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authorKevin Wolf <kwolf@redhat.com>2023-12-01 15:25:19 +0100
committerMichael Tokarev <mjt@tls.msk.ru>2023-12-22 22:25:35 +0300
commitad24078e3fc4330647b5d0e0c95db7bec86136a5 (patch)
tree008594068a8917881500a601612533389a7a936e /softmmu
parenta629fee99ba2189a7452a212f0a01696a65877ac (diff)
vl: Improve error message for conflicting -incoming and -loadvm
Currently, the conflict between -incoming and -loadvm is only detected when loading the snapshot fails because the image is still inactive for the incoming migration. This results in a suboptimal error message: $ ./qemu-system-x86_64 -hda /tmp/test.qcow2 -loadvm foo -incoming defer qemu-system-x86_64: Device 'ide0-hd0' is writable but does not support snapshots Catch the situation already in qemu_validate_options() to improve the message: $ ./qemu-system-x86_64 -hda /tmp/test.qcow2 -loadvm foo -incoming defer qemu-system-x86_64: 'incoming' and 'loadvm' options are mutually exclusive Signed-off-by: Kevin Wolf <kwolf@redhat.com> Message-ID: <20231201142520.32255-3-kwolf@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com> (cherry picked from commit 5a7f21efaf99c60614fe1967be1c0f9aa46c526e) Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
Diffstat (limited to 'softmmu')
-rw-r--r--softmmu/vl.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/softmmu/vl.c b/softmmu/vl.c
index 5115221efe..ce88869618 100644
--- a/softmmu/vl.c
+++ b/softmmu/vl.c
@@ -2321,6 +2321,10 @@ static void qemu_validate_options(const QDict *machine_opts)
}
}
+ if (loadvm && incoming) {
+ error_report("'incoming' and 'loadvm' options are mutually exclusive");
+ exit(EXIT_FAILURE);
+ }
if (loadvm && preconfig_requested) {
error_report("'preconfig' and 'loadvm' options are "
"mutually exclusive");