Define and export migration_file_set_error to eliminate a dependency on MigrationState.
Signed-off-by: Steve Sistare <steven.sist...@oracle.com> --- hw/vfio/common.c | 9 +-------- hw/vfio/migration.c | 11 +++-------- include/migration/misc.h | 2 ++ migration/migration.c | 11 +++++++++++ 4 files changed, 17 insertions(+), 16 deletions(-) diff --git a/hw/vfio/common.c b/hw/vfio/common.c index de01068..b44204e 100644 --- a/hw/vfio/common.c +++ b/hw/vfio/common.c @@ -39,7 +39,6 @@ #include "sysemu/runstate.h" #include "trace.h" #include "qapi/error.h" -#include "migration/migration.h" #include "migration/misc.h" #include "migration/blocker.h" #include "migration/qemu-file.h" @@ -150,14 +149,8 @@ bool vfio_viommu_preset(VFIODevice *vbasedev) static void vfio_set_migration_error(int err) { - MigrationState *ms = migrate_get_current(); - if (migration_is_setup_or_active()) { - WITH_QEMU_LOCK_GUARD(&ms->qemu_file_lock) { - if (ms->to_dst_file) { - qemu_file_set_error(ms->to_dst_file, err); - } - } + migration_file_set_error(err); } } diff --git a/hw/vfio/migration.c b/hw/vfio/migration.c index 5d4a23c..c5cb61d 100644 --- a/hw/vfio/migration.c +++ b/hw/vfio/migration.c @@ -17,13 +17,12 @@ #include "sysemu/runstate.h" #include "hw/vfio/vfio-common.h" -#include "migration/migration.h" +#include "migration/misc.h" #include "migration/savevm.h" #include "migration/vmstate.h" #include "migration/qemu-file.h" #include "migration/register.h" #include "migration/blocker.h" -#include "migration/misc.h" #include "qapi/error.h" #include "exec/ramlist.h" #include "exec/ram_addr.h" @@ -712,9 +711,7 @@ static void vfio_vmstate_change_prepare(void *opaque, bool running, * Migration should be aborted in this case, but vm_state_notify() * currently does not support reporting failures. */ - if (migrate_get_current()->to_dst_file) { - qemu_file_set_error(migrate_get_current()->to_dst_file, ret); - } + migration_file_set_error(ret); } trace_vfio_vmstate_change_prepare(vbasedev->name, running, @@ -744,9 +741,7 @@ static void vfio_vmstate_change(void *opaque, bool running, RunState state) * Migration should be aborted in this case, but vm_state_notify() * currently does not support reporting failures. */ - if (migrate_get_current()->to_dst_file) { - qemu_file_set_error(migrate_get_current()->to_dst_file, ret); - } + migration_file_set_error(ret); } trace_vfio_vmstate_change(vbasedev->name, running, RunState_str(state), diff --git a/include/migration/misc.h b/include/migration/misc.h index 28cfaed..e521cd5 100644 --- a/include/migration/misc.h +++ b/include/migration/misc.h @@ -109,6 +109,8 @@ bool migration_in_setup(MigrationState *); bool migration_has_finished(MigrationState *); bool migration_has_failed(MigrationState *); bool migration_is_running(void); +void migration_file_set_error(int err); + /* ...and after the device transmission */ /* True if incoming migration entered POSTCOPY_INCOMING_DISCARD */ bool migration_in_incoming_postcopy(void); diff --git a/migration/migration.c b/migration/migration.c index 6b386af..4f65a98 100644 --- a/migration/migration.c +++ b/migration/migration.c @@ -2996,6 +2996,17 @@ static MigThrError postcopy_pause(MigrationState *s) } } +void migration_file_set_error(int err) +{ + MigrationState *s = current_migration; + + WITH_QEMU_LOCK_GUARD(&s->qemu_file_lock) { + if (s->to_dst_file) { + qemu_file_set_error(s->to_dst_file, err); + } + } +} + static MigThrError migration_detect_error(MigrationState *s) { int ret; -- 1.8.3.1