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Tsirkin" , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , qemu-arm@nongnu.org, Zhao Liu , Igor Mammedov , Eduardo Habkost , Shannon Zhao Subject: [PATCH v22 02/22] accel/system: Introduce hwaccel_enabled() helper Date: Thu, 5 Feb 2026 16:24:05 +0100 Message-ID: <20260205152432.78208-3-mohamed@unpredictable.fr> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20260205152432.78208-1-mohamed@unpredictable.fr> References: <20260205152432.78208-1-mohamed@unpredictable.fr> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Proofpoint-ORIG-GUID: AlSDeaEzfbrrQKioJo_uPVAoTIeLtWtS X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMjA1MDExNiBTYWx0ZWRfX+UVDWcljjcW/ ECrnNwNWLa4wMDQ7okfIXQzujQztdYYdFTb8G+7jlz5ZvFDxfmcS3hwsbGt1upMPQDwqsUdwgqM qIy4CT76fjMDxDXtmd7gtyYI3CddezjWFbSccu8r1E2R+mnvD2wva06m2AMnKSTF5AhrfPmVjh5 y3RKnd5+1hQzWmkfen2APAszfWZPaYqv9C+l+G/Y5Tro4jHBGUjeZwk5wQVnmej3XSVeaaLdhMe NwegcAG54jpAnr4cF3yXT0KpQ2FB20sljmPFIIFQ0NIefA1lK1U3qalQZl1/de3fLezZn8wc582 gsA2aHsqM5y/H2xK1OE7LTUO1ulJEKFWJVQcbMouxnY+XXofVFIVRbYWqvAmmM= X-Authority-Info-Out: v=2.4 cv=AqDjHe9P c=1 sm=1 tr=0 ts=6984b648 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-GUID: AlSDeaEzfbrrQKioJo_uPVAoTIeLtWtS 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_03,2026-02-05_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 bulkscore=0 mlxlogscore=999 spamscore=0 phishscore=0 mlxscore=0 adultscore=0 lowpriorityscore=0 clxscore=1030 malwarescore=0 suspectscore=0 classifier=spam authscore=0 adjust=0 reason=mlx scancount=1 engine=8.22.0-2601150000 definitions=main-2602050116 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=57.103.68.53; 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_MSPIKE_H4=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=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: 1770305172032158501 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)