Apparently TPL_CALLBACK is too low, code runs into an ASSERT complaining the new TPL is lower than the old TPL.
Signed-off-by: Gerd Hoffmann <kra...@redhat.com> --- OvmfPkg/VirtioSerialDxe/VirtioSerialPort.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/OvmfPkg/VirtioSerialDxe/VirtioSerialPort.c b/OvmfPkg/VirtioSerialDxe/VirtioSerialPort.c index 522b25e9698c..e4a58deff162 100644 --- a/OvmfPkg/VirtioSerialDxe/VirtioSerialPort.c +++ b/OvmfPkg/VirtioSerialDxe/VirtioSerialPort.c @@ -158,7 +158,7 @@ VirtioSerialIoWrite ( VirtioSerialRingClearTx (SerialIo->Dev, PortTx (SerialIo->PortId)); - OldTpl = gBS->RaiseTPL (TPL_CALLBACK); + OldTpl = gBS->RaiseTPL (TPL_NOTIFY); if (SerialIo->WriteOffset && (SerialIo->WriteOffset + *BufferSize > PORT_TX_BUFSIZE)) { @@ -201,7 +201,7 @@ VirtioSerialIoRead ( goto NoData; } - OldTpl = gBS->RaiseTPL (TPL_CALLBACK); + OldTpl = gBS->RaiseTPL (TPL_NOTIFY); if (SerialIo->WriteOffset) { DEBUG ((DEBUG_VERBOSE, "%a:%d: WriteFlush %d\n", __func__, __LINE__, SerialIo->WriteOffset)); VirtioSerialRingSendBuffer ( -- 2.40.1 -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#104803): https://edk2.groups.io/g/devel/message/104803 Mute This Topic: https://groups.io/mt/98850082/21656 Group Owner: devel+ow...@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [arch...@mail-archive.com] -=-=-=-=-=-=-=-=-=-=-=-