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Tsirkin" , Zhao Liu , Yanan Wang , Pedro Barbuda , Marcel Apfelbaum , Phil Dennis-Jordan , Shannon Zhao , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , Paolo Bonzini , =?UTF-8?q?Alex=20Benn=C3=A9e?= , Akihiko Odaki , Ani Sinha , Richard Henderson , Peter Maydell , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Peter Xu , Mads Ynddal , Igor Mammedov , Alexander Graf , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , Cameron Esfahani , Pierrick Bouvier Subject: [PATCH v14 02/26] accel/system: Introduce hwaccel_enabled() helper Date: Wed, 14 Jan 2026 14:41:19 +0100 Message-ID: <20260114134143.26198-3-mohamed@unpredictable.fr> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20260114134143.26198-1-mohamed@unpredictable.fr> References: <20260114134143.26198-1-mohamed@unpredictable.fr> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Authority-Info: v=2.4 cv=HdAZjyE8 c=1 sm=1 tr=0 ts=69679d27 cx=c_apl:c_apl_out:c_pps a=YrL12D//S6tul8v/L+6tKg==:117 a=YrL12D//S6tul8v/L+6tKg==:17 a=IkcTkHD0fZMA:10 a=vUbySO9Y5rIA:10 a=VkNPw1HP01LnGYTKEx00:22 a=KKAkSRfTAAAA:8 a=zYwLhoXY7WJC0OmO1EgA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=cvBusfyB2V15izCimMoJ:22 X-Proofpoint-ORIG-GUID: rwZv0HuuZQKdxPWHYRnHK2OoliuL43vu X-Proofpoint-GUID: rwZv0HuuZQKdxPWHYRnHK2OoliuL43vu X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMTE0MDExNCBTYWx0ZWRfX6yjLWRYZITPx 7rGZYJHfBPzjISxWtxf59Av7YfyQOCkijOica1RxrWsDPk4PVdlRBBcOKH+9cHRKJv7taIlKvfH a6BOr2BB0qSjxPOpR6DKxVzVVb95awo7b7ExeHRvA9Xye+T6KImZ64zkUmKOwRv4aqZJzoGnlJt k9kXgbRYrZo0iZUAVCCtXfnNeXJzTpBTti+HeFmK3m+Jb9VpF1aIrlVUGlbGFpve2traHynhg0c B0Ln6dTslkaZFJWgCTcy1pSo86D0N9Ud5d4atHeJeDI1pmwkmfH7AL8mjPFdZkz/3SNZK+mCcCk HkGjmfQ3culyIQ5LgtT 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_04,2026-01-14_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 malwarescore=0 spamscore=0 mlxlogscore=999 phishscore=0 bulkscore=0 adultscore=0 clxscore=1030 mlxscore=0 suspectscore=0 classifier=spam authscore=0 adjust=0 reason=mlx scancount=1 engine=8.22.0-2510240001 definitions=main-2601140114 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=57.103.79.23; envelope-from=mohamed@unpredictable.fr; helo=outbound.st.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_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: 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: 1768398286386158500 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 Reviewed-by: Pierrick Bouvier --- 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)