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-rw-r--r--drivers/s390/net/Kconfig51
-rw-r--r--drivers/s390/net/claw.c2
-rw-r--r--drivers/s390/net/ctcm_main.c2
-rw-r--r--drivers/s390/net/lcs.c12
-rw-r--r--drivers/s390/net/qeth_core_main.c4
-rw-r--r--drivers/s390/net/qeth_core_mpc.h2
-rw-r--r--drivers/s390/net/qeth_core_sys.c2
-rw-r--r--drivers/s390/net/qeth_l2_main.c11
-rw-r--r--drivers/s390/net/qeth_l3_main.c245
9 files changed, 213 insertions, 118 deletions
diff --git a/drivers/s390/net/Kconfig b/drivers/s390/net/Kconfig
index 456b1874339..fa80ba1f034 100644
--- a/drivers/s390/net/Kconfig
+++ b/drivers/s390/net/Kconfig
@@ -2,7 +2,8 @@ menu "S/390 network device drivers"
depends on NETDEVICES && S390
config LCS
- tristate "Lan Channel Station Interface"
+ def_tristate m
+ prompt "Lan Channel Station Interface"
depends on CCW && NETDEVICES && (NET_ETHERNET || TR || FDDI)
help
Select this option if you want to use LCS networking on IBM System z.
@@ -12,7 +13,8 @@ config LCS
If you do not know what it is, it's safe to choose Y.
config CTCM
- tristate "CTC and MPC SNA device support"
+ def_tristate m
+ prompt "CTC and MPC SNA device support"
depends on CCW && NETDEVICES
help
Select this option if you want to use channel-to-channel
@@ -26,7 +28,8 @@ config CTCM
If you do not need any channel-to-channel connection, choose N.
config NETIUCV
- tristate "IUCV network device support (VM only)"
+ def_tristate m
+ prompt "IUCV network device support (VM only)"
depends on IUCV && NETDEVICES
help
Select this option if you want to use inter-user communication
@@ -37,14 +40,16 @@ config NETIUCV
The module name is netiucv. If unsure, choose Y.
config SMSGIUCV
- tristate "IUCV special message support (VM only)"
+ def_tristate m
+ prompt "IUCV special message support (VM only)"
depends on IUCV
help
Select this option if you want to be able to receive SMSG messages
from other VM guest systems.
config SMSGIUCV_EVENT
- tristate "Deliver IUCV special messages as uevents (VM only)"
+ def_tristate m
+ prompt "Deliver IUCV special messages as uevents (VM only)"
depends on SMSGIUCV
help
Select this option to deliver CP special messages (SMSGs) as
@@ -54,7 +59,8 @@ config SMSGIUCV_EVENT
To compile as a module, choose M. The module name is "smsgiucv_app".
config CLAW
- tristate "CLAW device support"
+ def_tristate m
+ prompt "CLAW device support"
depends on CCW && NETDEVICES
help
This driver supports channel attached CLAW devices.
@@ -64,7 +70,8 @@ config CLAW
To compile into the kernel, choose Y.
config QETH
- tristate "Gigabit Ethernet device support"
+ def_tristate y
+ prompt "Gigabit Ethernet device support"
depends on CCW && NETDEVICES && IP_MULTICAST && QDIO
help
This driver supports the IBM System z OSA Express adapters
@@ -78,25 +85,25 @@ config QETH
The module name is qeth.
config QETH_L2
- tristate "qeth layer 2 device support"
- depends on QETH
- help
- Select this option to be able to run qeth devices in layer 2 mode.
- To compile as a module, choose M. The module name is qeth_l2.
- If unsure, choose y.
+ def_tristate y
+ prompt "qeth layer 2 device support"
+ depends on QETH
+ help
+ Select this option to be able to run qeth devices in layer 2 mode.
+ To compile as a module, choose M. The module name is qeth_l2.
+ If unsure, choose y.
config QETH_L3
- tristate "qeth layer 3 device support"
- depends on QETH
- help
- Select this option to be able to run qeth devices in layer 3 mode.
- To compile as a module choose M. The module name is qeth_l3.
- If unsure, choose Y.
+ def_tristate y
+ prompt "qeth layer 3 device support"
+ depends on QETH
+ help
+ Select this option to be able to run qeth devices in layer 3 mode.
+ To compile as a module choose M. The module name is qeth_l3.
+ If unsure, choose Y.
config QETH_IPV6
- bool
- depends on (QETH_L3 = IPV6) || (QETH_L3 && IPV6 = 'y')
- default y
+ def_bool y if (QETH_L3 = IPV6) || (QETH_L3 && IPV6 = 'y')
config CCWGROUP
tristate
diff --git a/drivers/s390/net/claw.c b/drivers/s390/net/claw.c
index 8e4153d740f..ce3a5c13ce0 100644
--- a/drivers/s390/net/claw.c
+++ b/drivers/s390/net/claw.c
@@ -63,6 +63,7 @@
#define KMSG_COMPONENT "claw"
+#include <linux/kernel_stat.h>
#include <asm/ccwdev.h>
#include <asm/ccwgroup.h>
#include <asm/debug.h>
@@ -640,6 +641,7 @@ claw_irq_handler(struct ccw_device *cdev,
struct claw_env *p_env;
struct chbk *p_ch_r=NULL;
+ kstat_cpu(smp_processor_id()).irqs[IOINT_CLW]++;
CLAW_DBF_TEXT(4, trace, "clawirq");
/* Bypass all 'unsolicited interrupts' */
privptr = dev_get_drvdata(&cdev->dev);
diff --git a/drivers/s390/net/ctcm_main.c b/drivers/s390/net/ctcm_main.c
index 2c7d2d9be4d..4c284598592 100644
--- a/drivers/s390/net/ctcm_main.c
+++ b/drivers/s390/net/ctcm_main.c
@@ -24,6 +24,7 @@
#define KMSG_COMPONENT "ctcm"
#define pr_fmt(fmt) KMSG_COMPONENT ": " fmt
+#include <linux/kernel_stat.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/kernel.h>
@@ -1204,6 +1205,7 @@ static void ctcm_irq_handler(struct ccw_device *cdev,
int cstat;
int dstat;
+ kstat_cpu(smp_processor_id()).irqs[IOINT_CTC]++;
CTCM_DBF_TEXT_(TRACE, CTC_DBF_DEBUG,
"Enter %s(%s)", CTCM_FUNTAIL, dev_name(&cdev->dev));
diff --git a/drivers/s390/net/lcs.c b/drivers/s390/net/lcs.c
index 0f19d540b65..09e7a053c84 100644
--- a/drivers/s390/net/lcs.c
+++ b/drivers/s390/net/lcs.c
@@ -26,6 +26,7 @@
#define KMSG_COMPONENT "lcs"
#define pr_fmt(fmt) KMSG_COMPONENT ": " fmt
+#include <linux/kernel_stat.h>
#include <linux/module.h>
#include <linux/if.h>
#include <linux/netdevice.h>
@@ -1188,7 +1189,8 @@ lcs_remove_mc_addresses(struct lcs_card *card, struct in_device *in4_dev)
spin_lock_irqsave(&card->ipm_lock, flags);
list_for_each(l, &card->ipm_list) {
ipm = list_entry(l, struct lcs_ipm_list, list);
- for (im4 = in4_dev->mc_list; im4 != NULL; im4 = im4->next) {
+ for (im4 = rcu_dereference(in4_dev->mc_list);
+ im4 != NULL; im4 = rcu_dereference(im4->next_rcu)) {
lcs_get_mac_for_ipm(im4->multiaddr, buf, card->dev);
if ( (ipm->ipm.ip_addr == im4->multiaddr) &&
(memcmp(buf, &ipm->ipm.mac_addr,
@@ -1233,7 +1235,8 @@ lcs_set_mc_addresses(struct lcs_card *card, struct in_device *in4_dev)
unsigned long flags;
LCS_DBF_TEXT(4, trace, "setmclst");
- for (im4 = in4_dev->mc_list; im4; im4 = im4->next) {
+ for (im4 = rcu_dereference(in4_dev->mc_list); im4 != NULL;
+ im4 = rcu_dereference(im4->next_rcu)) {
lcs_get_mac_for_ipm(im4->multiaddr, buf, card->dev);
ipm = lcs_check_addr_entry(card, im4, buf);
if (ipm != NULL)
@@ -1269,10 +1272,10 @@ lcs_register_mc_addresses(void *data)
in4_dev = in_dev_get(card->dev);
if (in4_dev == NULL)
goto out;
- read_lock(&in4_dev->mc_list_lock);
+ rcu_read_lock();
lcs_remove_mc_addresses(card,in4_dev);
lcs_set_mc_addresses(card, in4_dev);
- read_unlock(&in4_dev->mc_list_lock);
+ rcu_read_unlock();
in_dev_put(in4_dev);
netif_carrier_off(card->dev);
@@ -1396,6 +1399,7 @@ lcs_irq(struct ccw_device *cdev, unsigned long intparm, struct irb *irb)
int rc, index;
int cstat, dstat;
+ kstat_cpu(smp_processor_id()).irqs[IOINT_LCS]++;
if (lcs_check_irb_error(cdev, irb))
return;
diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c
index e6b2df0e73f..29f848bfc12 100644
--- a/drivers/s390/net/qeth_core_main.c
+++ b/drivers/s390/net/qeth_core_main.c
@@ -2840,6 +2840,7 @@ static void qeth_flush_buffers(struct qeth_qdio_out_q *queue, int index,
queue->card->perf_stats.outbound_do_qdio_time +=
qeth_get_micros() -
queue->card->perf_stats.outbound_do_qdio_start_time;
+ atomic_add(count, &queue->used_buffers);
if (rc) {
queue->card->stats.tx_errors += count;
/* ignore temporary SIGA errors without busy condition */
@@ -2853,7 +2854,6 @@ static void qeth_flush_buffers(struct qeth_qdio_out_q *queue, int index,
qeth_schedule_recovery(queue->card);
return;
}
- atomic_add(count, &queue->used_buffers);
if (queue->card->options.performance_stats)
queue->card->perf_stats.bufs_sent += count;
}
@@ -3831,6 +3831,8 @@ static int qeth_qdio_establish(struct qeth_card *card)
init_data.int_parm = (unsigned long) card;
init_data.input_sbal_addr_array = (void **) in_sbal_ptrs;
init_data.output_sbal_addr_array = (void **) out_sbal_ptrs;
+ init_data.scan_threshold =
+ (card->info.type == QETH_CARD_TYPE_IQD) ? 8 : 32;
if (atomic_cmpxchg(&card->qdio.state, QETH_QDIO_ALLOCATED,
QETH_QDIO_ESTABLISHED) == QETH_QDIO_ALLOCATED) {
diff --git a/drivers/s390/net/qeth_core_mpc.h b/drivers/s390/net/qeth_core_mpc.h
index e37dd8c4bf4..07d588867b5 100644
--- a/drivers/s390/net/qeth_core_mpc.h
+++ b/drivers/s390/net/qeth_core_mpc.h
@@ -333,7 +333,7 @@ struct qeth_arp_query_data {
__u16 request_bits;
__u16 reply_bits;
__u32 no_entries;
- char data;
+ char data; /* only for replies */
} __attribute__((packed));
/* used as parameter for arp_query reply */
diff --git a/drivers/s390/net/qeth_core_sys.c b/drivers/s390/net/qeth_core_sys.c
index 42fa783a70c..b5e967cf7e2 100644
--- a/drivers/s390/net/qeth_core_sys.c
+++ b/drivers/s390/net/qeth_core_sys.c
@@ -372,7 +372,7 @@ static ssize_t qeth_dev_performance_stats_store(struct device *dev,
i = simple_strtoul(buf, &tmp, 16);
if ((i == 0) || (i == 1)) {
if (i == card->options.performance_stats)
- goto out;;
+ goto out;
card->options.performance_stats = i;
if (i == 0)
memset(&card->perf_stats, 0,
diff --git a/drivers/s390/net/qeth_l2_main.c b/drivers/s390/net/qeth_l2_main.c
index 847e8797073..7a7a1b66478 100644
--- a/drivers/s390/net/qeth_l2_main.c
+++ b/drivers/s390/net/qeth_l2_main.c
@@ -849,8 +849,6 @@ static int qeth_l2_open(struct net_device *dev)
card->state = CARD_STATE_UP;
netif_start_queue(dev);
- if (!card->lan_online && netif_carrier_ok(dev))
- netif_carrier_off(dev);
if (qdio_stop_irq(card->data.ccwdev, 0) >= 0) {
napi_enable(&card->napi);
napi_schedule(&card->napi);
@@ -1013,13 +1011,14 @@ static int __qeth_l2_set_online(struct ccwgroup_device *gdev, int recovery_mode)
dev_warn(&card->gdev->dev,
"The LAN is offline\n");
card->lan_online = 0;
- goto out;
+ goto contin;
}
rc = -ENODEV;
goto out_remove;
} else
card->lan_online = 1;
+contin:
if ((card->info.type == QETH_CARD_TYPE_OSD) ||
(card->info.type == QETH_CARD_TYPE_OSX))
/* configure isolation level */
@@ -1038,7 +1037,10 @@ static int __qeth_l2_set_online(struct ccwgroup_device *gdev, int recovery_mode)
goto out_remove;
}
card->state = CARD_STATE_SOFTSETUP;
- netif_carrier_on(card->dev);
+ if (card->lan_online)
+ netif_carrier_on(card->dev);
+ else
+ netif_carrier_off(card->dev);
qeth_set_allowed_threads(card, 0xffffffff, 0);
if (recover_flag == CARD_STATE_RECOVER) {
@@ -1055,7 +1057,6 @@ static int __qeth_l2_set_online(struct ccwgroup_device *gdev, int recovery_mode)
}
/* let user_space know that device is online */
kobject_uevent(&gdev->dev.kobj, KOBJ_CHANGE);
-out:
mutex_unlock(&card->conf_mutex);
mutex_unlock(&card->discipline_mutex);
return 0;
diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c
index 74d1401a5d5..e227e465bfc 100644
--- a/drivers/s390/net/qeth_l3_main.c
+++ b/drivers/s390/net/qeth_l3_main.c
@@ -30,6 +30,7 @@
#include "qeth_l3.h"
+
static int qeth_l3_set_offline(struct ccwgroup_device *);
static int qeth_l3_recover(void *);
static int qeth_l3_stop(struct net_device *);
@@ -455,8 +456,11 @@ static void qeth_l3_set_ip_addr_list(struct qeth_card *card)
QETH_CARD_TEXT(card, 2, "sdiplist");
QETH_CARD_HEX(card, 2, &card, sizeof(void *));
- if (card->options.sniffer)
+ if ((card->state != CARD_STATE_UP &&
+ card->state != CARD_STATE_SOFTSETUP) || card->options.sniffer) {
return;
+ }
+
spin_lock_irqsave(&card->ip_lock, flags);
tbd_list = card->ip_tbd_list;
card->ip_tbd_list = kmalloc(sizeof(struct list_head), GFP_ATOMIC);
@@ -1796,7 +1800,8 @@ static void qeth_l3_add_mc(struct qeth_card *card, struct in_device *in4_dev)
char buf[MAX_ADDR_LEN];
QETH_CARD_TEXT(card, 4, "addmc");
- for (im4 = in4_dev->mc_list; im4; im4 = im4->next) {
+ for (im4 = rcu_dereference(in4_dev->mc_list); im4 != NULL;
+ im4 = rcu_dereference(im4->next_rcu)) {
qeth_l3_get_mac_for_ipm(im4->multiaddr, buf, in4_dev->dev);
ipm = qeth_l3_get_addr_buffer(QETH_PROT_IPV4);
if (!ipm)
@@ -1828,9 +1833,9 @@ static void qeth_l3_add_vlan_mc(struct qeth_card *card)
in_dev = in_dev_get(netdev);
if (!in_dev)
continue;
- read_lock(&in_dev->mc_list_lock);
+ rcu_read_lock();
qeth_l3_add_mc(card, in_dev);
- read_unlock(&in_dev->mc_list_lock);
+ rcu_read_unlock();
in_dev_put(in_dev);
}
}
@@ -1843,10 +1848,10 @@ static void qeth_l3_add_multicast_ipv4(struct qeth_card *card)
in4_dev = in_dev_get(card->dev);
if (in4_dev == NULL)
return;
- read_lock(&in4_dev->mc_list_lock);
+ rcu_read_lock();
qeth_l3_add_mc(card, in4_dev);
qeth_l3_add_vlan_mc(card);
- read_unlock(&in4_dev->mc_list_lock);
+ rcu_read_unlock();
in_dev_put(in4_dev);
}
@@ -2454,22 +2459,46 @@ static int qeth_l3_arp_set_no_entries(struct qeth_card *card, int no_entries)
return rc;
}
-static void qeth_l3_copy_arp_entries_stripped(struct qeth_arp_query_info *qinfo,
- struct qeth_arp_query_data *qdata, int entry_size,
- int uentry_size)
+static __u32 get_arp_entry_size(struct qeth_card *card,
+ struct qeth_arp_query_data *qdata,
+ struct qeth_arp_entrytype *type, __u8 strip_entries)
{
- char *entry_ptr;
- char *uentry_ptr;
- int i;
+ __u32 rc;
+ __u8 is_hsi;
- entry_ptr = (char *)&qdata->data;
- uentry_ptr = (char *)(qinfo->udata + qinfo->udata_offset);
- for (i = 0; i < qdata->no_entries; ++i) {
- /* strip off 32 bytes "media specific information" */
- memcpy(uentry_ptr, (entry_ptr + 32), entry_size - 32);
- entry_ptr += entry_size;
- uentry_ptr += uentry_size;
+ is_hsi = qdata->reply_bits == 5;
+ if (type->ip == QETHARP_IP_ADDR_V4) {
+ QETH_CARD_TEXT(card, 4, "arpev4");
+ if (strip_entries) {
+ rc = is_hsi ? sizeof(struct qeth_arp_qi_entry5_short) :
+ sizeof(struct qeth_arp_qi_entry7_short);
+ } else {
+ rc = is_hsi ? sizeof(struct qeth_arp_qi_entry5) :
+ sizeof(struct qeth_arp_qi_entry7);
+ }
+ } else if (type->ip == QETHARP_IP_ADDR_V6) {
+ QETH_CARD_TEXT(card, 4, "arpev6");
+ if (strip_entries) {
+ rc = is_hsi ?
+ sizeof(struct qeth_arp_qi_entry5_short_ipv6) :
+ sizeof(struct qeth_arp_qi_entry7_short_ipv6);
+ } else {
+ rc = is_hsi ?
+ sizeof(struct qeth_arp_qi_entry5_ipv6) :
+ sizeof(struct qeth_arp_qi_entry7_ipv6);
+ }
+ } else {
+ QETH_CARD_TEXT(card, 4, "arpinv");
+ rc = 0;
}
+
+ return rc;
+}
+
+static int arpentry_matches_prot(struct qeth_arp_entrytype *type, __u16 prot)
+{
+ return (type->ip == QETHARP_IP_ADDR_V4 && prot == QETH_PROT_IPV4) ||
+ (type->ip == QETHARP_IP_ADDR_V6 && prot == QETH_PROT_IPV6);
}
static int qeth_l3_arp_query_cb(struct qeth_card *card,
@@ -2478,72 +2507,77 @@ static int qeth_l3_arp_query_cb(struct qeth_card *card,
struct qeth_ipa_cmd *cmd;
struct qeth_arp_query_data *qdata;
struct qeth_arp_query_info *qinfo;
- int entry_size;
- int uentry_size;
int i;
+ int e;
+ int entrybytes_done;
+ int stripped_bytes;
+ __u8 do_strip_entries;
- QETH_CARD_TEXT(card, 4, "arpquecb");
+ QETH_CARD_TEXT(card, 3, "arpquecb");
qinfo = (struct qeth_arp_query_info *) reply->param;
cmd = (struct qeth_ipa_cmd *) data;
+ QETH_CARD_TEXT_(card, 4, "%i", cmd->hdr.prot_version);
if (cmd->hdr.return_code) {
- QETH_CARD_TEXT_(card, 4, "qaer1%i", cmd->hdr.return_code);
+ QETH_CARD_TEXT(card, 4, "arpcberr");
+ QETH_CARD_TEXT_(card, 4, "%i", cmd->hdr.return_code);
return 0;
}
if (cmd->data.setassparms.hdr.return_code) {
cmd->hdr.return_code = cmd->data.setassparms.hdr.return_code;
- QETH_CARD_TEXT_(card, 4, "qaer2%i", cmd->hdr.return_code);
+ QETH_CARD_TEXT(card, 4, "setaperr");
+ QETH_CARD_TEXT_(card, 4, "%i", cmd->hdr.return_code);
return 0;
}
qdata = &cmd->data.setassparms.data.query_arp;
- switch (qdata->reply_bits) {
- case 5:
- uentry_size = entry_size = sizeof(struct qeth_arp_qi_entry5);
- if (qinfo->mask_bits & QETH_QARP_STRIP_ENTRIES)
- uentry_size = sizeof(struct qeth_arp_qi_entry5_short);
- break;
- case 7:
- /* fall through to default */
- default:
- /* tr is the same as eth -> entry7 */
- uentry_size = entry_size = sizeof(struct qeth_arp_qi_entry7);
- if (qinfo->mask_bits & QETH_QARP_STRIP_ENTRIES)
- uentry_size = sizeof(struct qeth_arp_qi_entry7_short);
- break;
- }
- /* check if there is enough room in userspace */
- if ((qinfo->udata_len - qinfo->udata_offset) <
- qdata->no_entries * uentry_size){
- QETH_CARD_TEXT_(card, 4, "qaer3%i", -ENOMEM);
- cmd->hdr.return_code = -ENOMEM;
- goto out_error;
- }
- QETH_CARD_TEXT_(card, 4, "anore%i",
- cmd->data.setassparms.hdr.number_of_replies);
- QETH_CARD_TEXT_(card, 4, "aseqn%i", cmd->data.setassparms.hdr.seq_no);
QETH_CARD_TEXT_(card, 4, "anoen%i", qdata->no_entries);
- if (qinfo->mask_bits & QETH_QARP_STRIP_ENTRIES) {
- /* strip off "media specific information" */
- qeth_l3_copy_arp_entries_stripped(qinfo, qdata, entry_size,
- uentry_size);
- } else
- /*copy entries to user buffer*/
- memcpy(qinfo->udata + qinfo->udata_offset,
- (char *)&qdata->data, qdata->no_entries*uentry_size);
+ do_strip_entries = (qinfo->mask_bits & QETH_QARP_STRIP_ENTRIES) > 0;
+ stripped_bytes = do_strip_entries ? QETH_QARP_MEDIASPECIFIC_BYTES : 0;
+ entrybytes_done = 0;
+ for (e = 0; e < qdata->no_entries; ++e) {
+ char *cur_entry;
+ __u32 esize;
+ struct qeth_arp_entrytype *etype;
+
+ cur_entry = &qdata->data + entrybytes_done;
+ etype = &((struct qeth_arp_qi_entry5 *) cur_entry)->type;
+ if (!arpentry_matches_prot(etype, cmd->hdr.prot_version)) {
+ QETH_CARD_TEXT(card, 4, "pmis");
+ QETH_CARD_TEXT_(card, 4, "%i", etype->ip);
+ break;
+ }
+ esize = get_arp_entry_size(card, qdata, etype,
+ do_strip_entries);
+ QETH_CARD_TEXT_(card, 5, "esz%i", esize);
+ if (!esize)
+ break;
+
+ if ((qinfo->udata_len - qinfo->udata_offset) < esize) {
+ QETH_CARD_TEXT_(card, 4, "qaer3%i", -ENOMEM);
+ cmd->hdr.return_code = -ENOMEM;
+ goto out_error;
+ }
- qinfo->no_entries += qdata->no_entries;
- qinfo->udata_offset += (qdata->no_entries*uentry_size);
+ memcpy(qinfo->udata + qinfo->udata_offset,
+ &qdata->data + entrybytes_done + stripped_bytes,
+ esize);
+ entrybytes_done += esize + stripped_bytes;
+ qinfo->udata_offset += esize;
+ ++qinfo->no_entries;
+ }
/* check if all replies received ... */
if (cmd->data.setassparms.hdr.seq_no <
cmd->data.setassparms.hdr.number_of_replies)
return 1;
+ QETH_CARD_TEXT_(card, 4, "nove%i", qinfo->no_entries);
memcpy(qinfo->udata, &qinfo->no_entries, 4);
/* keep STRIP_ENTRIES flag so the user program can distinguish
* stripped entries from normal ones */
if (qinfo->mask_bits & QETH_QARP_STRIP_ENTRIES)
qdata->reply_bits |= QETH_QARP_STRIP_ENTRIES;
memcpy(qinfo->udata + QETH_QARP_MASK_OFFSET, &qdata->reply_bits, 2);
+ QETH_CARD_TEXT_(card, 4, "rc%i", 0);
return 0;
out_error:
i = 0;
@@ -2566,45 +2600,86 @@ static int qeth_l3_send_ipa_arp_cmd(struct qeth_card *card,
reply_cb, reply_param);
}
-static int qeth_l3_arp_query(struct qeth_card *card, char __user *udata)
+static int qeth_l3_query_arp_cache_info(struct qeth_card *card,
+ enum qeth_prot_versions prot,
+ struct qeth_arp_query_info *qinfo)
{
struct qeth_cmd_buffer *iob;
- struct qeth_arp_query_info qinfo = {0, };
+ struct qeth_ipa_cmd *cmd;
int tmp;
int rc;
+ QETH_CARD_TEXT_(card, 3, "qarpipv%i", prot);
+
+ iob = qeth_l3_get_setassparms_cmd(card, IPA_ARP_PROCESSING,
+ IPA_CMD_ASS_ARP_QUERY_INFO,
+ sizeof(struct qeth_arp_query_data) - sizeof(char),
+ prot);
+ cmd = (struct qeth_ipa_cmd *)(iob->data+IPA_PDU_HEADER_SIZE);
+ cmd->data.setassparms.data.query_arp.request_bits = 0x000F;
+ cmd->data.setassparms.data.query_arp.reply_bits = 0;
+ cmd->data.setassparms.data.query_arp.no_entries = 0;
+ rc = qeth_l3_send_ipa_arp_cmd(card, iob,
+ QETH_SETASS_BASE_LEN+QETH_ARP_CMD_LEN,
+ qeth_l3_arp_query_cb, (void *)qinfo);
+ if (rc) {
+ tmp = rc;
+ QETH_DBF_MESSAGE(2,
+ "Error while querying ARP cache on %s: %s "
+ "(0x%x/%d)\n", QETH_CARD_IFNAME(card),
+ qeth_l3_arp_get_error_cause(&rc), tmp, tmp);
+ }
+
+ return rc;
+}
+
+static int qeth_l3_arp_query(struct qeth_card *card, char __user *udata)
+{
+ struct qeth_arp_query_info qinfo = {0, };
+ int rc;
+
QETH_CARD_TEXT(card, 3, "arpquery");
if (!qeth_is_supported(card,/*IPA_QUERY_ARP_ADDR_INFO*/
IPA_ARP_PROCESSING)) {
- return -EOPNOTSUPP;
+ QETH_CARD_TEXT(card, 3, "arpqnsup");
+ rc = -EOPNOTSUPP;
+ goto out;
}
/* get size of userspace buffer and mask_bits -> 6 bytes */
- if (copy_from_user(&qinfo, udata, 6))
- return -EFAULT;
+ if (copy_from_user(&qinfo, udata, 6)) {
+ rc = -EFAULT;
+ goto out;
+ }
qinfo.udata = kzalloc(qinfo.udata_len, GFP_KERNEL);
- if (!qinfo.udata)
- return -ENOMEM;
+ if (!qinfo.udata) {
+ rc = -ENOMEM;
+ goto out;
+ }
qinfo.udata_offset = QETH_QARP_ENTRIES_OFFSET;
- iob = qeth_l3_get_setassparms_cmd(card, IPA_ARP_PROCESSING,
- IPA_CMD_ASS_ARP_QUERY_INFO,
- sizeof(int), QETH_PROT_IPV4);
-
- rc = qeth_l3_send_ipa_arp_cmd(card, iob,
- QETH_SETASS_BASE_LEN+QETH_ARP_CMD_LEN,
- qeth_l3_arp_query_cb, (void *)&qinfo);
+ rc = qeth_l3_query_arp_cache_info(card, QETH_PROT_IPV4, &qinfo);
if (rc) {
- tmp = rc;
- QETH_DBF_MESSAGE(2, "Error while querying ARP cache on %s: %s "
- "(0x%x/%d)\n", QETH_CARD_IFNAME(card),
- qeth_l3_arp_get_error_cause(&rc), tmp, tmp);
if (copy_to_user(udata, qinfo.udata, 4))
rc = -EFAULT;
+ goto free_and_out;
} else {
- if (copy_to_user(udata, qinfo.udata, qinfo.udata_len))
+#ifdef CONFIG_QETH_IPV6
+ if (qinfo.mask_bits & QETH_QARP_WITH_IPV6) {
+ /* fails in case of GuestLAN QDIO mode */
+ qeth_l3_query_arp_cache_info(card, QETH_PROT_IPV6,
+ &qinfo);
+ }
+#endif
+ if (copy_to_user(udata, qinfo.udata, qinfo.udata_len)) {
+ QETH_CARD_TEXT(card, 4, "qactf");
rc = -EFAULT;
+ goto free_and_out;
+ }
+ QETH_CARD_TEXT_(card, 4, "qacts");
}
+free_and_out:
kfree(qinfo.udata);
+out:
return rc;
}
@@ -2938,6 +3013,7 @@ static void qeth_tso_fill_header(struct qeth_card *card,
/*fix header to TSO values ...*/
hdr->hdr.hdr.l3.id = QETH_HEADER_TYPE_TSO;
+ hdr->hdr.hdr.l3.length = skb->len - sizeof(struct qeth_hdr_tso);
/*set values which are fix for the first approach ...*/
hdr->ext.hdr_tot_len = (__u16) sizeof(struct qeth_hdr_ext_tso);
hdr->ext.imb_hdr_no = 1;
@@ -3039,7 +3115,7 @@ static int qeth_l3_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
skb_pull(new_skb, ETH_HLEN);
}
- if (ipv == 6 && card->vlangrp &&
+ if (ipv != 4 && card->vlangrp &&
vlan_tx_tag_present(new_skb)) {
skb_push(new_skb, VLAN_HLEN);
skb_copy_to_linear_data(new_skb, new_skb->data + 4, 4);
@@ -3176,8 +3252,6 @@ static int qeth_l3_open(struct net_device *dev)
card->state = CARD_STATE_UP;
netif_start_queue(dev);
- if (!card->lan_online && netif_carrier_ok(dev))
- netif_carrier_off(dev);
if (qdio_stop_irq(card->data.ccwdev, 0) >= 0) {
napi_enable(&card->napi);
napi_schedule(&card->napi);
@@ -3449,13 +3523,14 @@ static int __qeth_l3_set_online(struct ccwgroup_device *gdev, int recovery_mode)
dev_warn(&card->gdev->dev,
"The LAN is offline\n");
card->lan_online = 0;
- goto out;
+ goto contin;
}
rc = -ENODEV;
goto out_remove;
} else
card->lan_online = 1;
+contin:
rc = qeth_l3_setadapter_parms(card);
if (rc)
QETH_DBF_TEXT_(SETUP, 2, "2err%d", rc);
@@ -3480,10 +3555,13 @@ static int __qeth_l3_set_online(struct ccwgroup_device *gdev, int recovery_mode)
goto out_remove;
}
card->state = CARD_STATE_SOFTSETUP;
- netif_carrier_on(card->dev);
qeth_set_allowed_threads(card, 0xffffffff, 0);
qeth_l3_set_ip_addr_list(card);
+ if (card->lan_online)
+ netif_carrier_on(card->dev);
+ else
+ netif_carrier_off(card->dev);
if (recover_flag == CARD_STATE_RECOVER) {
if (recovery_mode)
qeth_l3_open(card->dev);
@@ -3496,7 +3574,6 @@ static int __qeth_l3_set_online(struct ccwgroup_device *gdev, int recovery_mode)
}
/* let user_space know that device is online */
kobject_uevent(&gdev->dev.kobj, KOBJ_CHANGE);
-out:
mutex_unlock(&card->conf_mutex);
mutex_unlock(&card->discipline_mutex);
return 0;
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-28 17:36:59 +0000