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authorFrank Pavlic <fpavlic@de.ibm.com>2006-09-15 16:26:34 +0200
committerJeff Garzik <jeff@garzik.org>2006-09-17 01:03:07 -0400
commit09d2d38a152419467f764c0f730821e896766c1f (patch)
tree56001b9b3573a9a2fc05f74a4e2d0571607d0a19 /drivers/s390/net/qeth_proc.c
parentf7b65d70a3e6f1c97eb614964270816992d0d4b4 (diff)
[PATCH] s390: qeth driver fixes [4/6]
[PATCH 7/9] s390: qeth driver fixes [4/6] From: Frank Pavlic <fpavlic@de.ibm.com> - fix kernel crash due to race, set card->state to SOFTSETUP after card and card->dev are initialized properly. - remove CONFIG_QETH_PERF_STATS, use sysfs attribute instead, as we want to have the ability to turn on/off the statistics at runtime. Signed-off-by: Frank Pavlic <fpavlic@de.ibm.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/s390/net/qeth_proc.c')
-rw-r--r--drivers/s390/net/qeth_proc.c23
1 files changed, 11 insertions, 12 deletions
diff --git a/drivers/s390/net/qeth_proc.c b/drivers/s390/net/qeth_proc.c
index 66f2da14e6e..faa768e5925 100644
--- a/drivers/s390/net/qeth_proc.c
+++ b/drivers/s390/net/qeth_proc.c
@@ -173,7 +173,6 @@ static struct file_operations qeth_procfile_fops = {
#define QETH_PERF_PROCFILE_NAME "qeth_perf"
static struct proc_dir_entry *qeth_perf_procfile;
-#ifdef CONFIG_QETH_PERF_STATS
static int
qeth_perf_procfile_seq_show(struct seq_file *s, void *it)
{
@@ -192,14 +191,21 @@ qeth_perf_procfile_seq_show(struct seq_file *s, void *it)
CARD_DDEV_ID(card),
QETH_CARD_IFNAME(card)
);
+ if (!card->options.performance_stats)
+ seq_printf(s, "Performance statistics are deactivated.\n");
seq_printf(s, " Skb's/buffers received : %lu/%u\n"
" Skb's/buffers sent : %lu/%u\n\n",
- card->stats.rx_packets, card->perf_stats.bufs_rec,
- card->stats.tx_packets, card->perf_stats.bufs_sent
+ card->stats.rx_packets -
+ card->perf_stats.initial_rx_packets,
+ card->perf_stats.bufs_rec,
+ card->stats.tx_packets -
+ card->perf_stats.initial_tx_packets,
+ card->perf_stats.bufs_sent
);
seq_printf(s, " Skb's/buffers sent without packing : %lu/%u\n"
" Skb's/buffers sent with packing : %u/%u\n\n",
- card->stats.tx_packets - card->perf_stats.skbs_sent_pack,
+ card->stats.tx_packets - card->perf_stats.initial_tx_packets
+ - card->perf_stats.skbs_sent_pack,
card->perf_stats.bufs_sent - card->perf_stats.bufs_sent_pack,
card->perf_stats.skbs_sent_pack,
card->perf_stats.bufs_sent_pack
@@ -275,11 +281,6 @@ static struct file_operations qeth_perf_procfile_fops = {
.release = seq_release,
};
-#define qeth_perf_procfile_created qeth_perf_procfile
-#else
-#define qeth_perf_procfile_created 1
-#endif /* CONFIG_QETH_PERF_STATS */
-
int __init
qeth_create_procfs_entries(void)
{
@@ -288,15 +289,13 @@ qeth_create_procfs_entries(void)
if (qeth_procfile)
qeth_procfile->proc_fops = &qeth_procfile_fops;
-#ifdef CONFIG_QETH_PERF_STATS
qeth_perf_procfile = create_proc_entry(QETH_PERF_PROCFILE_NAME,
S_IFREG | 0444, NULL);
if (qeth_perf_procfile)
qeth_perf_procfile->proc_fops = &qeth_perf_procfile_fops;
-#endif /* CONFIG_QETH_PERF_STATS */
if (qeth_procfile &&
- qeth_perf_procfile_created)
+ qeth_perf_procfile)
return 0;
else
return -ENOMEM;