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Tsirkin" , Igor Mammedov , Paolo Bonzini , Yanan Wang , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , Shannon Zhao , kvm@vger.kernel.org, Peter Maydell , Marcel Apfelbaum , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , Pedro Barbuda , Zhao Liu , Roman Bolshakov Subject: [PATCH v7 02/24] accel/system: Introduce hwaccel_enabled() helper Date: Thu, 16 Oct 2025 18:54:58 +0200 Message-ID: <20251016165520.62532-3-mohamed@unpredictable.fr> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20251016165520.62532-1-mohamed@unpredictable.fr> References: <20251016165520.62532-1-mohamed@unpredictable.fr> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Proofpoint-GUID: vD5EzDsWCJz4Z4lDlJyrb8NHhGphDKRR X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMDE2MDEyMiBTYWx0ZWRfX4c29NuAP62vx lTfiBTU/UN9satvFymRaGrJr+ozALLeyWBy+kK6mX6ktyoo8AIsD/AAHG8DLFEoZw7faBXmPOGs K5oZfSRefZs/vTcpT5bP9qajfO/pWalQADviaqFCYcREcFv/JUfysmARbjJanmXXgRtWXDgvM2Z oTwS4z44x7T1+w/giJD4Mlnz+mqE0iN017gd51os/sWXnFLDttORgJV85TUYk6S824qjHHmMmjs BHFAQNN6nsBfBlnqspd74B1bXf5Gt9VCvBSEO4oCjg4L+PonFupkhzWkiQH3UZiwj3in0gE7Y= X-Proofpoint-ORIG-GUID: vD5EzDsWCJz4Z4lDlJyrb8NHhGphDKRR X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-10-16_03,2025-10-13_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlxscore=0 bulkscore=0 clxscore=1030 mlxlogscore=999 malwarescore=0 adultscore=0 phishscore=0 spamscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.22.0-2506270000 definitions=main-2510160122 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=57.103.77.196; envelope-from=mohamed@unpredictable.fr; helo=outbound.st.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_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_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 @unpredictable.fr) X-ZM-MESSAGEID: 1760633902969158500 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 55497edc29..628a50e066 100644 --- a/include/system/hw_accel.h +++ b/include/system/hw_accel.h @@ -40,4 +40,17 @@ 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)