linux-kernel - Re: linux-next: build failure after merge of the mm-hotfixes tree

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Date:   Wed, 13 Dec 2023 18:31:28 -0500
From:   "Liam R. Howlett" <Liam.Howlett@...cle.com>
To:     Stephen Rothwell <sfr@...b.auug.org.au>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        Sidhartha Kumar <sidhartha.kumar@...cle.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux Next Mailing List <linux-next@...r.kernel.org>,
        "Matthew Wilcox (Oracle)" <willy@...radead.org>
Subject: Re: linux-next: build failure after merge of the mm-hotfixes tree

* Stephen Rothwell <sfr@...b.auug.org.au> [231213 17:18]:
> Hi all,
> 
> After merging the mm-hotfixes tree, today's linux-next build (powerpc
> ppc64_defconfig) failed like this:
> 
> lib/maple_tree.c: In function 'mas_preallocate':
> lib/maple_tree.c:5506:30: error: 'struct ma_state' has no member named 'end'
>  5506 |         if ((node_size == mas->end) && ((!mt_in_rcu(mas->tree))
>       |                              ^~
> 
> Caused by commit
> 
>   84bda0b24555 ("maple_tree: do not preallocate nodes for slot stores")
> 
> I have reverted that commit for today.


No harm in leaving it, but akpm made a 'fixlet' for this [1].  The word
fixlet made my day.  I assume this will be fix(let)ed tomorrow.

Cheers,
Liam

[1] https://lore.kernel.org/linux-mm/20231213130923.cc00317b4ebab1b0864d8b42@linux-foundation.org/