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Wed, 9 Sep 2020 18:40:37 +0000 (UTC) Subject: Re: [PATCH] configure: Do not intent to build WHPX on 32-bit host To: =?UTF-8?Q?Philippe_Mathieu-Daud=c3=a9?= , qemu-devel@nongnu.org References: <20200909182449.360472-1-f4bug@amsat.org> From: Thomas Huth Message-ID: <357d7fe2-558f-4c3d-d178-742cb9eb6e21@redhat.com> Date: Wed, 9 Sep 2020 20:40:36 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.6.0 MIME-Version: 1.0 In-Reply-To: <20200909182449.360472-1-f4bug@amsat.org> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=thuth@redhat.com X-Mimecast-Spam-Score: 0.001 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Content-Language: en-US Received-SPF: pass client-ip=205.139.110.120; envelope-from=thuth@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/09/09 03:13:17 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -56 X-Spam_score: -5.7 X-Spam_bar: ----- X-Spam_report: (-5.7 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, NICE_REPLY_A=-3.576, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Stefan Weil , Sunil Muthuswamy , Paolo Bonzini Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 09/09/2020 20.24, Philippe Mathieu-Daudé wrote: > Hyper-V is available on 64-bit versions of Windows, > do not try to build its support on 32-bit versions. > > Signed-off-by: Philippe Mathieu-Daudé > --- > configure | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/configure b/configure > index 4231d56bcc0..4bd08f5469b 100755 > --- a/configure > +++ b/configure > @@ -2989,6 +2989,9 @@ if test "$whpx" != "no" ; then > fi > whpx="no" > fi > + if test "$whpx" = "yes" && test "$ARCH" = "i386"; then > + error_exit "WHPX requires 64-bit host" > + fi > fi I think you should also add a check to the MINGW32 case (see commit e7a222aeb813a) to prevent that the automatic detection kicks in (so that you would end up with this error message even if you did not specify --enable-whpx) Thomas