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a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding; s=pp1; bh=lJFfD0PKIMGiSZAoFDZxv8dou+CjwtMZXqdMwKn6Qc0=; b=OHAsjmz0Pnoe71KjOk3tlhVNQ8vtmn2EV4G8FRF9pVYyDbMpYMeJ4CRKDmQRAdP/uG1W L+Ec9t5xwxe/LRp+lvMTf0SRLTNdHN8UYUaOvz1RrsaRuNUOrPQhTDeolSj8kEl3ZiGp G+JYyXYgLMj7HRRX608Qy7QcH7tYbza2sCfORsbt4v2b2HHMTw6UqKmb9h4NzxI5+z4G XsIPe9I1A7Ecg7vOFbfkYHyb/GCVsKdzx2L9WbjmrS1PBqtJMsAlEM70HKK5AVaquxmT UcSdzDP9WBzZjZIJo7eSs1m71c2VaaN6nfUS/TncZ6SaLj72mEgug9Qme7j3iy9CykTC fQ== From: Ilya Leoshkevich To: Warner Losh , =?UTF-8?q?Alex=20Benn=C3=A9e?= , Richard Henderson , Riku Voipio , Laurent Vivier Cc: Kyle Evans , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Alexandre Iooss , Mahmoud Mandour , Pierrick Bouvier , qemu-devel@nongnu.org, Ilya Leoshkevich Subject: [PATCH v4 08/12] gdbstub: Introduce gdb_handle_query_supported_user() Date: Mon, 19 Feb 2024 15:15:56 +0100 Message-ID: <20240219141628.246823-9-iii@linux.ibm.com> X-Mailer: git-send-email 2.43.2 In-Reply-To: <20240219141628.246823-1-iii@linux.ibm.com> References: <20240219141628.246823-1-iii@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: TLpq_YdmeY3lXKK7jPO-KRdB2ktLnT-C X-Proofpoint-GUID: YAa_H3tbJxzbzH4-NfZctGnJ_QnGp6gN X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-02-19_10,2024-02-19_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 lowpriorityscore=0 priorityscore=1501 bulkscore=0 phishscore=0 mlxscore=0 suspectscore=0 spamscore=0 impostorscore=0 adultscore=0 mlxlogscore=999 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2311290000 definitions=main-2402190107 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+importer2=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=148.163.156.1; envelope-from=iii@linux.ibm.com; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -19 X-Spam_score: -2.0 X-Spam_bar: -- X-Spam_report: (-2.0 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 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: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer2=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer2=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @ibm.com) X-ZM-MESSAGEID: 1708352271472100001 Content-Type: text/plain; charset="utf-8" The upcoming follow-fork-mode child support requires advertising the fork-events feature, which is user-specific. Introduce a user-specific hook for this. Reviewed-by: Richard Henderson Signed-off-by: Ilya Leoshkevich --- gdbstub/gdbstub.c | 12 +++++++++--- gdbstub/internals.h | 1 + gdbstub/user.c | 4 ++++ 3 files changed, 14 insertions(+), 3 deletions(-) diff --git a/gdbstub/gdbstub.c b/gdbstub/gdbstub.c index 7e73e916bdc..898a108b7f1 100644 --- a/gdbstub/gdbstub.c +++ b/gdbstub/gdbstub.c @@ -1622,9 +1622,15 @@ static void handle_query_supported(GArray *params, v= oid *user_ctx) g_string_append(gdbserver_state.str_buf, ";qXfer:exec-file:read+"); #endif =20 - if (params->len && - strstr(get_param(params, 0)->data, "multiprocess+")) { - gdbserver_state.multiprocess =3D true; + if (params->len) { + const char *gdb_supported =3D get_param(params, 0)->data; + + if (strstr(gdb_supported, "multiprocess+")) { + gdbserver_state.multiprocess =3D true; + } +#if defined(CONFIG_USER_ONLY) + gdb_handle_query_supported_user(gdb_supported); +#endif } =20 g_string_append(gdbserver_state.str_buf, ";vContSupported+;multiproces= s+"); diff --git a/gdbstub/internals.h b/gdbstub/internals.h index 56b7c13b750..e6063835b1f 100644 --- a/gdbstub/internals.h +++ b/gdbstub/internals.h @@ -196,6 +196,7 @@ void gdb_handle_v_file_pread(GArray *params, void *user= _ctx); /* user */ void gdb_handle_v_file_readlink(GArray *params, void *user_ctx); /* user */ void gdb_handle_query_xfer_exec_file(GArray *params, void *user_ctx); /* u= ser */ void gdb_handle_set_catch_syscalls(GArray *params, void *user_ctx); /* use= r */ +void gdb_handle_query_supported_user(const char *gdb_supported); /* user */ =20 void gdb_handle_query_attached(GArray *params, void *user_ctx); /* both */ =20 diff --git a/gdbstub/user.c b/gdbstub/user.c index 866a25f9c06..c9e8b83d720 100644 --- a/gdbstub/user.c +++ b/gdbstub/user.c @@ -382,6 +382,10 @@ void gdbserver_fork_end(CPUState *cpu, pid_t pid) disable_gdbstub(cpu); } =20 +void gdb_handle_query_supported_user(const char *gdb_supported) +{ +} + /* * Execution state helpers */ --=20 2.43.2