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From: Juan Quintela <quintela@redhat.com>
To: qemu-devel@nongnu.org
Cc: "Dr. David Alan Gilbert" <dgilbert@redhat.com>,
	Juan Quintela <quintela@redhat.com>,
	David Edmondson <david.edmondson@oracle.com>
Subject: [PATCH v2 2/3] migration: Update atomic stats out of the mutex
Date: Thu,  2 Mar 2023 17:21:37 +0100	[thread overview]
Message-ID: <20230302162138.10076-3-quintela@redhat.com> (raw)
In-Reply-To: <20230302162138.10076-1-quintela@redhat.com>

Reviewed-by: David Edmondson <david.edmondson@oracle.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
---
 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 = ((uint64_t) pages->num) * p->page_size + p->packet_len;
     qemu_file_acct_rate_limit(f, transferred);
     ram_counters.multifd_bytes += transferred;
+    qemu_mutex_unlock(&p->mutex);
     stat64_add(&ram_counters.transferred, transferred);
-    qemu_mutex_unlock(&p->mutex);
     qemu_sem_post(&p->sem);
 
     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 += 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 = 0; i < migrate_multifd_channels(); i++) {
-- 
2.39.2



  parent reply	other threads:[~2023-03-02 16:22 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-02 16:21 [PATCH v2 0/3] Migration: Make more ram_counters atomic Juan Quintela
2023-03-02 16:21 ` [PATCH v2 1/3] migration: Merge ram_counters and ram_atomic_counters Juan Quintela
2023-03-06 11:28   ` David Edmondson
2023-03-02 16:21 ` Juan Quintela [this message]
2023-03-02 16:21 ` [PATCH v2 3/3] migration: Make multifd_bytes atomic Juan Quintela

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