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Tsirkin" , qemu-arm@nongnu.org, Richard Henderson , Zhao Liu , Pierrick Bouvier Subject: [PATCH v15 24/26] whpx: arm64: check for physical address width after WHPX availability Date: Thu, 15 Jan 2026 01:15:03 +0100 Message-ID: <20260115001505.57237-25-mohamed@unpredictable.fr> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20260115001505.57237-1-mohamed@unpredictable.fr> References: <20260115001505.57237-1-mohamed@unpredictable.fr> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Authority-Info: v=2.4 cv=a7c9NESF c=1 sm=1 tr=0 ts=69683230 cx=c_apl:c_apl_out:c_pps a=qkKslKyYc0ctBTeLUVfTFg==:117 a=vUbySO9Y5rIA:10 a=VkNPw1HP01LnGYTKEx00:22 a=KKAkSRfTAAAA:8 a=lhTSZ31de6YUvqMuns4A:9 a=cvBusfyB2V15izCimMoJ:22 X-Proofpoint-GUID: BuuWRK_Lf1o0Y0N85gXC5QsfmjBvE1cH X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMTE1MDAwMCBTYWx0ZWRfX7HAmcsrnwADA Mfh4zNbG2bZJp6womv0C97Yfnoa9kr16AfsymB+GG6xzWoJ7KhE/Xf1u6vijddYm09tSaNBoBmM ihYFx4MncKEBLXPDEwqOJ27+2rU8mtcna9pKB2Mv4i0H75T2mzVE6tw8ChlwEQkFxGt3O8jea49 t+ariZjcCHOePPDHt57uORPArb4FlcrtamLipQtdjq/XeEAIR9FmpcyRxhJZrgOEgULbX2Bpsi1 5DqJbIarIxbQdMg6tEP6nBYvXxmLBsDRll0e/OMTzofSpKNql4DqAivSTQr4+T1puxNj34X6026 QMRmMzIZPjnAiaHubD8 X-Proofpoint-ORIG-GUID: BuuWRK_Lf1o0Y0N85gXC5QsfmjBvE1cH X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49 definitions=2026-01-14_07,2026-01-14_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 phishscore=0 bulkscore=0 suspectscore=0 spamscore=0 malwarescore=0 clxscore=1030 adultscore=0 mlxlogscore=999 mlxscore=0 classifier=spam authscore=0 adjust=0 reason=mlx scancount=1 engine=8.22.0-2510240001 definitions=main-2601150000 X-JNJ: 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 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 (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=57.103.74.203; envelope-from=mohamed@unpredictable.fr; helo=outbound.ms.icloud.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, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development 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 @unpredictable.fr) X-ZM-MESSAGEID: 1768436352416158500 Content-Type: text/plain; charset="utf-8" In the case where WHPX isn't supported on the platform, makes the intended error appear instead of failing at getting the IPA width. Signed-off-by: Mohamed Mediouni Reviewed-by: Pierrick Bouvier --- target/arm/whpx/whpx-all.c | 19 +++++++++---------- 1 file changed, 9 insertions(+), 10 deletions(-) diff --git a/target/arm/whpx/whpx-all.c b/target/arm/whpx/whpx-all.c index ab31371aea..def85988e7 100644 --- a/target/arm/whpx/whpx-all.c +++ b/target/arm/whpx/whpx-all.c @@ -654,7 +654,7 @@ uint32_t whpx_arm_get_ipa_bit_size(void) WHvCapabilityCodePhysicalAddressWidth, &whpx_cap, sizeof(whpx_cap), &whpx_cap_size); if (FAILED(hr)) { - error_report("WHPX: failed to get supported" + error_report("WHPX: failed to get supported " "physical address width, hr=3D%08lx", hr); } =20 @@ -879,15 +879,6 @@ int whpx_accel_init(AccelState *as, MachineState *ms) goto error; } =20 - if (mc->get_physical_address_range) { - pa_range =3D mc->get_physical_address_range(ms, - whpx_arm_get_ipa_bit_size(), whpx_arm_get_ipa_bit_size()); - if (pa_range < 0) { - ret =3D -EINVAL; - goto error; - } - } - whpx->mem_quota =3D ms->ram_size; =20 hr =3D whp_dispatch.WHvGetCapability( @@ -915,6 +906,14 @@ int whpx_accel_init(AccelState *as, MachineState *ms) goto error; } =20 + if (mc->get_physical_address_range) { + pa_range =3D mc->get_physical_address_range(ms, + whpx_arm_get_ipa_bit_size(), whpx_arm_get_ipa_bit_size()); + if (pa_range < 0) { + return -EINVAL; + } + } + hr =3D whp_dispatch.WHvCreatePartition(&whpx->partition); if (FAILED(hr)) { error_report("WHPX: Failed to create partition, hr=3D%08lx", hr); --=20 2.50.1 (Apple Git-155)