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c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1761135541; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=l5j0Vt/s78dFDtfM/SEMY1vXEDEHiHjMWQvCeM3V3/8=; b=Gb/bU3Px+uEtSCnICkjW3nUdUESEB1Ung8qhvnjkVauxhWxKAHWtWReI9T567/LoaAmKNa 0eo5cGosTMAb05C1Y5ixsr9yITSZZ6xHOgR+0/MLM5KEojPUeAQdpmnD03ZU4AdEpvIctk 9D1iRRrzk5HH1d3eo9pAGSeGNdaJWDk= X-MC-Unique: zxQCrM1YPrWmoXEWfDhslQ-1 X-Mimecast-MFC-AGG-ID: zxQCrM1YPrWmoXEWfDhslQ_1761135538 From: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= To: qemu-devel@nongnu.org Cc: Alex Williamson , Zhenzhong Duan , Steve Sistare , =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= Subject: [PULL 03/12] vfio/iommufd: Set cpr.ioas_id on source side for CPR transfer Date: Wed, 22 Oct 2025 14:18:37 +0200 Message-ID: <20251022121846.874152-4-clg@redhat.com> In-Reply-To: <20251022121846.874152-1-clg@redhat.com> References: <20251022121846.874152-1-clg@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.111 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.133.124; envelope-from=clg@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 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, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_PASS=-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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1761135602234158500 From: Zhenzhong Duan On source side, if there are more than one VFIO devices and they attach to same container, only the first device sets cpr.ioas_id, the others are bypassed. We should set it for each device, or else only first device works. Fixes: 4296ee07455e ("vfio/iommufd: reconstruct device") Signed-off-by: Zhenzhong Duan Reviewed-by: Steve Sistare Link: https://lore.kernel.org/qemu-devel/20250928085432.40107-4-zhenzhong.d= uan@intel.com Signed-off-by: C=C3=A9dric Le Goater --- hw/vfio/iommufd.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/hw/vfio/iommufd.c b/hw/vfio/iommufd.c index 68470d552eccc67afbf757de192ba53431e4840b..63a16d4dc1795d359ff298bcddd= a292d1e03028e 100644 --- a/hw/vfio/iommufd.c +++ b/hw/vfio/iommufd.c @@ -602,7 +602,6 @@ skip_ioas_alloc: container->be =3D vbasedev->iommufd; container->ioas_id =3D ioas_id; QLIST_INIT(&container->hwpt_list); - vbasedev->cpr.ioas_id =3D ioas_id; =20 bcontainer =3D VFIO_IOMMU(container); vfio_address_space_insert(space, bcontainer); @@ -636,6 +635,8 @@ skip_ioas_alloc: bcontainer->initialized =3D true; =20 found_container: + vbasedev->cpr.ioas_id =3D container->ioas_id; + ret =3D ioctl(devfd, VFIO_DEVICE_GET_INFO, &dev_info); if (ret) { error_setg_errno(errp, errno, "error getting device info"); --=20 2.51.0