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bh=vuNz3GkacsWeTmhvyPsZFHJuTLmoIxG/n/YnP03+TvU=; b=aKFJIRzpFO08r/zJVgGfq6FgV8LlXMP1mP2+ed1Szq16KmlOEBGf1AQ4WL+P67dylUYlR/ 92A/amSzYJUp4lTwHJKrfrFIChgon0E4jmnd/IH0e+qqeaqwaVno3OdlAVidMv85cspTVG vHYsCX391064NAH+z3HW9SBXGx9x9ZM= X-MC-Unique: 43FzwHe2PIC-fJ0orVjPnA-1 From: Stefan Hajnoczi To: qemu-devel@nongnu.org, Peter Maydell Subject: [PULL 27/33] util/vfio-helpers: Improve reporting unsupported IOMMU type Date: Wed, 4 Nov 2020 15:18:22 +0000 Message-Id: <20201104151828.405824-28-stefanha@redhat.com> In-Reply-To: <20201104151828.405824-1-stefanha@redhat.com> References: <20201104151828.405824-1-stefanha@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 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=216.205.24.124; envelope-from=stefanha@redhat.com; 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charset="utf-8" From: Philippe Mathieu-Daud=C3=A9 Change the confuse "VFIO IOMMU check failed" error message by the explicit "VFIO IOMMU Type1 is not supported" once. Example on POWER: $ qemu-system-ppc64 -drive if=3Dnone,id=3Dnvme0,file=3Dnvme://0001:01:00.0= /1,format=3Draw qemu-system-ppc64: -drive if=3Dnone,id=3Dnvme0,file=3Dnvme://0001:01:00.0/= 1,format=3Draw: VFIO IOMMU Type1 is not supported Suggested-by: Alex Williamson Reviewed-by: Fam Zheng Reviewed-by: Stefan Hajnoczi Signed-off-by: Philippe Mathieu-Daud=C3=A9 Message-id: 20201103020733.2303148-2-philmd@redhat.com Signed-off-by: Stefan Hajnoczi Tested-by: Eric Auger --- util/vfio-helpers.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/util/vfio-helpers.c b/util/vfio-helpers.c index c469beb061..14a549510f 100644 --- a/util/vfio-helpers.c +++ b/util/vfio-helpers.c @@ -300,7 +300,7 @@ static int qemu_vfio_init_pci(QEMUVFIOState *s, const c= har *device, } =20 if (!ioctl(s->container, VFIO_CHECK_EXTENSION, VFIO_TYPE1_IOMMU)) { - error_setg_errno(errp, errno, "VFIO IOMMU check failed"); + error_setg_errno(errp, errno, "VFIO IOMMU Type1 is not supported"); ret =3D -EINVAL; goto fail_container; } --=20 2.28.0