| From 3420a9a7d1765a77f5a03e38c0ec6b4b69419e6a Mon Sep 17 00:00:00 2001 |
| From: Gerd Hoffmann <kraxel@redhat.com> |
| Date: Wed, 7 Aug 2013 09:22:44 +0200 |
| Subject: [PATCH 13/28] pci: add VMSTATE_MSIX |
| |
| RH-Author: Gerd Hoffmann <kraxel@redhat.com> |
| Message-id: <1375867368-18979-2-git-send-email-kraxel@redhat.com> |
| Patchwork-id: 53038 |
| O-Subject: [RHEL-7 qemu-kvm PATCH 1/5] pci: add VMSTATE_MSIX |
| Bugzilla: 838170 |
| RH-Acked-by: Hans de Goede <hdegoede@redhat.com> |
| RH-Acked-by: Laszlo Ersek <lersek@redhat.com> |
| RH-Acked-by: Orit Wasserman <owasserm@redhat.com> |
| |
| Using a trick cut+pasted from vmstate_scsi_device |
| to wind up msix_save and msix_load. |
| |
| Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> |
| Acked-by: Michael S. Tsirkin <mst@redhat.com> |
| (cherry picked from commit 340b50c759d6b4ef33e514c40afcc799c0d7df7a) |
| |
| hw/pci/msix.c | 33 +++++++++++++++++++++++++++++++++ |
| include/hw/pci/msix.h | 11 +++++++++++ |
| 2 files changed, 44 insertions(+) |
| |
| Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com> |
| |
| hw/pci/msix.c | 33 +++++++++++++++++++++++++++++++++ |
| include/hw/pci/msix.h | 11 +++++++++++ |
| 2 files changed, 44 insertions(+), 0 deletions(-) |
| |
| diff --git a/hw/pci/msix.c b/hw/pci/msix.c |
| index e231a0d..6da75ec 100644 |
| |
| |
| @@ -569,3 +569,36 @@ void msix_unset_vector_notifiers(PCIDevice *dev) |
| dev->msix_vector_release_notifier = NULL; |
| dev->msix_vector_poll_notifier = NULL; |
| } |
| + |
| +static void put_msix_state(QEMUFile *f, void *pv, size_t size) |
| +{ |
| + msix_save(pv, f); |
| +} |
| + |
| +static int get_msix_state(QEMUFile *f, void *pv, size_t size) |
| +{ |
| + msix_load(pv, f); |
| + return 0; |
| +} |
| + |
| +static VMStateInfo vmstate_info_msix = { |
| + .name = "msix state", |
| + .get = get_msix_state, |
| + .put = put_msix_state, |
| +}; |
| + |
| +const VMStateDescription vmstate_msix = { |
| + .name = "msix", |
| + .fields = (VMStateField[]) { |
| + { |
| + .name = "msix", |
| + .version_id = 0, |
| + .field_exists = NULL, |
| + .size = 0, /* ouch */ |
| + .info = &vmstate_info_msix, |
| + .flags = VMS_SINGLE, |
| + .offset = 0, |
| + }, |
| + VMSTATE_END_OF_LIST() |
| + } |
| +}; |
| diff --git a/include/hw/pci/msix.h b/include/hw/pci/msix.h |
| index e648410..954d82b 100644 |
| |
| |
| @@ -43,4 +43,15 @@ int msix_set_vector_notifiers(PCIDevice *dev, |
| MSIVectorReleaseNotifier release_notifier, |
| MSIVectorPollNotifier poll_notifier); |
| void msix_unset_vector_notifiers(PCIDevice *dev); |
| + |
| +extern const VMStateDescription vmstate_msix; |
| + |
| +#define VMSTATE_MSIX(_field, _state) { \ |
| + .name = (stringify(_field)), \ |
| + .size = sizeof(PCIDevice), \ |
| + .vmsd = &vmstate_msix, \ |
| + .flags = VMS_STRUCT, \ |
| + .offset = vmstate_offset_value(_state, _field, PCIDevice), \ |
| +} |
| + |
| #endif |
| -- |
| 1.7.1 |
| |