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bh=G7sjiRUck/APKgGPN80Tk8I5+WCVB283vyM66P1Q8zk=; b=icd0N5uFWt1NzHAoLUVD9CpWAuPoUCEBxp84QS25WgshMmCQqorUbaxalD6XBQFs7npMXK EBPA96d2HEZPek/DlVmKBo9yH70jiGhttVvWDAbmI2e3WEne0+7x77npJAyc3n0hPVXp/A RNfU9WncA3ckM4h0Ykb6xCIQEi9C06k= X-MC-Unique: ySKtju1_Ms6mLHMVqy7PkA-1 From: Juan Quintela To: qemu-devel@nongnu.org Cc: Juan Quintela , "Dr. David Alan Gilbert" Subject: [PATCH 1/3] migration: Merge ram_counters and ram_atomic_counters Date: Wed, 1 Mar 2023 13:40:24 +0100 Message-Id: <20230301124026.2930-2-quintela@redhat.com> In-Reply-To: <20230301124026.2930-1-quintela@redhat.com> References: <20230301124026.2930-1-quintela@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.1 on 10.11.54.1 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_H2=-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: 1677674497273100001 Content-Type: text/plain; charset="utf-8" Using MgrationStats as type for ram_counters mean that we didn't have to re-declare each value in another struct. The need of atomic counters have make us to create MigrationAtomicStats for this atomic counters. Create RAMStats type which is a merge of MigrationStats and MigrationAtomicStats removing unused members. Signed-off-by: Juan Quintela --- migration/ram.h | 26 ++++++++++++++------------ migration/migration.c | 8 ++++---- migration/multifd.c | 4 ++-- migration/ram.c | 39 ++++++++++++++++----------------------- 4 files changed, 36 insertions(+), 41 deletions(-) diff --git a/migration/ram.h b/migration/ram.h index 81cbb0947c..ca9adcb2ad 100644 --- a/migration/ram.h +++ b/migration/ram.h @@ -35,25 +35,27 @@ #include "qemu/stats64.h" =20 /* - * These are the migration statistic counters that need to be updated using - * atomic ops (can be accessed by more than one thread). Here since we - * cannot modify MigrationStats directly to use Stat64 as it was defined in - * the QAPI scheme, we define an internal structure to hold them, and we - * propagate the real values when QMP queries happen. - * - * IOW, the corresponding fields within ram_counters on these specific - * fields will be always zero and not being used at all; they're just - * placeholders to make it QAPI-compatible. + * These are the ram migration statistic counters. It is lousely + * based on MigrationStats. We change to Stat64 any counter that need + * to be updated using atomic ops (can be accessed by more than one + * thread). */ typedef struct { Stat64 transferred; Stat64 duplicate; Stat64 normal; Stat64 postcopy_bytes; -} MigrationAtomicStats; + int64_t remaining; + int64_t dirty_pages_rate; + int64_t dirty_sync_count; + int64_t postcopy_requests; + uint64_t multifd_bytes; + uint64_t precopy_bytes; + uint64_t downtime_bytes; + uint64_t dirty_sync_missed_zero_copy; +} RAMStats; =20 -extern MigrationAtomicStats ram_atomic_counters; -extern MigrationStats ram_counters; +extern RAMStats ram_counters; extern XBZRLECacheStats xbzrle_counters; extern CompressionStats compression_counters; =20 diff --git a/migration/migration.c b/migration/migration.c index ae2025d9d8..923f4762f4 100644 --- a/migration/migration.c +++ b/migration/migration.c @@ -1140,12 +1140,12 @@ static void populate_ram_info(MigrationInfo *info, = MigrationState *s) size_t page_size =3D qemu_target_page_size(); =20 info->ram =3D g_malloc0(sizeof(*info->ram)); - info->ram->transferred =3D stat64_get(&ram_atomic_counters.transferred= ); + info->ram->transferred =3D stat64_get(&ram_counters.transferred); info->ram->total =3D ram_bytes_total(); - info->ram->duplicate =3D stat64_get(&ram_atomic_counters.duplicate); + info->ram->duplicate =3D stat64_get(&ram_counters.duplicate); /* legacy value. It is not used anymore */ info->ram->skipped =3D 0; - info->ram->normal =3D stat64_get(&ram_atomic_counters.normal); + info->ram->normal =3D stat64_get(&ram_counters.normal); info->ram->normal_bytes =3D info->ram->normal * page_size; info->ram->mbps =3D s->mbps; info->ram->dirty_sync_count =3D ram_counters.dirty_sync_count; @@ -1157,7 +1157,7 @@ static void populate_ram_info(MigrationInfo *info, Mi= grationState *s) info->ram->pages_per_second =3D s->pages_per_second; info->ram->precopy_bytes =3D ram_counters.precopy_bytes; info->ram->downtime_bytes =3D ram_counters.downtime_bytes; - info->ram->postcopy_bytes =3D stat64_get(&ram_atomic_counters.postcopy= _bytes); + info->ram->postcopy_bytes =3D stat64_get(&ram_counters.postcopy_bytes); =20 if (migrate_use_xbzrle()) { info->xbzrle_cache =3D g_malloc0(sizeof(*info->xbzrle_cache)); diff --git a/migration/multifd.c b/migration/multifd.c index 5e85c3ea9b..7cb2326d03 100644 --- a/migration/multifd.c +++ b/migration/multifd.c @@ -433,7 +433,7 @@ static int multifd_send_pages(QEMUFile *f) transferred =3D ((uint64_t) pages->num) * p->page_size + p->packet_len; qemu_file_acct_rate_limit(f, transferred); ram_counters.multifd_bytes +=3D transferred; - stat64_add(&ram_atomic_counters.transferred, transferred); + stat64_add(&ram_counters.transferred, transferred); qemu_mutex_unlock(&p->mutex); qemu_sem_post(&p->sem); =20 @@ -628,7 +628,7 @@ int multifd_send_sync_main(QEMUFile *f) p->pending_job++; qemu_file_acct_rate_limit(f, p->packet_len); ram_counters.multifd_bytes +=3D p->packet_len; - stat64_add(&ram_atomic_counters.transferred, p->packet_len); + stat64_add(&ram_counters.transferred, p->packet_len); qemu_mutex_unlock(&p->mutex); qemu_sem_post(&p->sem); } diff --git a/migration/ram.c b/migration/ram.c index 96e8a19a58..9c2151307d 100644 --- a/migration/ram.c +++ b/migration/ram.c @@ -458,25 +458,18 @@ uint64_t ram_bytes_remaining(void) 0; } =20 -/* - * NOTE: not all stats in ram_counters are used in reality. See comments - * for struct MigrationAtomicStats. The ultimate result of ram migration - * counters will be a merged version with both ram_counters and the atomic - * fields in ram_atomic_counters. - */ -MigrationStats ram_counters; -MigrationAtomicStats ram_atomic_counters; +RAMStats ram_counters; =20 void ram_transferred_add(uint64_t bytes) { if (runstate_is_running()) { ram_counters.precopy_bytes +=3D bytes; } else if (migration_in_postcopy()) { - stat64_add(&ram_atomic_counters.postcopy_bytes, bytes); + stat64_add(&ram_counters.postcopy_bytes, bytes); } else { ram_counters.downtime_bytes +=3D bytes; } - stat64_add(&ram_atomic_counters.transferred, bytes); + stat64_add(&ram_counters.transferred, bytes); } =20 void dirty_sync_missed_zero_copy(void) @@ -757,7 +750,7 @@ void mig_throttle_counter_reset(void) =20 rs->time_last_bitmap_sync =3D qemu_clock_get_ms(QEMU_CLOCK_REALTIME); rs->num_dirty_pages_period =3D 0; - rs->bytes_xfer_prev =3D stat64_get(&ram_atomic_counters.transferred); + rs->bytes_xfer_prev =3D stat64_get(&ram_counters.transferred); } =20 /** @@ -1131,8 +1124,8 @@ uint64_t ram_pagesize_summary(void) =20 uint64_t ram_get_total_transferred_pages(void) { - return stat64_get(&ram_atomic_counters.normal) + - stat64_get(&ram_atomic_counters.duplicate) + + return stat64_get(&ram_counters.normal) + + stat64_get(&ram_counters.duplicate) + compression_counters.pages + xbzrle_counters.pages; } =20 @@ -1193,7 +1186,7 @@ static void migration_trigger_throttle(RAMState *rs) MigrationState *s =3D migrate_get_current(); uint64_t threshold =3D s->parameters.throttle_trigger_threshold; uint64_t bytes_xfer_period =3D - stat64_get(&ram_atomic_counters.transferred) - rs->bytes_xfer_prev; + stat64_get(&ram_counters.transferred) - rs->bytes_xfer_prev; uint64_t bytes_dirty_period =3D rs->num_dirty_pages_period * TARGET_PA= GE_SIZE; uint64_t bytes_dirty_threshold =3D bytes_xfer_period * threshold / 100; =20 @@ -1256,7 +1249,7 @@ static void migration_bitmap_sync(RAMState *rs) /* reset period counters */ rs->time_last_bitmap_sync =3D end_time; rs->num_dirty_pages_period =3D 0; - rs->bytes_xfer_prev =3D stat64_get(&ram_atomic_counters.transferre= d); + rs->bytes_xfer_prev =3D stat64_get(&ram_counters.transferred); } if (migrate_use_events()) { qapi_event_send_migration_pass(ram_counters.dirty_sync_count); @@ -1333,7 +1326,7 @@ static int save_zero_page(PageSearchStatus *pss, RAMB= lock *block, int len =3D save_zero_page_to_file(pss, block, offset); =20 if (len) { - stat64_add(&ram_atomic_counters.duplicate, 1); + stat64_add(&ram_counters.duplicate, 1); ram_transferred_add(len); return 1; } @@ -1370,9 +1363,9 @@ static bool control_save_page(PageSearchStatus *pss, = RAMBlock *block, } =20 if (bytes_xmit > 0) { - stat64_add(&ram_atomic_counters.normal, 1); + stat64_add(&ram_counters.normal, 1); } else if (bytes_xmit =3D=3D 0) { - stat64_add(&ram_atomic_counters.duplicate, 1); + stat64_add(&ram_counters.duplicate, 1); } =20 return true; @@ -1404,7 +1397,7 @@ static int save_normal_page(PageSearchStatus *pss, RA= MBlock *block, qemu_put_buffer(file, buf, TARGET_PAGE_SIZE); } ram_transferred_add(TARGET_PAGE_SIZE); - stat64_add(&ram_atomic_counters.normal, 1); + stat64_add(&ram_counters.normal, 1); return 1; } =20 @@ -1460,7 +1453,7 @@ static int ram_save_multifd_page(QEMUFile *file, RAMB= lock *block, if (multifd_queue_page(file, block, offset) < 0) { return -1; } - stat64_add(&ram_atomic_counters.normal, 1); + stat64_add(&ram_counters.normal, 1); =20 return 1; } @@ -1499,7 +1492,7 @@ update_compress_thread_counts(const CompressParam *pa= ram, int bytes_xmit) ram_transferred_add(bytes_xmit); =20 if (param->zero_page) { - stat64_add(&ram_atomic_counters.duplicate, 1); + stat64_add(&ram_counters.duplicate, 1); return; } =20 @@ -2634,9 +2627,9 @@ void acct_update_position(QEMUFile *f, size_t size, b= ool zero) uint64_t pages =3D size / TARGET_PAGE_SIZE; =20 if (zero) { - stat64_add(&ram_atomic_counters.duplicate, pages); + stat64_add(&ram_counters.duplicate, pages); } else { - stat64_add(&ram_atomic_counters.normal, pages); + stat64_add(&ram_counters.normal, pages); ram_transferred_add(size); qemu_file_credit_transfer(f, size); } --=20 2.39.2 From nobody Fri May 17 10:13:38 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1677674507; cv=none; d=zohomail.com; s=zohoarc; b=hu3ZP/E7P1Z4xMnk/1ov/SmVKcHLQFzddttERJTqsR0nNy2lBex3iVv6S7fDRo2z7aUJ2CJ9wWEPC/cLzYrmlQpPkmY61VRieAQ9UBO3hRLqmkXReyHc1XEk7imWdo70VJlzgKFx/pc46+WHDMRFKBDRzBzb7AxUj29T950c9NE= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1677674507; h=Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=M8HM82YRe65i0/IdsxyNvO12YD46DrXHtGvb46IfihI=; b=hYPuJZuKuV99JtQ4hhdgcSv5oIWxtGcKpqCl3o8Wdl0KSKBr5ggPQT/+cT36he8gUpJf5TCX857HY8owMsfFIgWJQgmNEO1ble+F7l+eFndD5yqjQw5qR8/NNWtyFlB6dnL5Ta5lOUH9UcJtUdyJG+kzEowm/8b2YIHC9OIduPE= ARC-Authentication-Results: i=1; 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bh=M8HM82YRe65i0/IdsxyNvO12YD46DrXHtGvb46IfihI=; b=BOP2u/QnlXE/4Pv3zLwa8sbatlOayp1+Iyuy07GRDgXMrmGLUYpnGuI+Ugswg+il33n6tk jy33qXzgYer31khFwN9HUcIT+QUeGZvv2rkhhRjX56h5vlnPHPZACyt07RzcLI63Ima8LB i2z8yuhrKUb4Zn7+uuLo9eQu//IORFE= X-MC-Unique: Jj25SScZMSOKCtBP2ZWfAA-1 From: Juan Quintela To: qemu-devel@nongnu.org Cc: Juan Quintela , "Dr. David Alan Gilbert" Subject: [PATCH 2/3] migration: Update atomic stats out of the mutex Date: Wed, 1 Mar 2023 13:40:25 +0100 Message-Id: <20230301124026.2930-3-quintela@redhat.com> In-Reply-To: <20230301124026.2930-1-quintela@redhat.com> References: <20230301124026.2930-1-quintela@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.1 on 10.11.54.1 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_H2=-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: 1677674509174100003 Content-Type: text/plain; charset="utf-8" Signed-off-by: Juan Quintela Reviewed-by: David Edmondson --- migration/multifd.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/migration/multifd.c b/migration/multifd.c index 7cb2326d03..f558169e37 100644 --- a/migration/multifd.c +++ b/migration/multifd.c @@ -433,8 +433,8 @@ static int multifd_send_pages(QEMUFile *f) transferred =3D ((uint64_t) pages->num) * p->page_size + p->packet_len; qemu_file_acct_rate_limit(f, transferred); ram_counters.multifd_bytes +=3D transferred; + qemu_mutex_unlock(&p->mutex); stat64_add(&ram_counters.transferred, transferred); - qemu_mutex_unlock(&p->mutex); qemu_sem_post(&p->sem); =20 return 1; @@ -628,8 +628,8 @@ int multifd_send_sync_main(QEMUFile *f) p->pending_job++; qemu_file_acct_rate_limit(f, p->packet_len); ram_counters.multifd_bytes +=3D p->packet_len; + qemu_mutex_unlock(&p->mutex); stat64_add(&ram_counters.transferred, p->packet_len); - qemu_mutex_unlock(&p->mutex); qemu_sem_post(&p->sem); } for (i =3D 0; i < migrate_multifd_channels(); i++) { --=20 2.39.2 From nobody Fri May 17 10:13:38 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1677674502; cv=none; 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Wed, 1 Mar 2023 12:40:31 +0000 (UTC) Received: from secure.mitica (unknown [10.39.194.31]) by smtp.corp.redhat.com (Postfix) with ESMTP id EBA3E40B40DF; Wed, 1 Mar 2023 12:40:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1677674433; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=MXtwsCw1cP8eIhOGTSKK+ylcJ5lmiq9kWoK7abtDOtA=; b=YCkvvDxh2cK+KMF90Q84jJvzPTxweMk35NMh62AySvRIVLlaUBQ9QCMwNY74N1DtMkS9G1 GB8tTluk1kwkB7XpNDb60OHeVy+3r3wGAcvjQJEMGHFNxNle5xqtO9J2MenTo+XPkXA3Ky cD8fz+N8KZ/dMUMKNll7ZVIcFkCLJvk= X-MC-Unique: 1vTwPm1BMjuaujT0mGrdYQ-1 From: Juan Quintela To: qemu-devel@nongnu.org Cc: Juan Quintela , "Dr. David Alan Gilbert" Subject: [PATCH 3/3] migration: Make multifd_bytes atomic Date: Wed, 1 Mar 2023 13:40:26 +0100 Message-Id: <20230301124026.2930-4-quintela@redhat.com> In-Reply-To: <20230301124026.2930-1-quintela@redhat.com> References: <20230301124026.2930-1-quintela@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.1 on 10.11.54.1 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_H2=-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: 1677674503160100001 Content-Type: text/plain; charset="utf-8" In the spirit of: commit 394d323bc3451e4d07f13341cb8817fac8dfbadd Author: Peter Xu Date: Tue Oct 11 17:55:51 2022 -0400 migration: Use atomic ops properly for page accountings Signed-off-by: Juan Quintela Reviewed-by: David Edmondson --- migration/ram.h | 2 +- migration/migration.c | 4 ++-- migration/multifd.c | 4 ++-- 3 files changed, 5 insertions(+), 5 deletions(-) diff --git a/migration/ram.h b/migration/ram.h index ca9adcb2ad..41fcec73ba 100644 --- a/migration/ram.h +++ b/migration/ram.h @@ -45,11 +45,11 @@ typedef struct { Stat64 duplicate; Stat64 normal; Stat64 postcopy_bytes; + Stat64 multifd_bytes; int64_t remaining; int64_t dirty_pages_rate; int64_t dirty_sync_count; int64_t postcopy_requests; - uint64_t multifd_bytes; uint64_t precopy_bytes; uint64_t downtime_bytes; uint64_t dirty_sync_missed_zero_copy; diff --git a/migration/migration.c b/migration/migration.c index 923f4762f4..ca52c8aab3 100644 --- a/migration/migration.c +++ b/migration/migration.c @@ -1153,7 +1153,7 @@ static void populate_ram_info(MigrationInfo *info, Mi= grationState *s) ram_counters.dirty_sync_missed_zero_copy; info->ram->postcopy_requests =3D ram_counters.postcopy_requests; info->ram->page_size =3D page_size; - info->ram->multifd_bytes =3D ram_counters.multifd_bytes; + info->ram->multifd_bytes =3D stat64_get(&ram_counters.multifd_bytes); info->ram->pages_per_second =3D s->pages_per_second; info->ram->precopy_bytes =3D ram_counters.precopy_bytes; info->ram->downtime_bytes =3D ram_counters.downtime_bytes; @@ -3774,7 +3774,7 @@ static MigThrError migration_detect_error(MigrationSt= ate *s) static uint64_t migration_total_bytes(MigrationState *s) { return qemu_file_total_transferred(s->to_dst_file) + - ram_counters.multifd_bytes; + stat64_get(&ram_counters.multifd_bytes); } =20 static void migration_calculate_complete(MigrationState *s) diff --git a/migration/multifd.c b/migration/multifd.c index f558169e37..91552d33bf 100644 --- a/migration/multifd.c +++ b/migration/multifd.c @@ -432,9 +432,9 @@ static int multifd_send_pages(QEMUFile *f) p->pages =3D pages; transferred =3D ((uint64_t) pages->num) * p->page_size + p->packet_len; qemu_file_acct_rate_limit(f, transferred); - ram_counters.multifd_bytes +=3D transferred; qemu_mutex_unlock(&p->mutex); stat64_add(&ram_counters.transferred, transferred); + stat64_add(&ram_counters.multifd_bytes, transferred); qemu_sem_post(&p->sem); =20 return 1; @@ -627,9 +627,9 @@ int multifd_send_sync_main(QEMUFile *f) p->flags |=3D MULTIFD_FLAG_SYNC; p->pending_job++; qemu_file_acct_rate_limit(f, p->packet_len); - ram_counters.multifd_bytes +=3D p->packet_len; qemu_mutex_unlock(&p->mutex); stat64_add(&ram_counters.transferred, p->packet_len); + stat64_add(&ram_counters.multifd_bytes, p->packet_len); qemu_sem_post(&p->sem); } for (i =3D 0; i < migrate_multifd_channels(); i++) { --=20 2.39.2