qemu-kvm/kvm-migration-Make-postcopy_requests-atomic.patch
Miroslav Rezanina 6ee9df2871 * Mon May 22 2023 Miroslav Rezanina <mrezanin@redhat.com> - 8.0.0-4
- kvm-migration-Attempt-disk-reactivation-in-more-failure-.patch [bz#2058982]
- kvm-util-mmap-alloc-qemu_fd_getfs.patch [bz#2057267]
- kvm-vl.c-Create-late-backends-before-migration-object.patch [bz#2057267]
- kvm-migration-postcopy-Detect-file-system-on-dest-host.patch [bz#2057267]
- kvm-migration-mark-mixed-functions-that-can-suspend.patch [bz#2057267]
- kvm-postcopy-ram-do-not-use-qatomic_mb_read.patch [bz#2057267]
- kvm-migration-remove-extra-whitespace-character-for-code.patch [bz#2057267]
- kvm-migration-Merge-ram_counters-and-ram_atomic_counters.patch [bz#2057267]
- kvm-migration-Update-atomic-stats-out-of-the-mutex.patch [bz#2057267]
- kvm-migration-Make-multifd_bytes-atomic.patch [bz#2057267]
- kvm-migration-Make-dirty_sync_missed_zero_copy-atomic.patch [bz#2057267]
- kvm-migration-Make-precopy_bytes-atomic.patch [bz#2057267]
- kvm-migration-Make-downtime_bytes-atomic.patch [bz#2057267]
- kvm-migration-Make-dirty_sync_count-atomic.patch [bz#2057267]
- kvm-migration-Make-postcopy_requests-atomic.patch [bz#2057267]
- kvm-migration-Rename-duplicate-to-zero_pages.patch [bz#2057267]
- kvm-migration-Rename-normal-to-normal_pages.patch [bz#2057267]
- kvm-migration-rename-enabled_capabilities-to-capabilitie.patch [bz#2057267]
- kvm-migration-Pass-migrate_caps_check-the-old-and-new-ca.patch [bz#2057267]
- kvm-migration-move-migration_global_dump-to-migration-hm.patch [bz#2057267]
- kvm-spice-move-client_migrate_info-command-to-ui.patch [bz#2057267]
- kvm-migration-Create-migrate_cap_set.patch [bz#2057267]
- kvm-migration-Create-options.c.patch [bz#2057267]
- kvm-migration-Move-migrate_colo_enabled-to-options.c.patch [bz#2057267]
- kvm-migration-Move-migrate_use_compression-to-options.c.patch [bz#2057267]
- kvm-migration-Move-migrate_use_events-to-options.c.patch [bz#2057267]
- kvm-migration-Move-migrate_use_multifd-to-options.c.patch [bz#2057267]
- kvm-migration-Move-migrate_use_zero_copy_send-to-options.patch [bz#2057267]
- kvm-migration-Move-migrate_use_xbzrle-to-options.c.patch [bz#2057267]
- kvm-migration-Move-migrate_use_block-to-options.c.patch [bz#2057267]
- kvm-migration-Move-migrate_use_return-to-options.c.patch [bz#2057267]
- kvm-migration-Create-migrate_rdma_pin_all-function.patch [bz#2057267]
- kvm-migration-Move-migrate_caps_check-to-options.c.patch [bz#2057267]
- kvm-migration-Move-qmp_query_migrate_capabilities-to-opt.patch [bz#2057267]
- kvm-migration-Move-qmp_migrate_set_capabilities-to-optio.patch [bz#2057267]
- kvm-migration-Move-migrate_cap_set-to-options.c.patch [bz#2057267]
- kvm-migration-Move-parameters-functions-to-option.c.patch [bz#2057267]
- kvm-migration-Use-migrate_max_postcopy_bandwidth.patch [bz#2057267]
- kvm-migration-Move-migrate_use_block_incremental-to-opti.patch [bz#2057267]
- kvm-migration-Create-migrate_throttle_trigger_threshold.patch [bz#2057267]
- kvm-migration-Create-migrate_checkpoint_delay.patch [bz#2057267]
- kvm-migration-Create-migrate_max_cpu_throttle.patch [bz#2057267]
- kvm-migration-Move-migrate_announce_params-to-option.c.patch [bz#2057267]
- kvm-migration-Create-migrate_cpu_throttle_initial-to-opt.patch [bz#2057267]
- kvm-migration-Create-migrate_cpu_throttle_increment-func.patch [bz#2057267]
- kvm-migration-Create-migrate_cpu_throttle_tailslow-funct.patch [bz#2057267]
- kvm-migration-Move-migrate_postcopy-to-options.c.patch [bz#2057267]
- kvm-migration-Create-migrate_max_bandwidth-function.patch [bz#2057267]
- kvm-migration-Move-migrate_use_tls-to-options.c.patch [bz#2057267]
- kvm-migration-Move-qmp_migrate_set_parameters-to-options.patch [bz#2057267]
- kvm-migration-Allow-postcopy_ram_supported_by_host-to-re.patch [bz#2057267]
- kvm-block-bdrv-blk_co_unref-for-calls-in-coroutine-conte.patch [bz#2185688]
- kvm-block-Don-t-call-no_coroutine_fns-in-qmp_block_resiz.patch [bz#2185688]
- kvm-iotests-Use-alternative-CPU-type-that-is-not-depreca.patch [bz#2185688]
- kvm-iotests-Test-resizing-image-attached-to-an-iothread.patch [bz#2185688]
- kvm-Enable-Linux-io_uring.patch [bz#1947230]
- Resolves: bz#2058982
  (Qemu core dump if cut off nfs storage during migration)
- Resolves: bz#2057267
  (Migration with postcopy fail when vm set with shared memory)
- Resolves: bz#2185688
  ([qemu-kvm] no response with QMP command block_resize)
- Resolves: bz#1947230
  (Enable QEMU support for io_uring in RHEL9)
2023-05-22 01:24:31 -04:00

70 lines
2.5 KiB
Diff

From e6ff4536a5e5f5bbfda370ecb525d0e066c3ab1c Mon Sep 17 00:00:00 2001
From: Juan Quintela <quintela@redhat.com>
Date: Tue, 11 Apr 2023 18:04:59 +0200
Subject: [PATCH 15/56] migration: Make postcopy_requests atomic
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
RH-Author: Peter Xu <peterx@redhat.com>
RH-MergeRequest: 162: migration: Pretty failures for postcopy on unsupported memory types
RH-Bugzilla: 2057267
RH-Acked-by: Leonardo Brás <leobras@redhat.com>
RH-Acked-by: Miroslav Rezanina <mrezanin@redhat.com>
RH-Acked-by: quintela1 <quintela@redhat.com>
RH-Commit: [14/50] d15c6052b77e7ded7bf34c66caa11bf86b75f2e8 (peterx/qemu-kvm)
Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Peter Xu <peterx@redhat.com>
(cherry picked from commit 3c764f9b2bc3e5eb5ed93ab45c2de6d599fef00f)
Signed-off-by: Peter Xu <peterx@redhat.com>
---
migration/migration.c | 3 ++-
migration/ram.c | 2 +-
migration/ram.h | 2 +-
3 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/migration/migration.c b/migration/migration.c
index 8fca751050..39501a0ed8 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -1152,7 +1152,8 @@ static void populate_ram_info(MigrationInfo *info, MigrationState *s)
stat64_get(&ram_counters.dirty_sync_count);
info->ram->dirty_sync_missed_zero_copy =
stat64_get(&ram_counters.dirty_sync_missed_zero_copy);
- info->ram->postcopy_requests = ram_counters.postcopy_requests;
+ info->ram->postcopy_requests =
+ stat64_get(&ram_counters.postcopy_requests);
info->ram->page_size = page_size;
info->ram->multifd_bytes = stat64_get(&ram_counters.multifd_bytes);
info->ram->pages_per_second = s->pages_per_second;
diff --git a/migration/ram.c b/migration/ram.c
index 3c13136559..fe69ecaef4 100644
--- a/migration/ram.c
+++ b/migration/ram.c
@@ -2169,7 +2169,7 @@ int ram_save_queue_pages(const char *rbname, ram_addr_t start, ram_addr_t len)
RAMBlock *ramblock;
RAMState *rs = ram_state;
- ram_counters.postcopy_requests++;
+ stat64_add(&ram_counters.postcopy_requests, 1);
RCU_READ_LOCK_GUARD();
if (!rbname) {
diff --git a/migration/ram.h b/migration/ram.h
index 8c0d07c43a..afa68521d7 100644
--- a/migration/ram.h
+++ b/migration/ram.h
@@ -49,7 +49,7 @@ typedef struct {
Stat64 multifd_bytes;
Stat64 normal;
Stat64 postcopy_bytes;
- int64_t postcopy_requests;
+ Stat64 postcopy_requests;
Stat64 precopy_bytes;
int64_t remaining;
Stat64 transferred;
--
2.39.1