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Message-ID: <ba33b2d13361e1603a34b928aa69abe74f6b3c06.camel@gmail.com>
Date: Fri, 28 Jan 2022 12:00:28 +0100
From: Karolina Drobnik <karolinadrobnik@...il.com>
To: Matthew Wilcox <willy@...radead.org>
Cc: linux-mm@...ck.org, akpm@...ux-foundation.org,
mike.rapoport@...il.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 01/16] tools: Move gfp.h and slab.h from radix-tree to
lib
Hi Matthew,
Many thanks for your review.
On Thu, 2022-01-27 at 13:28 +0000, Matthew Wilcox wrote:
> On Thu, Jan 27, 2022 at 02:21:19PM +0100, Karolina Drobnik wrote:
> > +#include <linux/types.h>
> > +
> > +#define __GFP_ZERO 0x8000u
> > +#define __GFP_DIRECT_RECLAIM 0x400000u
> > +
> > +#define __GFP_BITS_SHIFT 26
> > +#define __GFP_BITS_MASK ((gfp_t)((1 << __GFP_BITS_SHIFT) - 1))
> > +
> > +#define __GFP_HIGH 0x20u
> > +#define __GFP_IO 0x40u
> > +#define __GFP_FS 0x80u
> > +#define __GFP_NOWARN 0x200u
> > +#define __GFP_ATOMIC 0x80000u
> > +#define __GFP_ACCOUNT 0x100000u
> > +#define __GFP_KSWAPD_RECLAIM 0x2000000u
>
> Why have you reordered the bits here?
I probably mixed them up when I tried to merge the stubs I did for
memblock and the files that were already there. I'll fix it in v2.
> > -#define __GFP_BITS_SHIFT 26
> > -#define __GFP_BITS_MASK ((gfp_t)((1 << __GFP_BITS_SHIFT) - 1))
> > -
> > -#define __GFP_HIGH 0x20u
> > -#define __GFP_IO 0x40u
> > -#define __GFP_FS 0x80u
> > -#define __GFP_NOWARN 0x200u
> > -#define __GFP_ZERO 0x8000u
> > -#define __GFP_ATOMIC 0x80000u
> > -#define __GFP_ACCOUNT 0x100000u
> > -#define __GFP_DIRECT_RECLAIM 0x400000u
> > -#define __GFP_KSWAPD_RECLAIM 0x2000000u
>
> The original ordering makes more sense to me (but then it would; I
> did
> it)
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