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Tsirkin" , Roman Bolshakov , qemu-arm@nongnu.org, Ani Sinha , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Yanan Wang , Akihiko Odaki , Marcel Apfelbaum , Pedro Barbuda , Richard Henderson , Paolo Bonzini , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , Shannon Zhao , Igor Mammedov , Cameron Esfahani , Alexander Graf , Peter Maydell , Eduardo Habkost , Phil Dennis-Jordan , Pierrick Bouvier Subject: [PATCH v18 02/22] accel/system: Introduce hwaccel_enabled() helper Date: Tue, 27 Jan 2026 19:27:42 +0100 Message-ID: <20260127182805.73212-3-mohamed@unpredictable.fr> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20260127182805.73212-1-mohamed@unpredictable.fr> References: <20260127182805.73212-1-mohamed@unpredictable.fr> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMTI3MDE1MCBTYWx0ZWRfX24A50B1zyrNR OMK0+ECQnD8m0cZIoII7ubD/gI0SAzOmrV5QX8pa0HrwINeFyaHBQhOGoiajqX/+5omewxRwGVb sjcRVmsjLVURtOfZsB2XU5daiee/7MZNU3b+DP3fHqLNc56RIt2xgnBf9kD/qsa4DZYoyotBjRO 5FzxmSSuI3kRazjaTSt30uXqaHtR6giFcTexlumERjEoB6qgWR14KV35/+XWuiiirukA79uXQlE 5EBdug5ZIAf8Jq68lpP0uHn2iWGAYrlo1xb916TNfysVs1nXchOaYfocMjx56fIGg+sUg4hxwXn EbAPr1FPMK/Hzj6w/chvrl+UJbj5+D73xJ8Xj1hUDLVGbvMFij6Ste8d/y8U7U= X-Proofpoint-ORIG-GUID: jlc5NKOWNwEFtfrhCD0ZzAd49ShdE8MN X-Proofpoint-GUID: jlc5NKOWNwEFtfrhCD0ZzAd49ShdE8MN X-Authority-Info-Out: v=2.4 cv=FPAWBuos c=1 sm=1 tr=0 ts=697903c7 cx=c_apl:c_apl_out:c_pps a=9OgfyREA4BUYbbCgc0Y0oA==:117 a=9OgfyREA4BUYbbCgc0Y0oA==: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-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-01-27_04,2026-01-27_03,2025-10-01_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 phishscore=0 mlxscore=0 adultscore=0 malwarescore=0 mlxlogscore=999 spamscore=0 lowpriorityscore=0 clxscore=1030 bulkscore=0 classifier=spam authscore=0 adjust=0 reason=mlx scancount=1 engine=8.22.0-2601150000 definitions=main-2601270150 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=57.103.71.17; 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_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_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: 1769538624492158500 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)