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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>
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@ -477,7 +477,7 @@ static MegasasCmd *megasas_enqueue_frame(MegasasState *s,
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{
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PCIDevice *pcid = PCI_DEVICE(s);
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MegasasCmd *cmd = NULL;
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int frame_size = MFI_FRAME_SIZE * 16;
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int frame_size = MEGASAS_MAX_SGE * sizeof(union mfi_sgl);
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hwaddr frame_size_p = frame_size;
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unsigned long index;
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