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[Qemu-devel] [PATCH V4 08/22] net: introduce NetClientState destructor
From: |
Jason Wang |
Subject: |
[Qemu-devel] [PATCH V4 08/22] net: introduce NetClientState destructor |
Date: |
Wed, 30 Jan 2013 19:12:27 +0800 |
To allow allocating an array of NetClientState and free it once, this patch
introduces destructor of NetClientState. Which could do type specific free,
which could be used by multiqueue to free the array once.
Signed-off-by: Jason Wang <address@hidden>
---
include/net/net.h | 2 ++
net/net.c | 17 +++++++++++++----
2 files changed, 15 insertions(+), 4 deletions(-)
diff --git a/include/net/net.h b/include/net/net.h
index 995df5c..22adc99 100644
--- a/include/net/net.h
+++ b/include/net/net.h
@@ -35,6 +35,7 @@ typedef ssize_t (NetReceive)(NetClientState *, const uint8_t
*, size_t);
typedef ssize_t (NetReceiveIOV)(NetClientState *, const struct iovec *, int);
typedef void (NetCleanup) (NetClientState *);
typedef void (LinkStatusChanged)(NetClientState *);
+typedef void (NetClientDestructor)(NetClientState *);
typedef struct NetClientInfo {
NetClientOptionsKind type;
@@ -58,6 +59,7 @@ struct NetClientState {
char *name;
char info_str[256];
unsigned receive_disabled : 1;
+ NetClientDestructor *destructor;
};
typedef struct NICState {
diff --git a/net/net.c b/net/net.c
index 4e84d54..6368896 100644
--- a/net/net.c
+++ b/net/net.c
@@ -182,11 +182,17 @@ static char *assign_name(NetClientState *nc1, const char
*model)
return g_strdup(buf);
}
+static void qemu_net_client_destructor(NetClientState *nc)
+{
+ g_free(nc);
+}
+
static void qemu_net_client_setup(NetClientState *nc,
NetClientInfo *info,
NetClientState *peer,
const char *model,
- const char *name)
+ const char *name,
+ NetClientDestructor *destructor)
{
nc->info = info;
nc->model = g_strdup(model);
@@ -204,7 +210,7 @@ static void qemu_net_client_setup(NetClientState *nc,
QTAILQ_INSERT_TAIL(&net_clients, nc, next);
nc->send_queue = qemu_new_net_queue(nc);
-
+ nc->destructor = destructor;
}
NetClientState *qemu_new_net_client(NetClientInfo *info,
@@ -217,7 +223,8 @@ NetClientState *qemu_new_net_client(NetClientInfo *info,
assert(info->size >= sizeof(NetClientState));
nc = g_malloc0(info->size);
- qemu_net_client_setup(nc, info, peer, model, name);
+ qemu_net_client_setup(nc, info, peer, model, name,
+ qemu_net_client_destructor);
return nc;
}
@@ -279,7 +286,9 @@ static void qemu_free_net_client(NetClientState *nc)
}
g_free(nc->name);
g_free(nc->model);
- g_free(nc);
+ if (nc->destructor) {
+ nc->destructor(nc);
+ }
}
void qemu_del_net_client(NetClientState *nc)
--
1.7.1
- [Qemu-devel] [PATCH V4 00/22] Multiqueue virtio-net, Jason Wang, 2013/01/30
- [Qemu-devel] [PATCH V4 01/22] net: tap: using bool instead of bitfield, Jason Wang, 2013/01/30
- [Qemu-devel] [PATCH V4 02/22] net: tap: use abort() instead of assert(0), Jason Wang, 2013/01/30
- [Qemu-devel] [PATCH V4 05/22] net: intorduce qemu_del_nic(), Jason Wang, 2013/01/30
- [Qemu-devel] [PATCH V4 06/22] net: introduce qemu_find_net_clients_except(), Jason Wang, 2013/01/30
- [Qemu-devel] [PATCH V4 08/22] net: introduce NetClientState destructor,
Jason Wang <=
- [Qemu-devel] [PATCH V4 10/22] tap: import linux multiqueue constants, Jason Wang, 2013/01/30
- [Qemu-devel] [PATCH V4 04/22] net: introduce qemu_get_nic(), Jason Wang, 2013/01/30
- [Qemu-devel] [PATCH V4 20/22] virtio-net: multiqueue support, Jason Wang, 2013/01/30
- [Qemu-devel] [PATCH V4 07/22] net: introduce qemu_net_client_setup(), Jason Wang, 2013/01/30
- [Qemu-devel] [PATCH V4 12/22] tap: add Linux multiqueue support, Jason Wang, 2013/01/30
- [Qemu-devel] [PATCH V4 13/22] tap: support enabling or disabling a queue, Jason Wang, 2013/01/30
- [Qemu-devel] [PATCH V4 15/22] tap: multiqueue support, Jason Wang, 2013/01/30
- [Qemu-devel] [PATCH V4 09/22] net: multiqueue support, Jason Wang, 2013/01/30
- [Qemu-devel] [PATCH V4 11/22] tap: factor out common tap initialization, Jason Wang, 2013/01/30
- [Qemu-devel] [PATCH V4 03/22] net: introduce qemu_get_queue(), Jason Wang, 2013/01/30