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[PATCH v2 09/11] gdbstub: Introduce gdb_handle_detach_user()
From: |
Ilya Leoshkevich |
Subject: |
[PATCH v2 09/11] gdbstub: Introduce gdb_handle_detach_user() |
Date: |
Mon, 5 Feb 2024 12:22:23 +0100 |
The upcoming follow-fork-mode child support needs to perform certain
actions when GDB detaches from the stopped parent or the stopped child.
Introduce a user-specific hook for this.
Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
---
gdbstub/gdbstub.c | 6 ++++++
gdbstub/internals.h | 1 +
gdbstub/user.c | 5 +++++
3 files changed, 12 insertions(+)
diff --git a/gdbstub/gdbstub.c b/gdbstub/gdbstub.c
index adcd977cd57..46f5dd47e9e 100644
--- a/gdbstub/gdbstub.c
+++ b/gdbstub/gdbstub.c
@@ -991,6 +991,12 @@ static void handle_detach(GArray *params, void *user_ctx)
pid = get_param(params, 0)->val_ul;
}
+#ifdef CONFIG_USER_ONLY
+ if (gdb_handle_detach_user(pid)) {
+ return;
+ }
+#endif
+
process = gdb_get_process(pid);
gdb_process_breakpoint_remove_all(process);
process->attached = false;
diff --git a/gdbstub/internals.h b/gdbstub/internals.h
index b4905c7181a..b4724598384 100644
--- a/gdbstub/internals.h
+++ b/gdbstub/internals.h
@@ -198,6 +198,7 @@ void gdb_handle_query_xfer_exec_file(GArray *params, void
*user_ctx); /* user */
void gdb_handle_set_catch_syscalls(GArray *params, void *user_ctx); /* user */
void gdb_handle_query_supported_user(const char *gdb_supported); /* user */
bool gdb_handle_set_thread_user(uint32_t pid, uint32_t tid); /* user */
+bool gdb_handle_detach_user(uint32_t pid); /* user */
void gdb_handle_query_attached(GArray *params, void *user_ctx); /* both */
diff --git a/gdbstub/user.c b/gdbstub/user.c
index ee6b47b9b9c..6f108e60839 100644
--- a/gdbstub/user.c
+++ b/gdbstub/user.c
@@ -391,6 +391,11 @@ bool gdb_handle_set_thread_user(uint32_t pid, uint32_t tid)
return false;
}
+bool gdb_handle_detach_user(uint32_t pid)
+{
+ return false;
+}
+
/*
* Execution state helpers
*/
--
2.43.0
- [PATCH v2 00/11] gdbstub: Implement follow-fork-mode child, Ilya Leoshkevich, 2024/02/05
- [PATCH v2 01/11] gdbstub: Support disablement in a multi-threaded process, Ilya Leoshkevich, 2024/02/05
- [PATCH v2 03/11] gdbstub: Introduce gdbserver_fork_start(), Ilya Leoshkevich, 2024/02/05
- [PATCH v2 04/11] {linux,bsd}-user: Pass pid to fork_end(), Ilya Leoshkevich, 2024/02/05
- [PATCH v2 06/11] gdbstub: Call gdbserver_fork() both in parent and in child, Ilya Leoshkevich, 2024/02/05
- [PATCH v2 02/11] {linux,bsd}-user: Update ts_tid after fork(), Ilya Leoshkevich, 2024/02/05
- [PATCH v2 05/11] {linux,bsd}-user: Pass pid to gdbserver_fork(), Ilya Leoshkevich, 2024/02/05
- [PATCH v2 10/11] gdbstub: Implement follow-fork-mode child, Ilya Leoshkevich, 2024/02/05
- [PATCH v2 08/11] gdbstub: Introduce gdb_handle_set_thread_user(), Ilya Leoshkevich, 2024/02/05
- [PATCH v2 09/11] gdbstub: Introduce gdb_handle_detach_user(),
Ilya Leoshkevich <=
- [PATCH v2 11/11] tests/tcg: Add two follow-fork-mode tests, Ilya Leoshkevich, 2024/02/05
- [PATCH v2 07/11] gdbstub: Introduce gdb_handle_query_supported_user(), Ilya Leoshkevich, 2024/02/05