diff options
| author | Peter Lieven <pl@kamp.de> | 2019-04-04 14:10:15 +0200 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2019-05-15 11:56:53 +0200 |
| commit | 2e56fbc87f6ec3cd56c37b01d313abd502b80d61 (patch) | |
| tree | cdda790fd272bd608cc07869db35432c2bc2405f | |
| parent | d2fa65cd1c17801bde1dbfc9f622ba627ebd0adb (diff) | |
| download | qemu-2e56fbc87f6ec3cd56c37b01d313abd502b80d61.zip | |
megasas: fix mapped frame size
the current value of 1024 bytes (16 * MFI_FRAME_SIZE) we map is not enough to hold
the maximum number of scatter gather elements we advertise. We actually need a
maximum of 2048 bytes. This is 128 max sg elements * 16 bytes (sizeof (union mfi_sgl)).
Cc: qemu-stable@nongnu.org
Signed-off-by: Peter Lieven <pl@kamp.de>
Message-Id: <20190404121015.28634-1-pl@kamp.de>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
| -rw-r--r-- | hw/scsi/megasas.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/hw/scsi/megasas.c b/hw/scsi/megasas.c index a56317e026..5ad762de23 100644 --- a/hw/scsi/megasas.c +++ b/hw/scsi/megasas.c @@ -477,7 +477,7 @@ static MegasasCmd *megasas_enqueue_frame(MegasasState *s, { PCIDevice *pcid = PCI_DEVICE(s); MegasasCmd *cmd = NULL; - int frame_size = MFI_FRAME_SIZE * 16; + int frame_size = MEGASAS_MAX_SGE * sizeof(union mfi_sgl); hwaddr frame_size_p = frame_size; unsigned long index; |