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Tsirkin" , kvm@vger.kernel.org, Igor Mammedov , qemu-arm@nongnu.org, Richard Henderson , Roman Bolshakov , Pedro Barbuda , Alexander Graf , Sunil Muthuswamy , Eduardo Habkost , Ani Sinha , Marcel Apfelbaum , Mohamed Mediouni , Peter Maydell Subject: [PATCH v6 02/23] accel/system: Introduce hwaccel_enabled() helper Date: Sat, 20 Sep 2025 16:01:03 +0200 Message-ID: <20250920140124.63046-3-mohamed@unpredictable.fr> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20250920140124.63046-1-mohamed@unpredictable.fr> References: <20250920140124.63046-1-mohamed@unpredictable.fr> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Proofpoint-GUID: TQsXet3sfduuP4oVrlPNRW_RbKUJOBUS X-Proofpoint-ORIG-GUID: TQsXet3sfduuP4oVrlPNRW_RbKUJOBUS X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwOTIwMDEzNiBTYWx0ZWRfX7Rpfv5obkvj6 6cbX4AZaL5mxVBOmy+8ZfSa/KG4W/dKJl6pj7a/MKGUWG+QGnTwHD99KPcUUTJd5PZLdVm4Dss3 /HRmEel9oVlSLwZr84VX+Dvg94QNTaOjEvr3Zw42xWmhP/4rLeF0GbIjrzswHSW/A5+p37WdmPz WO2/JH7r07Euq8mt/xRCk8dYC/F03nzJlNsLleTK3fe1ctx909mzJ0su40I8pG8cF3a78nJS+JB 76I7bcQo+sdEtJ+ul6hzoojaoClfH9GlFAp3kronxwFkJH9gOtfXxGiTPjfJPtDbaYm/TUDTc= X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1117,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-09-20_05,2025-09-19_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 spamscore=0 mlxscore=0 suspectscore=0 adultscore=0 malwarescore=0 mlxlogscore=999 bulkscore=0 phishscore=0 clxscore=1030 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.22.0-2506270000 definitions=main-2509200136 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 client-ip=57.103.84.181; envelope-from=mohamed@unpredictable.fr; helo=outbound.qs.icloud.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 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_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_NONE=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: 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: 1758377105305116600 From: Philippe Mathieu-Daud=C3=A9 hwaccel_enabled() return whether any hardware accelerator is enabled. Signed-off-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Richard Henderson --- include/system/hw_accel.h | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/include/system/hw_accel.h b/include/system/hw_accel.h index fa9228d5d2..49556b026e 100644 --- a/include/system/hw_accel.h +++ b/include/system/hw_accel.h @@ -39,4 +39,17 @@ void cpu_synchronize_pre_loadvm(CPUState *cpu); void cpu_synchronize_post_reset(CPUState *cpu); void cpu_synchronize_post_init(CPUState *cpu); =20 +/** + * hwaccel_enabled: + * + * Returns: %true if a hardware accelerator is enabled, %false otherwise. + */ +static inline bool hwaccel_enabled(void) +{ + return hvf_enabled() + || kvm_enabled() + || nvmm_enabled() + || whpx_enabled(); +} + #endif /* QEMU_HW_ACCEL_H */ --=20 2.50.1 (Apple Git-155)