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gdbstub: introduce gdb_get_max_cpus

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This is needed for handling vcont packets as the way of calculating
max cpus vhanges between user and softmmu mode.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>

Message-Id: <20230302190846.2593720-17-alex.bennee@linaro.org>
Message-Id: <20230303025805.625589-17-richard.henderson@linaro.org>
This commit is contained in:
Alex Bennée 2023-03-02 18:57:52 -08:00
parent 589a58672e
commit 7ea0c33def
4 changed files with 28 additions and 10 deletions
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11
gdbstub/gdbstub.c
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@ -624,16 +624,7 @@ static int gdb_handle_vcont(const char *p)
GDBProcess *process;
CPUState *cpu;
GDBThreadIdKind kind;
#ifdef CONFIG_USER_ONLY
int max_cpus = 1; /* global variable max_cpus exists only in system mode */
CPU_FOREACH(cpu) {
max_cpus = max_cpus <= cpu->cpu_index ? cpu->cpu_index + 1 : max_cpus;
}
#else
MachineState *ms = MACHINE(qdev_get_machine());
unsigned int max_cpus = ms->smp.max_cpus;
#endif
unsigned int max_cpus = gdb_get_max_cpus();
/* uninitialised CPUs stay 0 */
newstates = g_new0(char, max_cpus);