From 9f9260a3be3b7fbd0006a58773abdb164bf9f220 Mon Sep 17 00:00:00 2001 From: Don Slutz Date: Mon, 5 May 2014 14:03:06 -0400 Subject: qdev: Display warning about unused -global This can help a user understand why -global was ignored. For example: with "-vga cirrus"; "-global vga.vgamem_mb=16" is just ignored when "-global cirrus-vga.vgamem_mb=16" is not. This is currently clear when the wrong property is provided: out/x86_64-softmmu/qemu-system-x86_64 -global cirrus-vga.vram_size_mb=16 -monitor pty -vga cirrus char device redirected to /dev/pts/20 (label compat_monitor0) qemu-system-x86_64: Property '.vram_size_mb' not found Aborted (core dumped) vs out/x86_64-softmmu/qemu-system-x86_64 -global vga.vram_size_mb=16 -monitor pty -vga cirrus char device redirected to /dev/pts/20 (label compat_monitor0) VNC server running on `::1:5900' ^Cqemu: terminating on signal 2 Signed-off-by: Don Slutz Acked-by: Michael S. Tsirkin --- hw/core/qdev-properties.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) (limited to 'hw/core/qdev-properties.c') diff --git a/hw/core/qdev-properties.c b/hw/core/qdev-properties.c index d8cb5408c3..3d12560f43 100644 --- a/hw/core/qdev-properties.c +++ b/hw/core/qdev-properties.c @@ -955,6 +955,23 @@ void qdev_prop_register_global_list(GlobalProperty *props) } } +int qdev_prop_check_global(void) +{ + GlobalProperty *prop; + int ret = 0; + + QTAILQ_FOREACH(prop, &global_props, next) { + if (!prop->not_used) { + continue; + } + ret = 1; + error_report("Warning: \"-global %s.%s=%s\" not used", + prop->driver, prop->property, prop->value); + + } + return ret; +} + void qdev_prop_set_globals_for_type(DeviceState *dev, const char *typename, Error **errp) { @@ -966,6 +983,7 @@ void qdev_prop_set_globals_for_type(DeviceState *dev, const char *typename, if (strcmp(typename, prop->driver) != 0) { continue; } + prop->not_used = false; object_property_parse(OBJECT(dev), prop->value, prop->property, &err); if (err != NULL) { error_propagate(errp, err); -- cgit 1.4.1