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[Qemu-devel] [PATCH COLO-Frame v12 36/38] filter-buffer: Introduce a hel
From: |
zhanghailiang |
Subject: |
[Qemu-devel] [PATCH COLO-Frame v12 36/38] filter-buffer: Introduce a helper function to release packets |
Date: |
Tue, 15 Dec 2015 16:22:57 +0800 |
We need to release all the packets from VM in COLO or Micro-checkpoint,
here we add a new helper function to realse the packets that buffered
by default buffer-filter
Signed-off-by: zhanghailiang <address@hidden>
Cc: Jason Wang <address@hidden>
Cc: Yang Hongyang <address@hidden>
---
v12:
- Rename this helper function
v11:
- New patch
Signed-off-by: zhanghailiang <address@hidden>
---
include/net/filter.h | 1 +
net/filter-buffer.c | 18 ++++++++++++++++++
2 files changed, 19 insertions(+)
diff --git a/include/net/filter.h b/include/net/filter.h
index 08aa604..52cb38b 100644
--- a/include/net/filter.h
+++ b/include/net/filter.h
@@ -84,5 +84,6 @@ static inline bool qemu_need_skip_netfilter(NetFilterState
*nf)
void netdev_add_default_filter_buffer(const char *netdev_id,
NetFilterDirection direction,
Error **errp);
+void qemu_release_default_filters_packets(void);
void qemu_set_default_filters_status(bool enable);
#endif /* QEMU_NET_FILTER_H */
diff --git a/net/filter-buffer.c b/net/filter-buffer.c
index 90a50cc..d53b251 100644
--- a/net/filter-buffer.c
+++ b/net/filter-buffer.c
@@ -169,6 +169,24 @@ out:
error_propagate(errp, local_err);
}
+static void release_default_filter_packets(NetFilterState *nf,
+ void *opaque,
+ Error **errp)
+{
+ if (!strcmp(object_get_typename(OBJECT(nf)), TYPE_FILTER_BUFFER)) {
+
+ if (nf->is_default) {
+ filter_buffer_flush(nf);
+ }
+ }
+}
+
+/* public APIs */
+void qemu_release_default_filters_packets(void)
+{
+ qemu_foreach_netfilter(release_default_filter_packets, NULL, NULL);
+}
+
static void set_default_filter_status(NetFilterState *nf,
void *opaque,
Error **errp)
--
1.8.3.1
- Re: [Qemu-devel] [PATCH COLO-Frame v12 25/38] qmp event: Add event notification for COLO error, (continued)
[Qemu-devel] [PATCH COLO-Frame v12 33/38] net/filter-buffer: Add default filter-buffer for each netdev, zhanghailiang, 2015/12/15
[Qemu-devel] [PATCH COLO-Frame v12 38/38] COLO: Add block replication into colo process, zhanghailiang, 2015/12/15
[Qemu-devel] [PATCH COLO-Frame v12 37/38] colo: Use default buffer-filter to buffer and release packets, zhanghailiang, 2015/12/15
[Qemu-devel] [PATCH COLO-Frame v12 35/38] filter-buffer: Introduce a helper function to enable/disable default filter, zhanghailiang, 2015/12/15
[Qemu-devel] [PATCH COLO-Frame v12 36/38] filter-buffer: Introduce a helper function to release packets,
zhanghailiang <=
[Qemu-devel] [PATCH COLO-Frame v12 34/38] filter-buffer: Accept zero interval, zhanghailiang, 2015/12/15
[Qemu-devel] [PATCH COLO-Frame v12 13/38] COLO: Save PVM state to secondary side when do checkpoint, zhanghailiang, 2015/12/15
[Qemu-devel] [PATCH COLO-Frame v12 31/38] COLO: Separate the process of saving/loading ram and device state, zhanghailiang, 2015/12/15
[Qemu-devel] [PATCH COLO-Frame v12 29/38] COLO: Update the global runstate after going into colo state, zhanghailiang, 2015/12/15
[Qemu-devel] [PATCH COLO-Frame v12 14/38] ram: Split host_from_stream_offset() into two helper functions, zhanghailiang, 2015/12/15
[Qemu-devel] [PATCH COLO-Frame v12 32/38] COLO: Split qemu_savevm_state_begin out of checkpoint process, zhanghailiang, 2015/12/15