Print error when failing to load PCI config data

When loading migration fails due to a disagreement about
PCI config data we don't currently get any errors explaining
that was the cause of the problem or which byte in the config
data was at fault.

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
This commit is contained in:
Dr. David Alan Gilbert 2015-06-03 17:58:01 +01:00 committed by Michael Tokarev
parent 4aab6282f8
commit 7c59364d03
1 changed files with 4 additions and 0 deletions

View File

@ -428,6 +428,10 @@ static int get_pci_config_device(QEMUFile *f, void *pv, size_t size)
for (i = 0; i < size; ++i) {
if ((config[i] ^ s->config[i]) &
s->cmask[i] & ~s->wmask[i] & ~s->w1cmask[i]) {
error_report("%s: Bad config data: i=0x%x read: %x device: %x "
"cmask: %x wmask: %x w1cmask:%x", __func__,
i, config[i], s->config[i],
s->cmask[i], s->wmask[i], s->w1cmask[i]);
g_free(config);
return -EINVAL;
}