From: Greg Kurz <groug@kaod.org>
To: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Cc: David Gibson <david@gibson.dropbear.id.au>,
qemu-ppc@nongnu.org, qemu-devel@nongnu.org,
Markus Armbruster <armbru@redhat.com>
Subject: Re: [SPAM] Re: [PATCH 05/15] spapr: Get rid of cas_check_pvr() error reporting
Date: Tue, 15 Sep 2020 13:00:33 +0200 [thread overview]
Message-ID: <20200915130033.0b5f5abd@bahia.lan> (raw)
In-Reply-To: <1255830e-1be0-86d3-f830-a48bb9bd87b2@virtuozzo.com>
On Tue, 15 Sep 2020 13:03:13 +0300
Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> wrote:
> 14.09.2020 15:34, Greg Kurz wrote:
> > The cas_check_pvr() function has two purposes:
> > - finding the "best" logical PVR, ie. the most recent one supported by
> > the guest for this CPU type
> > - checking if the guest supports the real PVR of this CPU type, which
> > is just an optional extra information to workaround the lack of
> > support for "compat" mode in PR KVM
> >
> > This logic doesn't need error reporting, really. If we don't find a
> > suitable logical PVR, we return the special value 0 which is definitely
> > not a valid PVR. Let the caller decide on whether it should error out
> > or not.
>
> maybe then rename it s/cas_check_pvr/cas_find_compat_pvr/ or something like this?
>
Ah yes, since this function doesn't do an actual check anymore, it may
be worth changing its name.
> >
> > This doesn't change the behavior.
> >
> > Signed-off-by: Greg Kurz <groug@kaod.org>
>
> Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
>
>
>
next prev parent reply other threads:[~2020-09-15 11:09 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-14 12:34 [PATCH 00/15] spapr: Error handling fixes and cleanups (round 2) Greg Kurz
2020-09-14 12:34 ` [PATCH 01/15] spapr: Fix error leak in spapr_realize_vcpu() Greg Kurz
2020-09-15 9:08 ` Vladimir Sementsov-Ogievskiy
2020-09-15 13:00 ` Philippe Mathieu-Daudé
2020-09-14 12:34 ` [PATCH 02/15] ppc: Add a return value to ppc_set_compat() and ppc_set_compat_all() Greg Kurz
2020-09-15 9:18 ` Vladimir Sementsov-Ogievskiy
2020-09-15 9:34 ` Greg Kurz
2020-09-14 12:34 ` [PATCH 03/15] ppc: Fix return value in cpu_post_load() error path Greg Kurz
2020-09-15 9:50 ` Vladimir Sementsov-Ogievskiy
2020-09-15 13:01 ` Philippe Mathieu-Daudé
2020-09-14 12:34 ` [PATCH 04/15] spapr: Simplify error handling in callers of ppc_set_compat() Greg Kurz
2020-09-15 9:51 ` Vladimir Sementsov-Ogievskiy
2020-09-15 13:02 ` Philippe Mathieu-Daudé
2020-09-14 12:34 ` [PATCH 05/15] spapr: Get rid of cas_check_pvr() error reporting Greg Kurz
2020-09-15 10:03 ` Vladimir Sementsov-Ogievskiy
2020-09-15 11:00 ` Greg Kurz [this message]
2020-09-14 12:34 ` [PATCH 06/15] spapr: Simplify error handling in do_client_architecture_support() Greg Kurz
2020-09-15 10:05 ` Vladimir Sementsov-Ogievskiy
2020-09-15 13:03 ` Philippe Mathieu-Daudé
2020-09-14 12:34 ` [PATCH 07/15] spapr: Simplify error handling in spapr_vio_busdev_realize() Greg Kurz
2020-09-15 10:15 ` Vladimir Sementsov-Ogievskiy
2020-09-14 12:34 ` [PATCH 08/15] spapr: Add a return value to spapr_drc_attach() Greg Kurz
2020-09-15 10:23 ` Vladimir Sementsov-Ogievskiy
2020-09-15 13:05 ` Philippe Mathieu-Daudé
2020-09-14 12:34 ` [PATCH 09/15] spapr: Simplify error handling in prop_get_fdt() Greg Kurz
2020-09-15 10:26 ` Vladimir Sementsov-Ogievskiy
2020-09-14 12:35 ` [PATCH 10/15] spapr: Add a return value to spapr_set_vcpu_id() Greg Kurz
2020-09-15 10:32 ` Vladimir Sementsov-Ogievskiy
2020-09-15 13:08 ` Philippe Mathieu-Daudé
2020-09-15 13:53 ` Greg Kurz
2020-09-17 1:06 ` David Gibson
2020-09-14 12:35 ` [PATCH 11/15] spapr: Simplify error handling in spapr_cpu_core_realize() Greg Kurz
2020-09-15 10:38 ` Vladimir Sementsov-Ogievskiy
2020-09-15 13:08 ` Philippe Mathieu-Daudé
2020-09-14 12:35 ` [PATCH 12/15] spapr: Add a return value to spapr_nvdimm_validate() Greg Kurz
2020-09-15 10:49 ` Vladimir Sementsov-Ogievskiy
2020-09-15 13:09 ` Philippe Mathieu-Daudé
2020-09-14 12:35 ` [PATCH 13/15] spapr: Add a return value to spapr_check_pagesize() Greg Kurz
2020-09-15 10:52 ` Vladimir Sementsov-Ogievskiy
2020-09-15 13:10 ` Philippe Mathieu-Daudé
2020-09-14 12:35 ` [PATCH 14/15] spapr: Simplify error handling in spapr_memory_plug() Greg Kurz
2020-09-15 10:58 ` Vladimir Sementsov-Ogievskiy
2020-09-15 11:43 ` [SPAM] " Greg Kurz
2020-09-15 11:53 ` Vladimir Sementsov-Ogievskiy
2020-09-15 12:04 ` Greg Kurz
2020-09-15 13:43 ` Greg Kurz
2020-09-17 1:15 ` [SPAM] " David Gibson
2020-09-17 7:38 ` Markus Armbruster
2020-09-17 10:04 ` Greg Kurz
2020-09-17 12:04 ` Markus Armbruster
2020-09-17 12:18 ` Daniel P. Berrangé
2020-09-17 12:40 ` Greg Kurz
2020-09-17 13:17 ` Markus Armbruster
2020-09-14 12:35 ` [PATCH 15/15] spapr: Simplify error handling in spapr_memory_unplug_request() Greg Kurz
2020-09-16 2:49 ` [PATCH 00/15] spapr: Error handling fixes and cleanups (round 2) David Gibson
2020-09-17 1:08 ` David Gibson
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