[Top][All Lists]

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [Qemu-devel] [sneak preview] major scsi overhaul

From: Paul Brook
Subject: Re: [Qemu-devel] [sneak preview] major scsi overhaul
Date: Tue, 24 Nov 2009 13:51:03 +0000
User-agent: KMail/1.12.2 (Linux/2.6.30-2-amd64; KDE/4.3.2; x86_64; ; )

On Tuesday 24 November 2009, Gerd Hoffmann wrote:
> On 11/16/09 19:53, Paul Brook wrote:
> > Capping the amount of memory required for a transfer *is* implemented, in
> > both LSI and virtio-blk.  The exception being SCSI passthrough where the
> > kernel API makes it impossible.
> Well.  Figured while doing more testing:  The allowed request size is
> limited by the kernel, so scsi-generic requests larger than (currently)
> 128k fail.
> Now, how to handle *that*?  Is there some way to signal to the guest
> that the request was to big?

Same as real hardware.  Probably also want to populate the Block Limits VPD 
page appropriately


reply via email to

[Prev in Thread] Current Thread [Next in Thread]