From: David van Moolenbroek <david@minix3.org>
Date: Sat, 28 Nov 2009 13:28:55 +0000 (+0000)
Subject: Alternative VirtualBox/Lance driver workaround
X-Git-Tag: v3.1.6~186
X-Git-Url: http://zhaoyanbai.com/repos/Bv9ARM.pdf?a=commitdiff_plain;h=ad259e92afd7b80eb4494f405f560540e135ca34;p=minix.git

Alternative VirtualBox/Lance driver workaround
---

diff --git a/drivers/lance/lance.c b/drivers/lance/lance.c
index ec94bbf5b..38c22f46c 100644
--- a/drivers/lance/lance.c
+++ b/drivers/lance/lance.c
@@ -487,7 +487,6 @@ message *mp;
    int port;
    ether_card_t *ec;
    message reply_mess;
-   static int first_time = 1;
 
    pci_init();
 
@@ -562,11 +561,8 @@ message *mp;
       ec->flags |= ECF_BROAD;
 
    ec->client = mp->m_source;
-   if (first_time)
-   {
-      first_time = 0;
-      ec_reinit(ec);
-   }
+
+   ec_reinit(ec);
 
    reply_mess.m_type = DL_CONF_REPLY;
    reply_mess.m3_i1 = mp->DL_PORT;
diff --git a/servers/inet/mnx_eth.c b/servers/inet/mnx_eth.c
index 440e348da..798d87cfc 100644
--- a/servers/inet/mnx_eth.c
+++ b/servers/inet/mnx_eth.c
@@ -124,6 +124,7 @@ PUBLIC void osdep_eth_init()
 
  		eth_port->etp_osdep.etp_port= ecp->ec_port;
 		eth_port->etp_osdep.etp_task= tasknr;
+		eth_port->etp_osdep.etp_recvconf= 0;
 		eth_port->etp_osdep.etp_send_ev= 0;
 		ev_init(&eth_port->etp_osdep.etp_recvev);
 
@@ -554,7 +555,7 @@ eth_port_t *eth_port;
 u32_t flags;
 {
 	int r;
-	unsigned dl_flags;
+	unsigned dl_flags, mask;
 	message mess, repl_mess;
 
 	assert(!eth_port->etp_vlan);
@@ -577,6 +578,13 @@ u32_t flags;
 		return;
 	}
 
+	mask = NWEO_EN_BROAD | NWEO_EN_MULTI | NWEO_EN_PROMISC;
+	if ((eth_port->etp_osdep.etp_recvconf & mask) == (flags & mask))
+	{
+		/* No change for the driver, so don't send an update */
+		return;
+	}
+
 	eth_port->etp_osdep.etp_recvconf= flags;
 	dl_flags= DL_NOMODE;
 	if (flags & NWEO_EN_BROAD)
diff --git a/servers/inet/sr.c b/servers/inet/sr.c
index 25e4282af..c374534fe 100644
--- a/servers/inet/sr.c
+++ b/servers/inet/sr.c
@@ -95,9 +95,9 @@ FORWARD _PROTOTYPE ( void sr_status, (message *m) );
 #endif
 FORWARD _PROTOTYPE ( void sr_reply_, (mq_t *m, int reply, int is_revive) );
 FORWARD _PROTOTYPE ( sr_fd_t *sr_getchannel, (int minor));
-FORWARD _PROTOTYPE ( acc_t *sr_get_userdata, (int fd, vir_bytes offset,
-					vir_bytes count, int for_ioctl) );
-FORWARD _PROTOTYPE ( int sr_put_userdata, (int fd, vir_bytes offset,
+FORWARD _PROTOTYPE ( acc_t *sr_get_userdata, (int fd, size_t offset,
+					size_t count, int for_ioctl) );
+FORWARD _PROTOTYPE ( int sr_put_userdata, (int fd, size_t offset,
 						acc_t *data, int for_ioctl) );
 #ifdef __minix_vmd 
 #define sr_select_res 0
@@ -876,8 +876,8 @@ int is_revive;
 
 PRIVATE acc_t *sr_get_userdata (fd, offset, count, for_ioctl)
 int fd;
-vir_bytes offset;
-vir_bytes count;
+size_t offset;
+size_t count;
 int for_ioctl;
 {
 	sr_fd_t *loc_fd;
@@ -966,7 +966,7 @@ assert (loc_fd->srf_flags & ip_flag);
 
 PRIVATE int sr_put_userdata (fd, offset, data, for_ioctl)
 int fd;
-vir_bytes offset;
+size_t offset;
 acc_t *data;
 int for_ioctl;
 {