netdev - Re: [PATCH] xfrm/compat: Remove use of kmalloc_track

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Message-ID: <20201102033848.GA1861@gondor.apana.org.au>
Date:   Mon, 2 Nov 2020 14:38:48 +1100
From:   Herbert Xu <herbert@...dor.apana.org.au>
To:     Alistair Delva <adelva@...gle.com>
Cc:     Dmitry Safonov <0x7f454c46@...il.com>,
        linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
        Jakub Kicinski <kuba@...nel.org>,
        "David S . Miller" <davem@...emloft.net>, kernel-team@...roid.com,
        Maciej Żenczykowski <maze@...gle.com>,
        Steffen Klassert <steffen.klassert@...unet.com>
Subject: Re: [PATCH] xfrm/compat: Remove use of kmalloc_track_caller

On Sun, Nov 01, 2020 at 02:08:45PM -0800, Alistair Delva wrote:
> The __kmalloc_track_caller symbol is not exported if SLUB/SLOB are
> enabled instead of SLAB, which breaks the build on such configs when
> CONFIG_XFRM_USER_COMPAT=m.
> 
> ERROR: "__kmalloc_track_caller" [net/xfrm/xfrm_compat.ko] undefined!

Is this with a recent kernel? Because they should be exported:

commit fd7cb5753ef49964ea9db5121c3fc9a4ec21ed8e
Author: Daniel Vetter <daniel.vetter@...ll.ch>
Date:   Mon Mar 23 15:49:00 2020 +0100

    mm/sl[uo]b: export __kmalloc_track(_node)_caller

Cheers,
-- 
Email: Herbert Xu <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt