linux-kernel - Re: [PATCH] nfs: do not export discarded symbols

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Message-ID: <20150311145249.GH2177@tarshish>
Date:	Wed, 11 Mar 2015 16:52:49 +0200
From:	Baruch Siach <baruch@...s.co.il>
To:	Arnd Bergmann <arnd@...db.de>
Cc:	Trond Myklebust <trond.myklebust@...marydata.com>,
	linux-nfs@...r.kernel.org, linux-kernel@...r.kernel.org,
	Peng Tao <tao.peng@...marydata.com>,
	Tom Haynes <Thomas.Haynes@...marydata.com>,
	Anna Schumaker <anna.schumaker@...app.com>,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH] nfs: do not export discarded symbols

Hi Arnd,

On Wed, Mar 11, 2015 at 02:37:25PM +0100, Arnd Bergmann wrote:
> The function nfs4_pnfs_v3_ds_connect_unload is exported so it can be
> used by other modules, but is also marked '__exit' and will be
> discarded when built into the kernel, as pointed out by this
> linker error:
> 
> `nfs4_pnfs_v3_ds_connect_unload' referenced in section `___ksymtab_gpl+nfs4_pnfs_v3_ds_connect_unload' of fs/built-in.o: defined in discarded section `.exit.text' of fs/built-in.o
> 
> This removes the __exit annotation to make it safe to call this function.

Should be "do not discard exported symbols" in subject then?

baruch

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