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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=148.163.158.5; envelope-from=iii@linux.ibm.com; helo=mx0b-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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @ibm.com) X-ZM-MESSAGEID: 1708089004218100003 Content-Type: text/plain; charset="utf-8" The upcoming follow-fork-mode child support needs to perform certain actions when GDB switches between the stopped parent and the stopped child. Introduce a user-specific hook for this. Signed-off-by: Ilya Leoshkevich --- gdbstub/gdbstub.c | 11 +++++++++-- gdbstub/internals.h | 1 + gdbstub/user.c | 5 +++++ 3 files changed, 15 insertions(+), 2 deletions(-) diff --git a/gdbstub/gdbstub.c b/gdbstub/gdbstub.c index 43d79dfdd59..adcd977cd57 100644 --- a/gdbstub/gdbstub.c +++ b/gdbstub/gdbstub.c @@ -1066,6 +1066,7 @@ static void handle_cont_with_sig(GArray *params, void= *user_ctx) =20 static void handle_set_thread(GArray *params, void *user_ctx) { + uint32_t pid, tid; CPUState *cpu; =20 if (params->len !=3D 2) { @@ -1083,8 +1084,14 @@ static void handle_set_thread(GArray *params, void *= user_ctx) return; } =20 - cpu =3D gdb_get_cpu(get_param(params, 1)->thread_id.pid, - get_param(params, 1)->thread_id.tid); + pid =3D get_param(params, 1)->thread_id.pid; + tid =3D get_param(params, 1)->thread_id.tid; +#ifdef CONFIG_USER_ONLY + if (gdb_handle_set_thread_user(pid, tid)) { + return; + } +#endif + cpu =3D gdb_get_cpu(pid, tid); if (!cpu) { gdb_put_packet("E22"); return; diff --git a/gdbstub/internals.h b/gdbstub/internals.h index e6063835b1f..b4905c7181a 100644 --- a/gdbstub/internals.h +++ b/gdbstub/internals.h @@ -197,6 +197,7 @@ void gdb_handle_v_file_readlink(GArray *params, void *u= ser_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 */ +bool gdb_handle_set_thread_user(uint32_t pid, uint32_t tid); /* 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 d8db5bd3949..60f3e83849e 100644 --- a/gdbstub/user.c +++ b/gdbstub/user.c @@ -386,6 +386,11 @@ void gdb_handle_query_supported_user(const char *gdb_s= upported) { } =20 +bool gdb_handle_set_thread_user(uint32_t pid, uint32_t tid) +{ + return false; +} + /* * Execution state helpers */ --=20 2.43.0