMIC|__GFP_KSWAPD_RECLAIM) > #define GFP_KERNEL (__GFP_RECLAIM | __GFP_IO | __GFP_FS) > #define GFP_KERNEL_ACCOUNT (GFP_KERNEL | __GFP_ACCOUNT) > -#define GFP_NOWAIT (__GFP_KSWAPD_RECLAIM) > +#define GFP_NOWAIT (__GFP_KSWAPD_RECLAIM|__GFP_NOWARN) > #define GFP_NOIO (__GFP_RECLAIM) > #define GFP_NOFS (__GFP_RECLAIM | __GFP_IO) > #define GFP_TEMPORARY (__GFP_RECLAIM | __GFP_IO | __GFP_FS | \ > > this will not catch users who are doing gfp & ~__GFP_DIRECT_RECLAIM but > I would rather not make warn_alloc() even more cluttered with checks.
Yeah, FWIW, looks good to me.
-- tejun
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