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accel: abort if we fail to load the accelerator plugin

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if QEMU is configured with modules enabled, it is possible that the
load of an accelerator module will fail.
Exit in this case, relying on module_object_class_by_name to report
the specific load error if any.

Signed-off-by: Claudio Fontana <cfontana@suse.de>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

[claudio: changed abort() to exit(1)]
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20220929093035.4231-6-cfontana@suse.de>

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Claudio Fontana 2022-09-29 11:30:35 +02:00 committed by Paolo Bonzini
parent 971974f0a9
commit 5141e9a23f
1 changed files with 7 additions and 1 deletions
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8
accel/accel-softmmu.c
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@ -66,6 +66,7 @@ void accel_init_ops_interfaces(AccelClass *ac)
{
const char *ac_name;
char *ops_name;
ObjectClass *oc;
AccelOpsClass *ops;
ac_name = object_class_get_name(OBJECT_CLASS(ac));
@ -73,8 +74,13 @@ void accel_init_ops_interfaces(AccelClass *ac)
ops_name = g_strdup_printf("%s" ACCEL_OPS_SUFFIX, ac_name);
ops = ACCEL_OPS_CLASS(module_object_class_by_name(ops_name));
oc = module_object_class_by_name(ops_name);
if (!oc) {
error_report("fatal: could not load module for type '%s'", ops_name);
exit(1);
}
g_free(ops_name);
ops = ACCEL_OPS_CLASS(oc);
/*
* all accelerators need to define ops, providing at least a mandatory
* non-NULL create_vcpu_thread operation.