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From: Cornelia Huck <cohuck@redhat.com>
To: "Dr. David Alan Gilbert (git)" <dgilbert@redhat.com>
Cc: qemu-devel@nongnu.org, quintela@redhat.com, peterx@redhat.com,
	famz@redhat.com, peter.maydell@linaro.org, rth@twiddle.net
Subject: Re: [Qemu-devel] [PATCH v2 1/6] migration: pre_save return int
Date: Tue, 26 Sep 2017 15:27:46 +0200	[thread overview]
Message-ID: <20170926152746.1bd31900.cohuck@redhat.com> (raw)
In-Reply-To: <20170925112917.21340-2-dgilbert@redhat.com>

On Mon, 25 Sep 2017 12:29:12 +0100
"Dr. David Alan Gilbert (git)" <dgilbert@redhat.com> wrote:

> From: "Dr. David Alan Gilbert" <dgilbert@redhat.com>
> 
> Modify the pre_save method on VMStateDescription to return an int
> rather than void so that it potentially can fail.
> 
> Changed zillions of devices to make them return 0; the only
> case I've made it return non-0 is hw/intc/s390_flic_kvm.c that already
> had an error_report/return case.
> 
> Note: If you add an error exit in your pre_save you must emit
> an error_report to say why.
> 
> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
> ---
>  docs/devel/migration.txt       |  2 +-
>  hw/arm/pxa2xx.c                |  4 +++-
>  hw/arm/strongarm.c             |  4 +++-
>  hw/audio/wm8750.c              |  4 +++-
>  hw/block/fdc.c                 |  4 +++-
>  hw/block/m25p80.c              |  4 +++-
>  hw/block/nand.c                |  4 +++-
>  hw/block/onenand.c             |  4 +++-
>  hw/char/serial.c               |  4 +++-
>  hw/display/qxl.c               |  4 +++-
>  hw/i2c/core.c                  |  4 +++-
>  hw/i386/kvm/clock.c            |  4 +++-
>  hw/ide/core.c                  |  4 +++-
>  hw/ide/pci.c                   |  4 +++-
>  hw/input/ps2.c                 |  8 ++++++--
>  hw/input/tsc210x.c             |  4 +++-
>  hw/intc/apic_common.c          |  4 +++-
>  hw/intc/arm_gic_common.c       |  4 +++-
>  hw/intc/arm_gicv3_common.c     |  4 +++-
>  hw/intc/arm_gicv3_its_common.c |  4 +++-
>  hw/intc/i8259_common.c         |  4 +++-
>  hw/intc/ioapic_common.c        |  4 +++-
>  hw/intc/s390_flic_kvm.c        |  6 ++++--
>  hw/intc/xics.c                 |  8 ++++++--
>  hw/net/e1000.c                 |  4 +++-
>  hw/net/e1000e.c                |  4 +++-
>  hw/net/rtl8139.c               |  4 +++-
>  hw/net/virtio-net.c            | 16 ++++++++++++----
>  hw/net/vmxnet3.c               |  4 +++-
>  hw/pci-host/piix.c             |  4 +++-
>  hw/ppc/ppc.c                   |  4 +++-
>  hw/ppc/spapr_iommu.c           |  4 +++-
>  hw/ppc/spapr_pci.c             |  6 ++++--
>  hw/s390x/css.c                 | 10 +++++++---
>  hw/s390x/virtio-ccw.c          |  4 +++-
>  hw/scsi/lsi53c895a.c           |  4 +++-
>  hw/scsi/vmw_pvscsi.c           |  4 +++-
>  hw/timer/cadence_ttc.c         |  4 +++-
>  hw/timer/hpet.c                |  4 +++-
>  hw/timer/i8254_common.c        |  4 +++-
>  hw/timer/mc146818rtc.c         |  4 +++-
>  hw/timer/pl031.c               |  4 +++-
>  hw/timer/twl92230.c            |  4 +++-
>  hw/usb/dev-smartcard-reader.c  |  4 +++-
>  hw/usb/hcd-ehci.c              |  4 +++-
>  hw/usb/redirect.c              |  4 +++-
>  hw/virtio/vhost-vsock.c        |  4 +++-
>  include/migration/vmstate.h    |  2 +-
>  migration/colo-comm.c          |  4 +++-
>  migration/global_state.c       |  4 +++-
>  migration/savevm.c             |  4 +++-
>  replay/replay-snapshot.c       |  4 +++-
>  slirp/slirp.c                  |  8 ++++++--
>  target/arm/machine.c           |  4 +++-
>  target/i386/machine.c          |  7 +++++--
>  target/ppc/machine.c           |  4 +++-
>  target/s390x/machine.c         |  4 +++-
>  target/sparc/machine.c         |  4 +++-
>  tests/test-vmstate.c           |  4 +++-
>  59 files changed, 199 insertions(+), 70 deletions(-)

Reviewed-by: Cornelia Huck <cohuck@redhat.com>

  parent reply	other threads:[~2017-09-26 13:28 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-09-25 11:29 [Qemu-devel] [PATCH v2 0/6] migration: let pre_save fail Dr. David Alan Gilbert (git)
2017-09-25 11:29 ` [Qemu-devel] [PATCH v2 1/6] migration: pre_save return int Dr. David Alan Gilbert (git)
2017-09-25 13:19   ` Richard Henderson
2017-09-25 13:25     ` Dr. David Alan Gilbert
2017-09-25 13:29       ` Richard Henderson
2017-09-26  2:31   ` Peter Xu
2017-09-26 13:27   ` Cornelia Huck [this message]
2017-09-27  8:57   ` Juan Quintela
2017-09-25 11:29 ` [Qemu-devel] [PATCH v2 2/6] migration: check pre_save return in vmstate_save_state Dr. David Alan Gilbert (git)
2017-09-26  2:36   ` Peter Xu
2017-09-26 13:29   ` Cornelia Huck
2017-09-27  8:58   ` Juan Quintela
2017-09-25 11:29 ` [Qemu-devel] [PATCH v2 3/6] migration: Check field save returns Dr. David Alan Gilbert (git)
2017-09-26  2:42   ` Peter Xu
2017-09-26 13:32   ` Cornelia Huck
2017-09-27  8:59   ` Juan Quintela
2017-09-25 11:29 ` [Qemu-devel] [PATCH v2 4/6] migration: wire vmstate_save_state errors up to vmstate_subsection_save Dr. David Alan Gilbert (git)
2017-09-26  2:45   ` Peter Xu
2017-09-26  9:55     ` Dr. David Alan Gilbert
2017-09-26 13:35   ` Cornelia Huck
2017-09-27  9:00   ` Juan Quintela
2017-09-25 11:29 ` [Qemu-devel] [PATCH v2 5/6] migration: Route errors up through vmstate_save Dr. David Alan Gilbert (git)
2017-09-26  2:56   ` Peter Xu
2017-09-26 13:36   ` Cornelia Huck
2017-09-27  9:00   ` Juan Quintela
2017-09-25 11:29 ` [Qemu-devel] [PATCH v2 6/6] migration: Route more error paths Dr. David Alan Gilbert (git)
2017-09-26  3:06   ` Peter Xu
2017-09-26 10:03     ` Dr. David Alan Gilbert
2017-09-26 13:39   ` Cornelia Huck
2017-09-27  9:07   ` Juan Quintela
2017-09-27 10:51 ` [Qemu-devel] [PATCH v2 0/6] migration: let pre_save fail Dr. David Alan Gilbert

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