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Tsirkin" , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , Cameron Esfahani , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , Ani Sinha , Yanan Wang , Eduardo Habkost , Paolo Bonzini , Pierrick Bouvier , Shannon Zhao , Alexander Graf , Phil Dennis-Jordan , Pedro Barbuda Subject: [PATCH v20 02/22] accel/system: Introduce hwaccel_enabled() helper Date: Thu, 5 Feb 2026 14:11:31 +0100 Message-ID: <20260205131155.22780-3-mohamed@unpredictable.fr> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20260205131155.22780-1-mohamed@unpredictable.fr> References: <20260205131155.22780-1-mohamed@unpredictable.fr> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMjA1MDA5OCBTYWx0ZWRfX5AGvw3819jnx iQBAQ5JIdjYnQkmcQtFjWIMbllRVpwiJfO9yt53NV0kiqkKBLBugnxM5ZhBwoWuHGOeZParwQHS zer3u0IprUOjamXsCdjazVNYOdxbm3OHwcgH/jwWfDdOXqHM1GfN6fjR0vf0NrI5JLsKk/PKa6t HewQbUVCB11VQywXoxdJG8OVHW7GKtkMwMlP0tDUvXzJW0e2NbBf+v7MRieXIQG+6OHGC94liCv nECL0rEzKSXITef1HoCJpk7QLBS7TbswD8oBZ6DJwgt8Hjn/sG+Xqq7mDwb1EQDPUsSkxO/KJGk B7Wp6YOOZuAVw+lrQUpEd05pAsszS3lu25hTBDhkDJTySucXctCaY0rJdgk4f0= X-Authority-Info-Out: v=2.4 cv=dunWylg4 c=1 sm=1 tr=0 ts=6984972c cx=c_apl:c_apl_out:c_pps a=9OgfyREA4BUYbbCgc0Y0oA==:117 a=9OgfyREA4BUYbbCgc0Y0oA==:17 a=IkcTkHD0fZMA:10 a=HzLeVaNsDn8A:10 a=VkNPw1HP01LnGYTKEx00:22 a=KKAkSRfTAAAA:8 a=zYwLhoXY7WJC0OmO1EgA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=cvBusfyB2V15izCimMoJ:22 X-Proofpoint-ORIG-GUID: 6ETJn9Bems13nisYThUHLtuKPZekP0p- X-Proofpoint-GUID: 6ETJn9Bems13nisYThUHLtuKPZekP0p- X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-02-05_02,2026-02-05_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 bulkscore=0 mlxlogscore=999 mlxscore=0 suspectscore=0 spamscore=0 adultscore=0 lowpriorityscore=0 malwarescore=0 clxscore=1030 phishscore=0 classifier=spam authscore=0 adjust=0 reason=mlx scancount=1 engine=8.22.0-2601150000 definitions=main-2602050098 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=57.103.68.69; envelope-from=mohamed@unpredictable.fr; helo=outbound.mr.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: 1770297216341158500 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 Reviewed-by: Akihiko Odaki --- 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)