diff options
author | Fam Zheng <famz@redhat.com> | 2014-09-10 14:17:51 +0800 |
---|---|---|
committer | Stefan Hajnoczi <stefanha@redhat.com> | 2014-09-22 11:39:51 +0100 |
commit | 52b53c04faab9f7a9879c8dc014930649a3e698d (patch) | |
tree | 4661c592334292bc8dae932239c86da4be58f029 | |
parent | 032f8b8158eaab94573340c883cb6cd03cea1117 (diff) |
block: Always compile virtio-blk dataplane
Dataplane doesn't depend on linux-aio any more, so we don't need the
compiling condition now.
Configure options are kept but just print a message.
Signed-off-by: Fam Zheng <famz@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Message-id: 1410329871-28885-4-git-send-email-famz@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
-rwxr-xr-x | configure | 21 | ||||
-rw-r--r-- | hw/block/Makefile.objs | 2 | ||||
-rw-r--r-- | hw/block/virtio-blk.c | 20 | ||||
-rw-r--r-- | hw/virtio/Makefile.objs | 2 | ||||
-rw-r--r-- | include/hw/virtio/virtio-blk.h | 2 |
5 files changed, 6 insertions, 41 deletions
@@ -327,7 +327,6 @@ glusterfs="" glusterfs_discard="no" glusterfs_zerofill="no" archipelago="" -virtio_blk_data_plane="" gtk="" gtkabi="" vte="" @@ -1093,9 +1092,8 @@ for opt do ;; --enable-archipelago) archipelago="yes" ;; - --disable-virtio-blk-data-plane) virtio_blk_data_plane="no" - ;; - --enable-virtio-blk-data-plane) virtio_blk_data_plane="yes" + --disable-virtio-blk-data-plane|--enable-virtio-blk-data-plane) + echo "$0: $opt is obsolete, virtio-blk data-plane is always on" >&2 ;; --disable-gtk) gtk="no" ;; @@ -2944,16 +2942,6 @@ else fi ########################################## -# adjust virtio-blk-data-plane based on linux-aio - -if test "$virtio_blk_data_plane" = "yes" -a \ - "$linux_aio" != "yes" ; then - error_exit "virtio-blk-data-plane requires Linux AIO, please try --enable-linux-aio" -elif test -z "$virtio_blk_data_plane" ; then - virtio_blk_data_plane=$linux_aio -fi - -########################################## # attr probe if test "$attr" != "no" ; then @@ -4327,7 +4315,6 @@ echo "coroutine backend $coroutine" echo "coroutine pool $coroutine_pool" echo "GlusterFS support $glusterfs" echo "Archipelago support $archipelago" -echo "virtio-blk-data-plane $virtio_blk_data_plane" echo "gcov $gcov_tool" echo "gcov enabled $gcov" echo "TPM support $tpm" @@ -4789,10 +4776,6 @@ if test "$quorum" = "yes" ; then echo "CONFIG_QUORUM=y" >> $config_host_mak fi -if test "$virtio_blk_data_plane" = "yes" ; then - echo 'CONFIG_VIRTIO_BLK_DATA_PLANE=$(CONFIG_VIRTIO)' >> $config_host_mak -fi - if test "$vhdx" = "yes" ; then echo "CONFIG_VHDX=y" >> $config_host_mak fi diff --git a/hw/block/Makefile.objs b/hw/block/Makefile.objs index bf46f03b7e..d4c3ab758d 100644 --- a/hw/block/Makefile.objs +++ b/hw/block/Makefile.objs @@ -12,4 +12,4 @@ common-obj-$(CONFIG_NVME_PCI) += nvme.o obj-$(CONFIG_SH4) += tc58128.o obj-$(CONFIG_VIRTIO) += virtio-blk.o -obj-$(CONFIG_VIRTIO_BLK_DATA_PLANE) += dataplane/ +obj-$(CONFIG_VIRTIO) += dataplane/ diff --git a/hw/block/virtio-blk.c b/hw/block/virtio-blk.c index 38ad38f49f..45e0c8f6e9 100644 --- a/hw/block/virtio-blk.c +++ b/hw/block/virtio-blk.c @@ -18,10 +18,8 @@ #include "hw/block/block.h" #include "sysemu/blockdev.h" #include "hw/virtio/virtio-blk.h" -#ifdef CONFIG_VIRTIO_BLK_DATA_PLANE -# include "dataplane/virtio-blk.h" -# include "migration/migration.h" -#endif +#include "dataplane/virtio-blk.h" +#include "migration/migration.h" #include "block/scsi.h" #ifdef __linux__ # include <scsi/sg.h> @@ -435,7 +433,6 @@ static void virtio_blk_handle_output(VirtIODevice *vdev, VirtQueue *vq) .num_writes = 0, }; -#ifdef CONFIG_VIRTIO_BLK_DATA_PLANE /* Some guests kick before setting VIRTIO_CONFIG_S_DRIVER_OK so start * dataplane here instead of waiting for .set_status(). */ @@ -443,7 +440,6 @@ static void virtio_blk_handle_output(VirtIODevice *vdev, VirtQueue *vq) virtio_blk_data_plane_start(s->dataplane); return; } -#endif while ((req = virtio_blk_get_request(s))) { virtio_blk_handle_request(req, &mrb); @@ -500,11 +496,9 @@ static void virtio_blk_reset(VirtIODevice *vdev) { VirtIOBlock *s = VIRTIO_BLK(vdev); -#ifdef CONFIG_VIRTIO_BLK_DATA_PLANE if (s->dataplane) { virtio_blk_data_plane_stop(s->dataplane); } -#endif /* * This should cancel pending requests, but can't do nicely until there @@ -594,12 +588,10 @@ static void virtio_blk_set_status(VirtIODevice *vdev, uint8_t status) VirtIOBlock *s = VIRTIO_BLK(vdev); uint32_t features; -#ifdef CONFIG_VIRTIO_BLK_DATA_PLANE if (s->dataplane && !(status & (VIRTIO_CONFIG_S_DRIVER | VIRTIO_CONFIG_S_DRIVER_OK))) { virtio_blk_data_plane_stop(s->dataplane); } -#endif if (!(status & VIRTIO_CONFIG_S_DRIVER_OK)) { return; @@ -694,7 +686,6 @@ static const BlockDevOps virtio_block_ops = { .resize_cb = virtio_blk_resize, }; -#ifdef CONFIG_VIRTIO_BLK_DATA_PLANE /* Disable dataplane thread during live migration since it does not * update the dirty memory bitmap yet. */ @@ -725,7 +716,6 @@ static void virtio_blk_migration_state_changed(Notifier *notifier, void *data) } } } -#endif /* CONFIG_VIRTIO_BLK_DATA_PLANE */ static void virtio_blk_device_realize(DeviceState *dev, Error **errp) { @@ -762,7 +752,6 @@ static void virtio_blk_device_realize(DeviceState *dev, Error **errp) s->vq = virtio_add_queue(vdev, 128, virtio_blk_handle_output); s->complete_request = virtio_blk_complete_request; -#ifdef CONFIG_VIRTIO_BLK_DATA_PLANE virtio_blk_data_plane_create(vdev, blk, &s->dataplane, &err); if (err != NULL) { error_propagate(errp, err); @@ -771,7 +760,6 @@ static void virtio_blk_device_realize(DeviceState *dev, Error **errp) } s->migration_state_notifier.notify = virtio_blk_migration_state_changed; add_migration_state_change_notifier(&s->migration_state_notifier); -#endif s->change = qemu_add_vm_change_state_handler(virtio_blk_dma_restart_cb, s); register_savevm(dev, "virtio-blk", virtio_blk_id++, 2, @@ -789,11 +777,9 @@ static void virtio_blk_device_unrealize(DeviceState *dev, Error **errp) VirtIODevice *vdev = VIRTIO_DEVICE(dev); VirtIOBlock *s = VIRTIO_BLK(dev); -#ifdef CONFIG_VIRTIO_BLK_DATA_PLANE remove_migration_state_change_notifier(&s->migration_state_notifier); virtio_blk_data_plane_destroy(s->dataplane); s->dataplane = NULL; -#endif qemu_del_vm_change_state_handler(s->change); unregister_savevm(dev, "virtio-blk", s); blockdev_mark_auto_del(s->bs); @@ -818,9 +804,7 @@ static Property virtio_blk_properties[] = { #ifdef __linux__ DEFINE_PROP_BIT("scsi", VirtIOBlock, blk.scsi, 0, true), #endif -#ifdef CONFIG_VIRTIO_BLK_DATA_PLANE DEFINE_PROP_BIT("x-data-plane", VirtIOBlock, blk.data_plane, 0, false), -#endif DEFINE_PROP_END_OF_LIST(), }; diff --git a/hw/virtio/Makefile.objs b/hw/virtio/Makefile.objs index ec9e855bc1..d21c397756 100644 --- a/hw/virtio/Makefile.objs +++ b/hw/virtio/Makefile.objs @@ -2,7 +2,7 @@ common-obj-y += virtio-rng.o common-obj-$(CONFIG_VIRTIO_PCI) += virtio-pci.o common-obj-y += virtio-bus.o common-obj-y += virtio-mmio.o -common-obj-$(CONFIG_VIRTIO_BLK_DATA_PLANE) += dataplane/ +common-obj-$(CONFIG_VIRTIO) += dataplane/ obj-y += virtio.o virtio-balloon.o obj-$(CONFIG_LINUX) += vhost.o vhost-backend.o vhost-user.o diff --git a/include/hw/virtio/virtio-blk.h b/include/hw/virtio/virtio-blk.h index cf61154658..f3853f2b75 100644 --- a/include/hw/virtio/virtio-blk.h +++ b/include/hw/virtio/virtio-blk.h @@ -132,10 +132,8 @@ typedef struct VirtIOBlock { VMChangeStateEntry *change; /* Function to push to vq and notify guest */ void (*complete_request)(struct VirtIOBlockReq *req, unsigned char status); -#ifdef CONFIG_VIRTIO_BLK_DATA_PLANE Notifier migration_state_notifier; struct VirtIOBlockDataPlane *dataplane; -#endif } VirtIOBlock; typedef struct MultiReqBuffer { |