hw/cxl/mbox: Split mailbox command payload into separate input and ou…

…tput New CCI types that will be supported shortly do not have a single buffer used in both directions. As such, split it up. To avoid the complexities of implementing all commands to handle potential aliasing, take a copy of the input before use. Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Message-Id: <20231023160806.13206-3-Jonathan.Cameron@huawei.com> Reviewed-by: Fan Ni <fan.ni@samsung.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
qemu · Nov 7, 2023 · 6f59274 · 6f59274
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commit 6f59274
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diff --git a/hw/cxl/cxl-events.c b/hw/cxl/cxl-events.c
@@ -143,7 +143,7 @@ bool cxl_event_insert(CXLDeviceState *cxlds, CXLEventLogType log_type,
 
 CXLRetCode cxl_event_get_records(CXLDeviceState *cxlds, CXLGetEventPayload *pl,
                                  uint8_t log_type, int max_recs,
-                                 uint16_t *len)
+                                 size_t *len)
 {
     CXLEventLog *log;
     CXLEvent *entry;