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a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=susede1; t=1632409487; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=NjQbEyoSx0YxSIwoKNcSM/Z7wVUqWHXkni/5eDVktMA=; b=N7S8vWIo5mF9BTTYwZWmiNvQBnfhtlZTf70WXpdZxxd/utSfu69qJTn3G3OPZ0qp2q13wE fKiRZL2YLO7AHKts3it/7RBLroF8g35p2VFNSlfyuM/rSolk0isKlCxNOFPL7ZvbZXqJQX GwB8c8uKOhcNJpiLXK5ghIX0kt1TlcM= Subject: Re: [PATCH 9/9] xen/x86: adjust data placement To: Jan Beulich , Boris Ostrovsky Cc: Stefano Stabellini , lkml , "xen-devel@lists.xenproject.org" References: <4efa804e-3250-227f-00c7-347581366cd4@suse.com> From: Juergen Gross Message-ID: <97182850-ebdc-aac2-5265-a3cac9244979@suse.com> Date: Thu, 23 Sep 2021 17:04:46 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.12.0 MIME-Version: 1.0 In-Reply-To: Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="0Sx9cgE53kdTwMqk7K9cToIUkiBuNibHj" This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --0Sx9cgE53kdTwMqk7K9cToIUkiBuNibHj Content-Type: multipart/mixed; boundary="H5gPcRA7OkalQqgpm7NNjNEglpEMbritD"; protected-headers="v1" From: Juergen Gross To: Jan Beulich , Boris Ostrovsky Cc: Stefano Stabellini , lkml , "xen-devel@lists.xenproject.org" Message-ID: <97182850-ebdc-aac2-5265-a3cac9244979@suse.com> Subject: Re: [PATCH 9/9] xen/x86: adjust data placement References: <4efa804e-3250-227f-00c7-347581366cd4@suse.com> In-Reply-To: --H5gPcRA7OkalQqgpm7NNjNEglpEMbritD Content-Type: multipart/mixed; boundary="------------8851BDAFF3F6C844886BE608" Content-Language: en-US This is a multi-part message in MIME format. --------------8851BDAFF3F6C844886BE608 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: quoted-printable On 07.09.21 12:13, Jan Beulich wrote: > Both xen_pvh and xen_start_flags get written just once aeryl during > init. Using the respective annotation then allows the open-coded placin= g > in .data to go away. >=20 > Additionally the former, like the latter, wants exporting, or else > xen_pvh_domain() can't be used from modules. >=20 > Signed-off-by: Jan Beulich > --- > I have to admit that it is completely unclear to me which form of > exporting I should have used: xen_domain_type is GPL-only while > xen_start_flags is not, yet both are used in similar ways, extending to= > xen_pvh. I'd use EXPORT_SYMBOL_GPL(xen_pvh). 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