From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: "David Gibson" <david@gibson.dropbear.id.au>,
"Cédric Le Goater" <clg@kaod.org>
Cc: Alexander Graf <agraf@suse.de>,
qemu-ppc@nongnu.org, qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [RFC PATCH 08/26] ppc/xive: add flags to the XIVE interrupt source
Date: Tue, 25 Jul 2017 15:49:05 +1000 [thread overview]
Message-ID: <1500961745.10674.106.camel@kernel.crashing.org> (raw)
In-Reply-To: <20170725041923.GB8978@umbus.fritz.box>
On Tue, 2017-07-25 at 14:19 +1000, David Gibson wrote:
> > Nevertheless I have added support for the hcall in Linux and QEMU.
> > To use, I think we could create a specific source.
>
> So, IIUC, it's host constraints that would make this one way or the
> other. So what happens when a guest migrates from a host which has it
> one way to one which has it the other way?
It's probably ok to always call the hcall for the awy set -> unset, the
other way around is a problem, but it will end up depending on the kind
of interrupts we pass through.
Ben.
next prev parent reply other threads:[~2017-07-25 6:50 UTC|newest]
Thread overview: 122+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-07-05 17:13 [Qemu-devel] [RFC PATCH 00/26] guest exploitation of the XIVE interrupt controller (POWER9) Cédric Le Goater
2017-07-05 17:13 ` [Qemu-devel] [RFC PATCH 01/26] spapr: introduce the XIVE_EXPLOIT option in CAS Cédric Le Goater
2017-07-05 17:13 ` [Qemu-devel] [RFC PATCH 02/26] spapr: populate device tree depending on XIVE_EXPLOIT option Cédric Le Goater
2017-07-05 17:13 ` [Qemu-devel] [RFC PATCH 03/26] target/ppc/POWER9: add POWERPC_EXCP_POWER9 Cédric Le Goater
2017-07-10 10:26 ` David Gibson
2017-07-10 12:49 ` Cédric Le Goater
2017-07-10 21:00 ` Benjamin Herrenschmidt
2017-07-11 9:01 ` Cédric Le Goater
2017-07-11 13:27 ` David Gibson
2017-07-11 13:52 ` Cédric Le Goater
2017-07-11 21:20 ` Benjamin Herrenschmidt
2017-07-05 17:13 ` [Qemu-devel] [RFC PATCH 04/26] ppc/xive: introduce a skeleton for the XIVE interrupt controller model Cédric Le Goater
2017-07-19 3:08 ` David Gibson
2017-07-19 3:23 ` David Gibson
2017-07-19 3:56 ` Benjamin Herrenschmidt
2017-07-19 4:01 ` David Gibson
2017-07-19 4:18 ` Benjamin Herrenschmidt
2017-07-19 4:25 ` David Gibson
2017-07-19 4:02 ` Benjamin Herrenschmidt
2017-07-21 7:50 ` David Gibson
2017-07-21 8:21 ` Benjamin Herrenschmidt
2017-07-24 3:28 ` David Gibson
2017-07-24 3:53 ` Alexey Kardashevskiy
2017-07-24 5:04 ` Benjamin Herrenschmidt
2017-07-24 5:38 ` David Gibson
2017-07-24 7:20 ` Benjamin Herrenschmidt
2017-07-24 10:03 ` David Gibson
2017-07-25 8:52 ` Cédric Le Goater
2017-07-25 12:39 ` David Gibson
2017-07-25 13:48 ` Cédric Le Goater
2017-07-24 13:00 ` Cédric Le Goater
2017-07-25 1:26 ` [Qemu-devel] [Qemu-ppc] " Alexey Kardashevskiy
2017-07-25 2:17 ` David Gibson
2017-07-05 17:13 ` [Qemu-devel] [RFC PATCH 05/26] ppc/xive: define XIVE internal tables Cédric Le Goater
2017-07-19 3:24 ` David Gibson
2017-07-24 12:52 ` Cédric Le Goater
2017-07-25 2:16 ` David Gibson
2017-07-25 15:54 ` Cédric Le Goater
2017-07-05 17:13 ` [Qemu-devel] [RFC PATCH 06/26] ppc/xive: introduce a XIVE interrupt source model Cédric Le Goater
2017-07-24 4:02 ` David Gibson
2017-07-24 6:00 ` Alexey Kardashevskiy
2017-07-24 15:20 ` Cédric Le Goater
2017-07-25 3:06 ` Alexey Kardashevskiy
2017-07-24 15:13 ` Cédric Le Goater
2017-07-05 17:13 ` [Qemu-devel] [RFC PATCH 07/26] ppc/xive: add MMIO handlers to the XIVE interrupt source Cédric Le Goater
2017-07-24 4:29 ` David Gibson
2017-07-24 8:56 ` Benjamin Herrenschmidt
2017-07-24 15:55 ` Cédric Le Goater
2017-07-25 12:21 ` David Gibson
2017-07-25 15:42 ` Cédric Le Goater
2017-07-24 6:50 ` Alexey Kardashevskiy
2017-07-24 15:39 ` Cédric Le Goater
2017-07-05 17:13 ` [Qemu-devel] [RFC PATCH 08/26] ppc/xive: add flags " Cédric Le Goater
2017-07-24 4:36 ` David Gibson
2017-07-24 7:00 ` Benjamin Herrenschmidt
2017-07-24 9:50 ` David Gibson
2017-07-24 11:07 ` Benjamin Herrenschmidt
2017-07-24 11:47 ` Cédric Le Goater
2017-07-25 4:19 ` David Gibson
2017-07-25 5:49 ` Benjamin Herrenschmidt [this message]
2017-07-25 4:18 ` David Gibson
2017-07-25 5:47 ` Benjamin Herrenschmidt
2017-07-25 8:28 ` Cédric Le Goater
2017-07-25 12:24 ` David Gibson
2017-07-25 8:17 ` Cédric Le Goater
2017-07-05 17:13 ` [Qemu-devel] [RFC PATCH 09/26] ppc/xive: add an overall memory region for the ESBs Cédric Le Goater
2017-07-24 4:49 ` David Gibson
2017-07-24 6:09 ` Benjamin Herrenschmidt
2017-07-24 6:39 ` David Gibson
2017-07-24 13:27 ` Cédric Le Goater
2017-07-25 2:19 ` David Gibson
2017-07-24 13:25 ` Cédric Le Goater
2017-07-25 2:19 ` David Gibson
2017-07-25 9:50 ` Cédric Le Goater
2017-07-05 17:13 ` [Qemu-devel] [RFC PATCH 10/26] ppc/xive: record interrupt source MMIO address for hcalls Cédric Le Goater
2017-07-24 5:11 ` David Gibson
2017-07-24 13:45 ` Cédric Le Goater
2017-07-05 17:13 ` [Qemu-devel] [RFC PATCH 11/26] ppc/xics: introduce a print_info() handler to the ICS and ICP objects Cédric Le Goater
2017-07-24 5:13 ` David Gibson
2017-07-24 13:58 ` Cédric Le Goater
2017-07-25 13:26 ` David Gibson
2017-07-05 17:13 ` [Qemu-devel] [RFC PATCH 12/26] ppc/xive: add a print_info() handler for the interrupt source Cédric Le Goater
2017-07-05 17:13 ` [Qemu-devel] [RFC PATCH 13/26] ppc/xive: introduce a XIVE interrupt presenter model Cédric Le Goater
2017-07-24 6:05 ` David Gibson
2017-07-24 14:02 ` Cédric Le Goater
2017-07-05 17:13 ` [Qemu-devel] [RFC PATCH 14/26] ppc/xive: add MMIO handlers to the " Cédric Le Goater
2017-07-24 6:35 ` David Gibson
2017-07-24 14:44 ` Cédric Le Goater
2017-07-25 4:20 ` David Gibson
2017-07-25 9:08 ` Cédric Le Goater
2017-07-25 13:21 ` David Gibson
2017-07-25 15:01 ` Cédric Le Goater
2017-07-26 2:02 ` David Gibson
2017-07-05 17:13 ` [Qemu-devel] [RFC PATCH 15/26] ppc/xive: push EQ data in OS event queues Cédric Le Goater
2017-07-05 17:13 ` [Qemu-devel] [RFC PATCH 16/26] ppc/xive: notify CPU when interrupt priority is more privileged Cédric Le Goater
2017-09-09 7:39 ` Benjamin Herrenschmidt
2017-09-09 8:08 ` Cédric Le Goater
2017-09-09 8:40 ` Benjamin Herrenschmidt
2017-09-09 8:24 ` Cédric Le Goater
2017-07-05 17:13 ` [Qemu-devel] [RFC PATCH 17/26] ppc/xive: add hcalls support Cédric Le Goater
2017-07-24 9:39 ` [Qemu-devel] [Qemu-ppc] " Alexey Kardashevskiy
2017-07-24 14:55 ` Cédric Le Goater
2017-07-25 2:09 ` Alexey Kardashevskiy
2017-07-05 17:13 ` [Qemu-devel] [RFC PATCH 18/26] ppc/xive: add device tree support Cédric Le Goater
2017-07-05 17:13 ` [Qemu-devel] [RFC PATCH 19/26] ppc/xive: introduce a helper to map the XIVE memory regions Cédric Le Goater
2017-07-25 2:54 ` [Qemu-devel] [Qemu-ppc] " Alexey Kardashevskiy
2017-07-25 9:18 ` Cédric Le Goater
2017-07-25 14:16 ` Alexey Kardashevskiy
2017-07-05 17:13 ` [Qemu-devel] [RFC PATCH 20/26] ppc/xive: introduce a helper to create XIVE interrupt source objects Cédric Le Goater
2017-07-05 17:13 ` [Qemu-devel] [RFC PATCH 21/26] ppc/xive: introduce routines to allocate IRQ numbers Cédric Le Goater
2017-07-05 17:13 ` [Qemu-devel] [RFC PATCH 22/26] ppc/xive: create an XIVE interrupt source to handle IPIs Cédric Le Goater
2017-07-05 17:13 ` [Qemu-devel] [RFC PATCH 23/26] spapr: add a XIVE object to the sPAPR machine Cédric Le Goater
2017-07-05 17:13 ` [Qemu-devel] [RFC PATCH 24/26] spapr: include the XIVE interrupt source for IPIs Cédric Le Goater
2017-07-05 17:13 ` [Qemu-devel] [RFC PATCH 25/26] spapr: print the XIVE interrupt source for IPIs in the monitor Cédric Le Goater
2017-07-05 17:13 ` [Qemu-devel] [RFC PATCH 26/26] spapr: force XIVE exploitation mode for POWER9 (HACK) Cédric Le Goater
2017-07-25 2:43 ` [Qemu-devel] [Qemu-ppc] " Alexey Kardashevskiy
2017-07-25 9:20 ` Cédric Le Goater
2017-07-10 10:24 ` [Qemu-devel] [RFC PATCH 00/26] guest exploitation of the XIVE interrupt controller (POWER9) David Gibson
2017-07-10 12:36 ` Cédric Le Goater
2017-07-19 3:00 ` David Gibson
2017-07-19 3:55 ` Benjamin Herrenschmidt
2017-07-24 7:28 ` Cédric Le Goater
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1500961745.10674.106.camel@kernel.crashing.org \
--to=benh@kernel.crashing.org \
--cc=agraf@suse.de \
--cc=clg@kaod.org \
--cc=david@gibson.dropbear.id.au \
--cc=qemu-devel@nongnu.org \
--cc=qemu-ppc@nongnu.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.