linux-kernel - Re: [PATCH v1 2/4] [RFC] x86/trampfd: Provide support for the trampoline file descriptor

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Message-ID: <f8a8c7b9-43b9-35de-343d-a1deeee2b769@linux.microsoft.com>
Date:   Thu, 30 Jul 2020 09:25:34 -0500
From:   "Madhavan T. Venkataraman" <madvenka@...ux.microsoft.com>
To:     Greg KH <gregkh@...uxfoundation.org>
Cc:     kernel-hardening@...ts.openwall.com, linux-api@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-fsdevel@...r.kernel.org, linux-integrity@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        linux-security-module@...r.kernel.org, oleg@...hat.com,
        x86@...nel.org
Subject: Re: [PATCH v1 2/4] [RFC] x86/trampfd: Provide support for the
 trampoline file descriptor

Yes. I will fix this.

Thanks.

Madhavan

On 7/30/20 4:06 AM, Greg KH wrote:
> On Tue, Jul 28, 2020 at 08:10:48AM -0500, madvenka@...ux.microsoft.com wrote:
>> +EXPORT_SYMBOL_GPL(trampfd_valid_regs);
> Why are all of these exported?  I don't see a module user in this
> series, or did I miss it somehow?
>
> EXPORT_SYMBOL* is only needed for symbols to be used by modules, not by
> code that is built into the kernel.
>
> thanks,
>
> greg k-h