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Re: [Qemu-devel] [PATCH] doc/pcie: correct command line examples


From: Andrew Jones
Subject: Re: [Qemu-devel] [PATCH] doc/pcie: correct command line examples
Date: Wed, 28 Dec 2016 16:21:50 +0100
User-agent: Mutt/1.6.0.1 (2016-04-01)

On Wed, Dec 28, 2016 at 03:24:30PM +0200, Marcel Apfelbaum wrote:
> On 12/27/2016 09:40 AM, Cao jin wrote:
> > Nit picking: Multi-function PCI Express Root Ports should mean that
> > 'addr' property is mandatory, and slot is optional because it is default
> > to 0, and 'chassis' is mandatory for 2nd & 3rd root port because it is
> > default to 0 too.
> > 
> > Bonus: fix a typo(2->3)
> > Signed-off-by: Cao jin <address@hidden>
> > ---
> >  docs/pcie.txt | 12 ++++++------
> >  1 file changed, 6 insertions(+), 6 deletions(-)
> > 
> > diff --git a/docs/pcie.txt b/docs/pcie.txt
> > index 9fb20aaed9f4..54f05eaa71dc 100644
> > --- a/docs/pcie.txt
> > +++ b/docs/pcie.txt
> > @@ -110,18 +110,18 @@ Plug only PCI Express devices into PCI Express Ports.
> >            -device 
> > ioh3420,id=root_port1,chassis=x,slot=y[,bus=pcie.0][,addr=z]  \
> >            -device <dev>,bus=root_port1
> >  2.2.2 Using multi-function PCI Express Root Ports:
> > -      -device 
> > ioh3420,id=root_port1,multifunction=on,chassis=x,slot=y[,bus=pcie.0][,addr=z.0]
> >  \
> > -      -device 
> > ioh3420,id=root_port2,chassis=x1,slot=y1[,bus=pcie.0][,addr=z.1] \
> > -      -device 
> > ioh3420,id=root_port3,chassis=x2,slot=y2[,bus=pcie.0][,addr=z.2] \
> > -2.2.2 Plugging a PCI Express device into a Switch:
> > +      -device 
> > ioh3420,id=root_port1,multifunction=on,chassis=x,addr=z.0[,slot=y][,bus=pcie.0]
> >  \
> > +      -device 
> > ioh3420,id=root_port2,chassis=x1,addr=z.1[,slot=y1][,bus=pcie.0] \
> > +      -device 
> > ioh3420,id=root_port3,chassis=x2,addr=z.2[,slot=y2][,bus=pcie.0] \
> > +2.2.3 Plugging a PCI Express device into a Switch:
> >        -device ioh3420,id=root_port1,chassis=x,slot=y[,bus=pcie.0][,addr=z] 
> >  \
> >        -device x3130-upstream,id=upstream_port1,bus=root_port1[,addr=x]     
> >      \
> >        -device 
> > xio3130-downstream,id=downstream_port1,bus=upstream_port1,chassis=x1,slot=y1[,addr=z1]]
> >  \
> >        -device <dev>,bus=downstream_port1
> > 
> >  Notes:
> > -  - (slot, chassis) pair is mandatory and must be
> > -     unique for each PCI Express Root Port.
> > +  - (slot, chassis) pair is mandatory and must be unique for each
> > +    PCI Express Root Port. slot is default to 0 when doesn't specify it.

Please rewrite last sentence as

 slot defaults to 0 when not specified.

> >    - 'addr' parameter can be 0 for all the examples above.
> > 
> > 
> > 
> 
> Reviewed-by: Marcel Apfelbaum <address@hidden>
> 
> Thanks,
> Marcel
> 

Thanks,
drew



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