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Date:   Wed, 13 Feb 2019 21:41:36 +0800
From:   Herbert Xu <>
To:     kbuild test robot <>
Cc:, David Miller <>,,,,,,
Subject: Re: [PATCH] rhashtable: Remove obsolete rhashtable_walk_init function

On Wed, Feb 13, 2019 at 07:20:51PM +0800, kbuild test robot wrote:
> Hi Herbert,
> I love your patch! Yet something to improve:
> [auto build test ERROR on linus/master]
> [also build test ERROR on v5.0-rc4 next-20190212]
> [if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
> url:
> config: x86_64-lkp (attached as .config)
> compiler: gcc-8 (Debian 8.2.0-20) 8.2.0
> reproduce:
>         # save the attached .config to linux build tree
>         make ARCH=x86_64 
> All errors (new ones prefixed by >>):
>    net/mac80211/mesh_pathtbl.c: In function '__mesh_path_lookup_by_idx':
> >> net/mac80211/mesh_pathtbl.c:256:8: error: implicit declaration of function 'rhashtable_walk_init'; did you mean 'rhashtable_walk_exit'? [-Werror=implicit-function-declaration]
>      ret = rhashtable_walk_init(&tbl->rhead, &iter, GFP_ATOMIC);
>            ^~~~~~~~~~~~~~~~~~~~
>            rhashtable_walk_exit
>    cc1: some warnings being treated as errors

This patch depends on a prior patch to mac80211.

Email: Herbert Xu <>
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