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Tsirkin" , Peter Maydell , Marcel Apfelbaum , Paolo Bonzini , Phil Dennis-Jordan , Alexander Graf , Igor Mammedov , Cameron Esfahani , Akihiko Odaki , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , qemu-arm@nongnu.org, Shannon Zhao , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , Zhao Liu , Roman Bolshakov , Ani Sinha , Pedro Barbuda , Richard Henderson , Yanan Wang , Pierrick Bouvier Subject: [PATCH v17 09/21] whpx: common: add WHPX_INTERCEPT_DEBUG_TRAPS define Date: Wed, 21 Jan 2026 14:41:00 +0100 Message-ID: <20260121134114.9781-10-mohamed@unpredictable.fr> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20260121134114.9781-1-mohamed@unpredictable.fr> References: <20260121134114.9781-1-mohamed@unpredictable.fr> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Proofpoint-GUID: FMn7O4150PHulI8U6MEbuAkZGjYMxJPF X-Proofpoint-ORIG-GUID: FMn7O4150PHulI8U6MEbuAkZGjYMxJPF X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMTIxMDExNSBTYWx0ZWRfX01IX72lPSALN NLKyolT+5w8AAniMrUmbjf0vrdwisRQFNlclNMTxDPMjBiP2tTn0a6Fcptz5S6/psG8Zt+GfAUx AIotEBaG5kRe1Ekqb9iKltp6vgONMCRUL4r/KuaAhNXIWGrzC2gOVn/h0nJBRfd/ypOErCyiSjP 81EQBoGf5C4kn1N97nTheCqXJRygrzaunwvakjTKjKzw+MVBoOi0HL5oDDOVvetp36YAGEyalvV YrSWw/NPABYaEZBuVxKoY5h4NTrL2S1a86GbjS8c+NCf/M/S1HKQu1t80fOxmoTuDz9tx2oO+8I AisUCbRTxajv86o41NG X-Authority-Info-Out: v=2.4 cv=afhsXBot c=1 sm=1 tr=0 ts=6970d799 cx=c_apl:c_apl_out:c_pps a=bsP7O+dXZ5uKcj+dsLqiMw==:117 a=bsP7O+dXZ5uKcj+dsLqiMw==:17 a=vUbySO9Y5rIA:10 a=VkNPw1HP01LnGYTKEx00:22 a=KKAkSRfTAAAA:8 a=2psWIPzlEfUqwKpUe20A:9 a=cvBusfyB2V15izCimMoJ:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.20,FMLib:17.12.100.49 definitions=2026-01-21_01,2026-01-20_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 clxscore=1030 mlxlogscore=999 malwarescore=0 suspectscore=0 mlxscore=0 spamscore=0 adultscore=0 bulkscore=0 phishscore=0 classifier=spam authscore=0 adjust=0 reason=mlx scancount=1 engine=8.22.0-2510240001 definitions=main-2601210115 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=57.103.86.123; envelope-from=mohamed@unpredictable.fr; helo=outbound.qs.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_H2=0.001, 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: 1769003096642154100 Content-Type: text/plain; charset="utf-8" As of why: WHPX on arm64 doesn't have debug trap support as of today. Keep the exception bitmap interface for now - despite that being entirely u= navailable on arm64 too. Signed-off-by: Mohamed Mediouni Reviewed-by: Pierrick Bouvier Reviewed-by: Akihiko Odaki --- accel/whpx/whpx-common.c | 2 +- include/system/whpx-common.h | 3 +++ 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/accel/whpx/whpx-common.c b/accel/whpx/whpx-common.c index c58344cb61..c0610815d9 100644 --- a/accel/whpx/whpx-common.c +++ b/accel/whpx/whpx-common.c @@ -119,7 +119,7 @@ int whpx_first_vcpu_starting(CPUState *cpu) * have one or more breakpoints enabled. Both require intercepting * the WHvX64ExceptionTypeBreakpointTrap exception. */ - exception_mask =3D 1UL << WHvX64ExceptionTypeDebugTrapOrFault; + exception_mask =3D 1UL << WHPX_INTERCEPT_DEBUG_TRAPS; } else { /* Let the guest handle all exceptions. */ exception_mask =3D 0; diff --git a/include/system/whpx-common.h b/include/system/whpx-common.h index 8f171d1397..b86fe9db6e 100644 --- a/include/system/whpx-common.h +++ b/include/system/whpx-common.h @@ -20,4 +20,7 @@ int whpx_first_vcpu_starting(CPUState *cpu); int whpx_last_vcpu_stopping(CPUState *cpu); void whpx_memory_init(void); struct whpx_breakpoint *whpx_lookup_breakpoint_by_addr(uint64_t address); + +/* On x64: same as WHvX64ExceptionTypeDebugTrapOrFault */ +#define WHPX_INTERCEPT_DEBUG_TRAPS 1 #endif --=20 2.50.1 (Apple Git-155)