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bh=e9MU41DA6JfnvYM4B2zisrscwrZtuuap9bac0VUCHHY=; b=i/E2/cri5Cslmnsf/s9pCgwG5Z+Anvg95qUTout6m8K0pDx15gNo3n51F/PFaqk571hIG/ oIK2cgtDyWYcIjNzmL+DEhVj5C3HsS9T7feXAkMH9zLUaxIN1XJDm8MYAt3toQh4LkHv9l dk/NBJdcisKtxw2ILVboSWw5B9B86GU= X-MC-Unique: fgnqabkjOGWUu0_n7yZQhQ-1 From: Juan Quintela To: qemu-devel@nongnu.org Cc: Li Zhijian , Juan Quintela , Peter Xu , Fabiano Rosas , Leonardo Bras Subject: [PATCH v2 01/10] migration: Create migrate_rdma() Date: Wed, 4 Oct 2023 14:49:04 +0200 Message-ID: <20231004124913.16360-2-quintela@redhat.com> In-Reply-To: <20231004124913.16360-1-quintela@redhat.com> References: <20231004124913.16360-1-quintela@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.1 on 10.11.54.8 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=170.10.133.124; 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_H3=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: 1696424025799100003 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 --- 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 972597f4de..4543e36081 100644 --- a/migration/migration.h +++ b/migration/migration.h @@ -463,6 +463,8 @@ 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 585d3c8f55..1cb8898e6b 100644 --- a/migration/migration.c +++ b/migration/migration.c @@ -1439,6 +1439,7 @@ 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 1d1e1321b0..0107d63b9b 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 cd5e1afe60..6219227915 100644 --- a/migration/rdma.c +++ b/migration/rdma.c @@ -4126,6 +4126,7 @@ void rdma_start_incoming_migration(const char *host_p= ort, Error **errp) int ret; RDMAContext *rdma; Error *local_err =3D NULL; + MigrationState *s =3D migrate_get_current(); =20 trace_rdma_start_incoming_migration(); =20 @@ -4156,7 +4157,7 @@ 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; @@ -4233,6 +4234,7 @@ 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