Re: [Qemu-devel] [Qemu-block] [PATCH 3/3] qemu-iotests: require CONFIG_LINUX_AIO for test 087

["Daniel P. Berrange" <berrange@redhat.com>]

On Wed, Jul 26, 2017 at 04:55:39PM +0800, Jing Liu wrote:
> 
> 
> On 2017/7/25 下午11:48, Daniel P. Berrange wrote:
> > On Tue, Jul 25, 2017 at 04:45:46PM +0100, Stefan Hajnoczi wrote:
> > > On Mon, Jul 24, 2017 at 02:44:13PM +0800, Jing Liu wrote:
> > > > On 2017/7/21 上午11:47, Cleber Rosa wrote:
> > > > > One of the "sub-"tests of test 087 requires CONFIG_LINUX_AIO.
> > > > > 
> > > > > As a PoC/RFC, this goes the easy route and skips the test as a whole
> > > > > when that feature is missing.  Other approaches include splitting
> > > > > the test and adding extra filtering.
> > > > > 
> > > > > Signed-off-by: Cleber Rosa <crosa@redhat.com>
> > > > > ---
> > > > >    tests/qemu-iotests/087 | 1 +
> > > > >    1 file changed, 1 insertion(+)
> > > > > 
> > > > > diff --git a/tests/qemu-iotests/087 b/tests/qemu-iotests/087
> > > > > index f8e4903..a2fb7de 100755
> > > > > --- a/tests/qemu-iotests/087
> > > > > +++ b/tests/qemu-iotests/087
> > > > > @@ -34,6 +34,7 @@ status=1	# failure is the default!
> > > > >    _supported_fmt qcow2
> > > > >    _supported_proto file
> > > > >    _supported_os Linux
> > > > > +_require_feature CONFIG_LINUX_AIO
> > > > I tested that CONFIG_NETTLE_KDF is also a necessary for 087.
> > > > 
> > > > +_require_feature CONFIG_NETTLE_KDF
> > > Are you sure?  Looks like either nettle or gcrypt is needed:
> > Correct, it works with either.
> Ah, because I just found out nettle which related to KDF.
> why can not find out gcrypt.h in qemu?
> How to compile config_gcrypt_kdf into qemu?

QEMU picks either nettle or libgcrypt automatically, dependant on which
of these gnutls is linked to.

You can force override this via  --disable-nettle --enable-gcrypt
(or vica-verca), for sake of testing, but you shouldn't do that
for production builds.


Regards,
Daniel
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