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bh=2bveod3zV302dT9+bvUxbCDIqqJYCvUreoQBtxaXQAg=; b=F2MKqI5XYPCodgYWK33GHQhMMIK4Qun5K9LF336kHBO3Ebxx6zvvhNtRYBR7nzNSTXuJtv R16st6UqkL9JrvYwGa6LZkulppz/SUMTXo4fIZ7wMiijbowYCFW+T1VONsSAq6/RhEd3xF cdB5ePcVWJ281qJP3kcpOkmywuYIYFA= X-MC-Unique: 3ARPpw69P0SUXQ5dlSFAQA-1 From: Juan Quintela To: qemu-devel@nongnu.org Cc: Fabiano Rosas , Peter Xu , Juan Quintela , Leonardo Bras , Li Zhijian Subject: [PATCH v3 01/13] migration: Create migrate_rdma() Date: Wed, 11 Oct 2023 22:35:15 +0200 Message-ID: <20231011203527.9061-2-quintela@redhat.com> In-Reply-To: <20231011203527.9061-1-quintela@redhat.com> References: <20231011203527.9061-1-quintela@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.1 on 10.11.54.9 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.129.124; envelope-from=quintela@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1697056601413100005 Content-Type: text/plain; charset="utf-8" Helper to say if we are doing a migration over rdma. Reviewed-by: Peter Xu Signed-off-by: Juan Quintela Reviewed-by: Li Zhijian --- migration/migration.h | 2 ++ migration/options.h | 1 + migration/migration.c | 1 + migration/options.c | 7 +++++++ migration/rdma.c | 4 +++- 5 files changed, 14 insertions(+), 1 deletion(-) diff --git a/migration/migration.h b/migration/migration.h index cd5534337c..96260138d1 100644 --- a/migration/migration.h +++ b/migration/migration.h @@ -469,6 +469,8 @@ struct MigrationState { * switchover has been received. */ bool switchover_acked; + /* Is this a rdma migration */ + bool rdma_migration; }; =20 void migrate_set_state(int *state, int old_state, int new_state); diff --git a/migration/options.h b/migration/options.h index 045e2a41a2..a26fd1680b 100644 --- a/migration/options.h +++ b/migration/options.h @@ -56,6 +56,7 @@ bool migrate_zero_copy_send(void); =20 bool migrate_multifd_flush_after_each_section(void); bool migrate_postcopy(void); +bool migrate_rdma(void); bool migrate_tls(void); =20 /* capabilities helpers */ diff --git a/migration/migration.c b/migration/migration.c index 1c6c81ad49..4213c645c6 100644 --- a/migration/migration.c +++ b/migration/migration.c @@ -1451,6 +1451,7 @@ int migrate_init(MigrationState *s, Error **errp) s->iteration_initial_bytes =3D 0; s->threshold_size =3D 0; s->switchover_acked =3D false; + s->rdma_migration =3D false; /* * set mig_stats compression_counters memory to zero for a * new migration diff --git a/migration/options.c b/migration/options.c index 6bbfd4853d..da379e7f7a 100644 --- a/migration/options.c +++ b/migration/options.c @@ -376,6 +376,13 @@ bool migrate_postcopy(void) return migrate_postcopy_ram() || migrate_dirty_bitmaps(); } =20 +bool migrate_rdma(void) +{ + MigrationState *s =3D migrate_get_current(); + + return s->rdma_migration; +} + bool migrate_tls(void) { MigrationState *s =3D migrate_get_current(); diff --git a/migration/rdma.c b/migration/rdma.c index f6fc226c9b..f155f3e1c8 100644 --- a/migration/rdma.c +++ b/migration/rdma.c @@ -4113,6 +4113,7 @@ static void rdma_accept_incoming_migration(void *opaq= ue) =20 void rdma_start_incoming_migration(const char *host_port, Error **errp) { + MigrationState *s =3D migrate_get_current(); int ret; RDMAContext *rdma; =20 @@ -4144,7 +4145,7 @@ void rdma_start_incoming_migration(const char *host_p= ort, Error **errp) } =20 trace_rdma_start_incoming_migration_after_rdma_listen(); - + s->rdma_migration =3D true; qemu_set_fd_handler(rdma->channel->fd, rdma_accept_incoming_migration, NULL, (void *)(intptr_t)rdma); return; @@ -4220,6 +4221,7 @@ void rdma_start_outgoing_migration(void *opaque, trace_rdma_start_outgoing_migration_after_rdma_connect(); =20 s->to_dst_file =3D rdma_new_output(rdma); + s->rdma_migration =3D true; migrate_fd_connect(s, NULL); return; return_path_err: --=20 2.41.0