> -----Original Message----- > From: Christoph Hellwig [mailto:hch@xxxxxxxxxxxxx] > Sent: Friday, July 01, 2011 4:17 AM > To: KY Srinivasan > Cc: Christoph Hellwig; gregkh@xxxxxxx; linux-kernel@xxxxxxxxxxxxxxx; > devel@xxxxxxxxxxxxxxxxxxxxxx; virtualization@xxxxxxxxxxxxxx; Haiyang Zhang; > Abhishek Kane (Mindtree Consulting PVT LTD); Hank Janssen > Subject: Re: [PATCH 24/40] Staging: hv: storvsc: On I/O get the correct IDE device > > On Thu, Jun 30, 2011 at 09:15:54PM +0000, KY Srinivasan wrote: > > That is what I did initially. Then looking at the way we were handling scsi > devices > > where each scsi controller configured for the guest results in an emulated HBA > > (scsi host) in the guest and all the block devices under a given controller are > > handled through this one host, I decided to mimic a similar structure - one > > scsi host for all the block devices configured as an IDE device. > > > > I can go back to my earlier implementation with one host per disk. > > Was there any downside you noticed from using one host per emulated > disk? Nothing I could see from whatever testing I did. However, the guest will have Scsi hosts that the user did not configure. This is certainly the case in both approaches - just the numbers are different! K. Y _______________________________________________ Virtualization mailing list Virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linux-foundation.org/mailman/listinfo/virtualization
