Attachment #126178 for bug #185272

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	pfacts->IOCStatus = le16_to_cpu(pfacts->IOCStatus);
	pfacts->IOCLogInfo = le32_to_cpu(pfacts->IOCLogInfo);
	pfacts->MaxDevices = le16_to_cpu(pfacts->MaxDevices);
	/*
	* VMware emulation is broken, its PortFact's MaxDevices reports value
	* programmed by IOC Init, so if you program IOC Init to 256 (which is 0,
	* as that field is only 8 bit), it reports back 0 in port facts, instead
	* of 256... And unfortunately using 256 triggers another bug in the
	* code (parallel SCSI can have only 16 devices).
	*/
	if (pfacts->MaxDevices == 0) {
		pfacts->MaxDevices = 16;
	}
	pfacts->PortSCSIID = le16_to_cpu(pfacts->PortSCSIID);
	pfacts->ProtocolFlags = le16_to_cpu(pfacts->ProtocolFlags);
	pfacts->MaxPostedCmdBuffers = le16_to_cpu(pfacts->MaxPostedCmdBuffers);

Return to bug 185272

Lines 2567-2572 Link Here

(-)drivers/message/fusion/mptbase.c.orig (+10 lines)
2567	pfacts->IOCStatus = le16_to_cpu(pfacts->IOCStatus);	2567	pfacts->IOCStatus = le16_to_cpu(pfacts->IOCStatus);
2568	pfacts->IOCLogInfo = le32_to_cpu(pfacts->IOCLogInfo);	2568	pfacts->IOCLogInfo = le32_to_cpu(pfacts->IOCLogInfo);
2569	pfacts->MaxDevices = le16_to_cpu(pfacts->MaxDevices);	2569	pfacts->MaxDevices = le16_to_cpu(pfacts->MaxDevices);
		2570	/*
		2571	* VMware emulation is broken, its PortFact's MaxDevices reports value
		2572	* programmed by IOC Init, so if you program IOC Init to 256 (which is 0,
		2573	* as that field is only 8 bit), it reports back 0 in port facts, instead
		2574	* of 256... And unfortunately using 256 triggers another bug in the
		2575	* code (parallel SCSI can have only 16 devices).
		2576	*/
		2577	if (pfacts->MaxDevices == 0) {
		2578	pfacts->MaxDevices = 16;
		2579	}
2570	pfacts->PortSCSIID = le16_to_cpu(pfacts->PortSCSIID);	2580	pfacts->PortSCSIID = le16_to_cpu(pfacts->PortSCSIID);
2571	pfacts->ProtocolFlags = le16_to_cpu(pfacts->ProtocolFlags);	2581	pfacts->ProtocolFlags = le16_to_cpu(pfacts->ProtocolFlags);
2572	pfacts->MaxPostedCmdBuffers = le16_to_cpu(pfacts->MaxPostedCmdBuffers);	2582	pfacts->MaxPostedCmdBuffers = le16_to_cpu(pfacts->MaxPostedCmdBuffers);