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bh=qpnFJrKmjfx8jC3liGyK8aQBDBkIsy6KWZI/dHoaB18=; b=Ea6fqtn1oM6KQwzZRtMEqV9Dx1O41cYgBywOzghShy7T0s8Hzz/wyaS+pXOgGaj//y41yG qacX7gxyBpSB6jGd4XL9qcv1pWx96S5p1WFBXhCuurANF/YYPJDMFCldqydhb2ExZgGIUL bhqNn9nHYi3d8rrk3xJNehYghxUh7cE= X-MC-Unique: Y1Ghtud-O621OgYoYU8CuA-1 From: =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= To: qemu-devel@nongnu.org Subject: [PATCH 11/33] migration: push Error **errp into ram_postcopy_incoming_init() Date: Thu, 4 Feb 2021 17:18:45 +0000 Message-Id: <20210204171907.901471-12-berrange@redhat.com> In-Reply-To: <20210204171907.901471-1-berrange@redhat.com> References: <20210204171907.901471-1-berrange@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=berrange@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable 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=216.205.24.124; envelope-from=berrange@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.351, 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_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: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Juan Quintela , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , "Dr. David Alan Gilbert" , Hailiang Zhang Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) This is an incremental step in converting vmstate loading code to report via Error objects instead of printing directly to the console/monitor. Signed-off-by: Daniel P. Berrang=C3=A9 --- migration/postcopy-ram.c | 8 ++++++-- migration/postcopy-ram.h | 2 +- migration/ram.c | 6 +++--- migration/ram.h | 2 +- migration/savevm.c | 3 +-- 5 files changed, 12 insertions(+), 9 deletions(-) diff --git a/migration/postcopy-ram.c b/migration/postcopy-ram.c index ab482adef1..54b748757a 100644 --- a/migration/postcopy-ram.c +++ b/migration/postcopy-ram.c @@ -446,6 +446,7 @@ out: */ static int init_range(RAMBlock *rb, void *opaque) { + Error **errp =3D opaque; const char *block_name =3D qemu_ram_get_idstr(rb); void *host_addr =3D qemu_ram_get_host_addr(rb); ram_addr_t offset =3D qemu_ram_get_offset(rb); @@ -459,6 +460,8 @@ static int init_range(RAMBlock *rb, void *opaque) * (Precopy will just overwrite this data, so doesn't need the discard) */ if (ram_discard_range(block_name, 0, length)) { + error_setg(errp, "failed to discard RAM block %s len=3D%zu", + block_name, length); return -1; } =20 @@ -507,9 +510,10 @@ static int cleanup_range(RAMBlock *rb, void *opaque) * postcopy later; must be called prior to any precopy. * called from arch_init's similarly named ram_postcopy_incoming_init */ -int postcopy_ram_incoming_init(MigrationIncomingState *mis) +int postcopy_ram_incoming_init(MigrationIncomingState *mis, + Error **errp) { - if (foreach_not_ignored_block(init_range, NULL)) { + if (foreach_not_ignored_block(init_range, errp)) { return -1; } =20 diff --git a/migration/postcopy-ram.h b/migration/postcopy-ram.h index 6d2b3cf124..7458ac1199 100644 --- a/migration/postcopy-ram.h +++ b/migration/postcopy-ram.h @@ -27,7 +27,7 @@ int postcopy_ram_incoming_setup(MigrationIncomingState *m= is); * postcopy later; must be called prior to any precopy. * called from ram.c's similarly named ram_postcopy_incoming_init */ -int postcopy_ram_incoming_init(MigrationIncomingState *mis); +int postcopy_ram_incoming_init(MigrationIncomingState *mis, Error **errp); =20 /* * At the end of a migration where postcopy_ram_incoming_init was called. diff --git a/migration/ram.c b/migration/ram.c index 7811cde643..f6180e8f4f 100644 --- a/migration/ram.c +++ b/migration/ram.c @@ -3156,7 +3156,7 @@ static int ram_load_cleanup(void *opaque) /** * ram_postcopy_incoming_init: allocate postcopy data structures * - * Returns 0 for success and negative if there was one error + * Returns 0 for success and -1 if there was one error * * @mis: current migration incoming state * @@ -3164,9 +3164,9 @@ static int ram_load_cleanup(void *opaque) * postcopy-ram. postcopy-ram's similarly names * postcopy_ram_incoming_init does the work. */ -int ram_postcopy_incoming_init(MigrationIncomingState *mis) +int ram_postcopy_incoming_init(MigrationIncomingState *mis, Error **errp) { - return postcopy_ram_incoming_init(mis); + return postcopy_ram_incoming_init(mis, errp); } =20 /** diff --git a/migration/ram.h b/migration/ram.h index 011e85414e..1cea36ba51 100644 --- a/migration/ram.h +++ b/migration/ram.h @@ -61,7 +61,7 @@ void ram_postcopy_migrated_memory_release(MigrationState = *ms); int ram_postcopy_send_discard_bitmap(MigrationState *ms); /* For incoming postcopy discard */ int ram_discard_range(const char *block_name, uint64_t start, size_t lengt= h); -int ram_postcopy_incoming_init(MigrationIncomingState *mis); +int ram_postcopy_incoming_init(MigrationIncomingState *mis, Error **errp); =20 void ram_handle_compressed(void *host, uint8_t ch, uint64_t size); =20 diff --git a/migration/savevm.c b/migration/savevm.c index b0eb250d1c..c505526406 100644 --- a/migration/savevm.c +++ b/migration/savevm.c @@ -1722,8 +1722,7 @@ static int loadvm_postcopy_handle_advise(MigrationInc= omingState *mis, return -1; } =20 - if (ram_postcopy_incoming_init(mis)) { - error_setg(errp, "Postcopy RAM incoming init failed"); + if (ram_postcopy_incoming_init(mis, errp)) { return -1; } =20 --=20 2.29.2