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Tsirkin" , David Hildenbrand , Peter Xu , Fabiano Rosas , Hailiang Zhang , Zhang Chen , Li Zhijian , Jason Wang , Hyman Huang , Song Gao , Alistair Francis , Steve Sistare Subject: [PATCH V2 08/11] migration: migration_file_set_error Date: Mon, 11 Mar 2024 10:48:55 -0700 Message-Id: <1710179338-294359-9-git-send-email-steven.sistare@oracle.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1710179338-294359-1-git-send-email-steven.sistare@oracle.com> References: <1710179338-294359-1-git-send-email-steven.sistare@oracle.com> X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-03-11_10,2024-03-11_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 malwarescore=0 bulkscore=0 adultscore=0 mlxscore=0 phishscore=0 spamscore=0 suspectscore=0 mlxlogscore=999 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2311290000 definitions=main-2403110136 X-Proofpoint-ORIG-GUID: yFvKnZxwAW5ZcnkGPnygLfPQGMKLhloe X-Proofpoint-GUID: yFvKnZxwAW5ZcnkGPnygLfPQGMKLhloe Received-SPF: pass client-ip=205.220.177.32; envelope-from=steven.sistare@oracle.com; helo=mx0b-00069f02.pphosted.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_MED=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Define and export migration_file_set_error to eliminate a dependency on MigrationState. Signed-off-by: Steve Sistare --- 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 db1e627..216f63d 100644 --- a/migration/migration.c +++ b/migration/migration.c @@ -3038,6 +3038,17 @@ 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