linux-kernel - Re: [PATCH v2] maple_tree: Reorganize testing to restore module testing

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Date:   Fri, 28 Oct 2022 22:55:00 +0000
From:   Liam Howlett <liam.howlett@...cle.com>
To:     Andrew Morton <akpm@...ux-foundation.org>
CC:     "maple-tree@...ts.infradead.org" <maple-tree@...ts.infradead.org>,
        "linux-mm@...ck.org" <linux-mm@...ck.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Geert Uytterhoeven <geert@...ux-m68k.org>
Subject: Re: [PATCH v2] maple_tree: Reorganize testing to restore module
 testing

* Andrew Morton <akpm@...ux-foundation.org> [221028 17:58]:
> On Fri, 28 Oct 2022 18:04:30 +0000 Liam Howlett <liam.howlett@...cle.com> wrote:
> 
> > Along the development cycle, the testing code support for
> > module/in-kernel compiles was removed.  Restore this functionality by
> > moving any internal API tests to the userspace side, as well as
> > threading tests.  Fix the lockdep issues and add a way to reduce memory
> > usage so the tests can complete with KASAN + memleak detection.  Make
> > the tests work on 32 bit hosts where possible and detect 32 bit hosts in
> > the radix test suite.
> 
> My x86_64 allmodconfig failed with
> 
> ERROR: modpost: "mas_find_rev" [lib/test_maple_tree.ko] undefined!
> 
> so I did this:
> 
> --- a/lib/maple_tree.c~maple_tree-reorganize-testing-to-restore-module-testing-fix
> +++ a/lib/maple_tree.c
> @@ -6059,7 +6059,7 @@ void *mas_find_rev(struct ma_state *mas,
>  	/* Retries on dead nodes handled by mas_next_entry */
>  	return mas_prev_entry(mas, min);
>  }
> -EXPORT_SYMBOL_GPL(mas_find);
> +EXPORT_SYMBOL_GPL(mas_find_rev);
>  
>  /**
>   * mas_erase() - Find the range in which index resides and erase the entire
> _
> 

Thanks.  It looks like I missed this in my squashing of commits.

Sorry about that.
Liam