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From: "Cédric Le Goater" <clg@fr.ibm.com>
To: Ram Pai <linuxram@us.ibm.com>, Greg Kurz <groug@kaod.org>
Cc: aik@ozlabs.ru, andmike@linux.ibm.com, kvm-ppc@vger.kernel.org,
	sukadev@linux.vnet.ibm.com, linuxppc-dev@lists.ozlabs.org,
	bauerman@linux.ibm.com,
	David Gibson <david@gibson.dropbear.id.au>
Subject: RE: [RFC PATCH v1] powerpc/prom_init: disable XIVE in Secure VM.
Date: Wed, 4 Mar 2020 16:56:09 +0100	[thread overview]
Message-ID: <08269906-db11-b80c-0e67-777ab0aaa9bd@fr.ibm.com> (raw)
In-Reply-To: <20200304153727.GH5416@oc0525413822.ibm.com>

[ ... ]

> (1) applied the patch which shares the EQ-page with the hypervisor.
> (2) set "kernel_irqchip=off"
> (3) set "ic-mode=xive"

you don't have to set the interrupt mode. xive should be negotiated
by default.

> (4) set "svm=on" on the kernel command line.
> (5) no changes to the hypervisor and ultravisor.
> 
> And Boom it works!.   So you were right.

Excellent.
 
> I am sending out the patch for (1) above ASAP.

Next step, could you please try to do the same with the TIMA and ESB pfn ?
and use KVM. 

Thanks,

C. 


  reply	other threads:[~2020-03-04 15:58 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-02-29  7:54 [RFC PATCH v1] powerpc/prom_init: disable XIVE in Secure VM Ram Pai
2020-02-29  8:27 ` Cédric Le Goater
2020-02-29 22:51   ` Ram Pai
2020-03-02  7:34     ` Cédric Le Goater
2020-03-02 20:54 ` Greg Kurz
2020-03-02 23:32 ` David Gibson
2020-03-03  6:50   ` Cédric Le Goater
2020-03-03 17:02     ` Ram Pai
2020-03-03 17:45       ` Greg Kurz
2020-03-03 18:56         ` Ram Pai
2020-03-04 10:59           ` Greg Kurz
2020-03-04 15:13             ` Ram Pai
2020-03-04 15:37             ` Ram Pai
2020-03-04 15:56               ` Cédric Le Goater [this message]
2020-03-04 23:55                 ` David Gibson
2020-03-05  7:15                   ` Cédric Le Goater
2020-03-05 15:15                   ` Ram Pai
2020-03-05 15:36                     ` Cédric Le Goater
2020-03-03 19:18         ` [EXTERNAL] " Cédric Le Goater
2020-03-04  8:34           ` Greg Kurz
2020-03-03 19:08       ` Cédric Le Goater
2020-03-03 20:29         ` Ram Pai
2020-03-05 11:41           ` Cédric Le Goater

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