linux-kernel - Re: linux-next: build warnings after merge of the btrfs tree

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Message-ID: <20230912222006.5a7cab3d@canb.auug.org.au>
Date:   Tue, 12 Sep 2023 22:20:06 +1000
From:   Stephen Rothwell <sfr@...b.auug.org.au>
To:     David Sterba <dsterba@...e.cz>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux Next Mailing List <linux-next@...r.kernel.org>
Subject: Re: linux-next: build warnings after merge of the btrfs tree

Hi David,

On Tue, 12 Sep 2023 13:20:11 +0200 David Sterba <dsterba@...e.cz> wrote:
> 
> I tried 12 and 13, no warnings on x86_64, however the report is on
> powerpc. If this is on a big endian host it could be a valid warning, we
> have an optmization where the on-disk format endianity matches CPU
> (little endian) then the structures btrfs_disk_key and btrfs_key are
> equivalent and no coversion is needed.
> 
> There were some changes that might be related and newly added to
> for-next so we don't have any other reference point, I'll take a look.

This is indeed a big endian build (big endian cross build on a little
endian host).  I also did *not* get these warnings on my x86_64 build.

-- 
Cheers,
Stephen Rothwell

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