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From: Brijesh Singh <brijesh.singh@amd.com>
To: Laszlo Ersek <lersek@redhat.com>,
	edk2-devel-01 <edk2-devel@lists.01.org>
Cc: brijesh.singh@amd.com, Ard Biesheuvel <ard.biesheuvel@linaro.org>,
	Jordan Justen <jordan.l.justen@intel.com>
Subject: Re: [PATCH 2/2] OvmfPkg/PlatformPei: sync AmdSevInitialize() definition with declaration
Date: Tue, 6 Feb 2018 16:11:56 -0600	[thread overview]
Message-ID: <fe925123-5a89-c28e-6719-088f5c8a22b2@amd.com> (raw)
In-Reply-To: <20180206220115.29193-3-lersek@redhat.com>



On 02/06/2018 04:01 PM, Laszlo Ersek wrote:
> "Platform.h" declares the AmdSevInitialize() function without EFIAPI, but
> the definition in "AmdSev.c" includes EFIAPI.
> 
> GCC toolchains without LTO do not catch this error because "AmdSev.c" does
> not include "Platform.h"; i.e. the declaration used by callers such as
> "Platform.c" is not actually matched against the function definition at
> build time.
> 
> With LTO enabled, the mismatch is found -- however, as a warning only, due
> to commit f8d0b9662993 ("BaseTools GCC5: disable warnings-as-errors for
> now", 2016-08-03).
> 
> Include the header in the C file (which turns the issue into a hard build
> error on all GCC toolchains), plus sync the declaration from the header
> file to the C file.
> 
> There's been no functional breakage because AmdSevInitialize() takes no
> parameters.
> 
> Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
> Cc: Brijesh Singh <brijesh.singh@amd.com>
> Cc: Jordan Justen <jordan.l.justen@intel.com>
> Contributed-under: TianoCore Contribution Agreement 1.1
> Signed-off-by: Laszlo Ersek <lersek@redhat.com>


Reviewed-by: Brijesh Singh <brijesh.singh@amd.com>

Thanks


  parent reply	other threads:[~2018-02-06 22:06 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20180206220115.29193-1-lersek@redhat.com>
2018-02-06 22:56 ` [PATCH 0/2] sync some function definitions with their declarations Carsey, Jaben
     [not found] ` <20180206220115.29193-3-lersek@redhat.com>
2018-02-06 22:11   ` Brijesh Singh [this message]
2018-02-07  9:47   ` [PATCH 2/2] OvmfPkg/PlatformPei: sync AmdSevInitialize() definition with declaration Ard Biesheuvel

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