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Date:   Thu, 28 May 2020 08:13:23 +0300
From:   Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
To:     Borislav Petkov <bp@alien8.de>
Cc:     linux-kernel@vger.kernel.org, x86@kernel.org,
        linux-sgx@vger.kernel.org, akpm@linux-foundation.org,
        dave.hansen@intel.com, sean.j.christopherson@intel.com,
        nhorman@redhat.com, npmccallum@redhat.com, haitao.huang@intel.com,
        andriy.shevchenko@linux.intel.com, tglx@linutronix.de,
        kai.svahn@intel.com, josh@joshtriplett.org, luto@kernel.org,
        kai.huang@intel.com, rientjes@google.com, cedric.xing@intel.com,
        puiterwijk@redhat.com, Serge Ayoun <serge.ayoun@intel.com>,
        Jethro Beekman <jethro@fortanix.com>
Subject: Re: [PATCH v30 07/20] x86/sgx: Enumerate and track EPC sections
Message-ID: <20200528051323.GA6613@linux.intel.com>
References: <20200515004410.723949-1-jarkko.sakkinen@linux.intel.com>
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On Mon, May 25, 2020 at 11:23:04AM +0200, Borislav Petkov wrote:
> Enabling this gives:
> 
> In file included from arch/x86/kernel/cpu/sgx/main.c:11:
> arch/x86/kernel/cpu/sgx/encls.h:189:51: warning: ‘struct sgx_einittoken’ declared inside parameter list will not be visible outside of this definition or declaration
>   189 | static inline int __einit(void *sigstruct, struct sgx_einittoken *einittoken,
>       |                                                   ^~~~~~~~~~~~~~
> In file included from arch/x86/kernel/cpu/sgx/reclaim.c:12:
> arch/x86/kernel/cpu/sgx/encls.h:189:51: warning: ‘struct sgx_einittoken’ declared inside parameter list will not be visible outside of this definition or declaration
>   189 | static inline int __einit(void *sigstruct, struct sgx_einittoken *einittoken,
>       |
> 
> You need a forward declaration somewhere.

It is a left-over from v28 and should be "void *".

To backtrack what happened it looks that I squashed the change that
does this to "x86/sgx: Linux Enclave Driver".

This is fixed now in my tree.

/Jarkko