From: leirao <lei.rao@intel.com>
To: chen.zhang@intel.com, lizhijian@cn.fujitsu.com,
jasowang@redhat.com, quintela@redhat.com, dgilbert@redhat.com,
pbonzini@redhat.com
Cc: leirao <lei.rao@intel.com>, qemu-devel@nongnu.org
Subject: [PATCH 1/3] Optimize seq_sorter function for colo-compare
Date: Fri, 18 Sep 2020 23:10:21 -0400 [thread overview]
Message-ID: <1600485023-263643-2-git-send-email-lei.rao@intel.com> (raw)
In-Reply-To: <1600485023-263643-1-git-send-email-lei.rao@intel.com>
The seq of tcp has been filled in fill_pkt_tcp_info, it
can be used directly here.
Signed-off-by: leirao <lei.rao@intel.com>
---
net/colo-compare.c | 6 +-----
1 file changed, 1 insertion(+), 5 deletions(-)
diff --git a/net/colo-compare.c b/net/colo-compare.c
index 3a45d64..86980ce 100644
--- a/net/colo-compare.c
+++ b/net/colo-compare.c
@@ -196,11 +196,7 @@ static void colo_compare_inconsistency_notify(CompareState *s)
static gint seq_sorter(Packet *a, Packet *b, gpointer data)
{
- struct tcp_hdr *atcp, *btcp;
-
- atcp = (struct tcp_hdr *)(a->transport_header);
- btcp = (struct tcp_hdr *)(b->transport_header);
- return ntohl(atcp->th_seq) - ntohl(btcp->th_seq);
+ return a->tcp_seq - b->tcp_seq;
}
static void fill_pkt_tcp_info(void *data, uint32_t *max_ack)
--
1.8.3.1
next prev parent reply other threads:[~2020-09-19 7:56 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-19 3:10 [PATCH 0/3] Optimized some code for COLO leirao
2020-09-19 3:10 ` leirao [this message]
2020-09-22 6:49 ` [PATCH 1/3] Optimize seq_sorter function for colo-compare Li Zhijian
2020-09-19 3:10 ` [PATCH 2/3] Reduce the time of checkpoint for COLO leirao
2020-09-22 6:57 ` Li Zhijian
2020-09-22 9:11 ` Rao, Lei
2020-09-19 3:10 ` [PATCH 3/3] Fix the qemu crash when guest shutdown in COLO mode leirao
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