From mboxrd@z Thu Jan  1 00:00:00 1970
From: NeilBrown <neilb@suse.de>
Subject: Re: linux-next: build failure after merge of the md tree
Date: Mon, 2 Mar 2015 17:03:45 +1100
Message-ID: <20150302170345.742add96@notabene.brown>
References: <20150302165057.29087a08@canb.auug.org.au>
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To: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Goldwyn Rodrigues <rgoldwyn@suse.com>, linux-next@vger.kernel.org, linux-kernel@vger.kernel.org

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On Mon, 2 Mar 2015 16:50:57 +1100 Stephen Rothwell <sfr@canb.auug.org.au>
wrote:

> Hi Neil,
>=20
> After merging the md tree, today's linux-next build (i386 defconfig)
> failed like this:
>=20
> drivers/built-in.o: In function `bitmap_read_sb':
> bitmap.c:(.text+0x29cd52): undefined reference to `__udivdi3'
>=20
> Probably caused by commit b97e92574c0b ("Use separate bitmaps for each
> nodes in the cluster") or commit f9209a323547 ("bitmap_create returns
> bitmap pointer").
>=20
> I reverted the md tree for today (because I am not sure how to fix
> this and reverting less became messy).
>=20

Thanks.
I think
+               bm_blocks =3D DIV_ROUND_UP(bm_blocks, 4096);

needs DIV_ROUND_UP_SECTOR_T()


The first patch you identified adds that line.  The second relocates it.

I've queued a fix-up for now, but I might get it merged back into the
original...


Thanks,
NeilBrown

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