* [PATCH] synclinkmp.c 2.4.23-pre3
@ 2003-09-04 14:29 Paul Fulghum
2003-09-04 14:43 ` John Levon
0 siblings, 1 reply; 3+ messages in thread
From: Paul Fulghum @ 2003-09-04 14:29 UTC (permalink / raw)
To: Marcelo Tosatti; +Cc: linux-kernel
* fix arbitration between net open and tty open
* add MODULE_LICENSE() macro
* use time_after() macro
Please apply
--
Paul Fulghum, paulkf@microgate.com
Microgate Corporation, http://www.microgate.com
--- linux-2.4.23-pre3/drivers/char/synclinkmp.c 2002-11-28 17:53:12.000000000 -0600
+++ linux-2.4.23-pre3-mg/drivers/char/synclinkmp.c 2003-06-19 08:27:19.000000000 -0500
@@ -1,5 +1,5 @@
/*
- * $Id: synclinkmp.c,v 3.17 2002/04/22 16:05:39 paulkf Exp $
+ * $Id: synclinkmp.c,v 3.21 2003/06/18 21:02:26 paulkf Exp $
*
* Device driver for Microgate SyncLink Multiport
* high speed multiprotocol serial adapter.
@@ -504,7 +504,7 @@
MODULE_PARM(dosyncppp,"1-" __MODULE_STRING(MAX_DEVICES) "i");
static char *driver_name = "SyncLink MultiPort driver";
-static char *driver_version = "$Revision: 3.17 $";
+static char *driver_version = "$Revision: 3.21 $";
static int __devinit synclinkmp_init_one(struct pci_dev *dev,const struct pci_device_id *ent);
static void __devexit synclinkmp_remove_one(struct pci_dev *dev);
@@ -515,6 +515,10 @@
};
MODULE_DEVICE_TABLE(pci, synclinkmp_pci_tbl);
+#ifdef MODULE_LICENSE
+MODULE_LICENSE("GPL");
+#endif
+
static struct pci_driver synclinkmp_pci_driver = {
name: "synclinkmp",
id_table: synclinkmp_pci_tbl,
@@ -748,12 +752,8 @@
info = synclinkmp_device_list;
while(info && info->line != line)
info = info->next_device;
- if ( !info ){
- printk("%s(%d):%s Can't find specified device on open (line=%d)\n",
- __FILE__,__LINE__,info->device_name,line);
+ if (sanity_check(info, tty->device, "open"))
return -ENODEV;
- }
-
if ( info->init_error ) {
printk("%s(%d):%s device is not allocated, init error=%d\n",
__FILE__,__LINE__,info->device_name,info->init_error);
@@ -762,8 +762,6 @@
tty->driver_data = info;
info->tty = tty;
- if (sanity_check(info, tty->device, "open"))
- return -ENODEV;
if (debug_level >= DEBUG_LEVEL_INFO)
printk("%s(%d):%s open(), old ref count = %d\n",
@@ -825,6 +823,8 @@
cleanup:
if (retval) {
+ if (tty->count == 1)
+ info->tty = 0; /* tty layer will release tty struct */
if(MOD_IN_USE)
MOD_DEC_USE_COUNT;
if(info->count)
@@ -841,14 +841,17 @@
{
SLMP_INFO * info = (SLMP_INFO *)tty->driver_data;
- if (!info || sanity_check(info, tty->device, "close"))
+ if (sanity_check(info, tty->device, "close"))
return;
if (debug_level >= DEBUG_LEVEL_INFO)
printk("%s(%d):%s close() entry, count=%d\n",
__FILE__,__LINE__, info->device_name, info->count);
- if (!info->count || tty_hung_up_p(filp))
+ if (!info->count)
+ return;
+
+ if (tty_hung_up_p(filp))
goto cleanup;
if ((tty->count == 1) && (info->count != 1)) {
@@ -1203,7 +1206,7 @@
schedule_timeout(char_time);
if (signal_pending(current))
break;
- if (timeout && ((orig_jiffies + timeout) < jiffies))
+ if (timeout && time_after(jiffies, orig_jiffies + timeout))
break;
}
} else {
@@ -1214,7 +1217,7 @@
schedule_timeout(char_time);
if (signal_pending(current))
break;
- if (timeout && ((orig_jiffies + timeout) < jiffies))
+ if (timeout && time_after(jiffies, orig_jiffies + timeout))
break;
}
}
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] synclinkmp.c 2.4.23-pre3
2003-09-04 14:29 [PATCH] synclinkmp.c 2.4.23-pre3 Paul Fulghum
@ 2003-09-04 14:43 ` John Levon
2003-09-04 14:55 ` Paul Fulghum
0 siblings, 1 reply; 3+ messages in thread
From: John Levon @ 2003-09-04 14:43 UTC (permalink / raw)
To: Paul Fulghum; +Cc: Marcelo Tosatti, linux-kernel
On Thu, Sep 04, 2003 at 09:29:45AM -0500, Paul Fulghum wrote:
> * add MODULE_LICENSE() macro
>
> Please apply
Why is it wrapped inside #ifdef MODULE_LICENSE ? It's in current 2.4 and
current 2.6, no ? When would it ever not be defined ?
regards
john
--
Khendon's Law:
If the same point is made twice by the same person, the thread is over.
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] synclinkmp.c 2.4.23-pre3
2003-09-04 14:43 ` John Levon
@ 2003-09-04 14:55 ` Paul Fulghum
0 siblings, 0 replies; 3+ messages in thread
From: Paul Fulghum @ 2003-09-04 14:55 UTC (permalink / raw)
To: John Levon; +Cc: Marcelo Tosatti, linux-kernel
> Why is it wrapped inside #ifdef MODULE_LICENSE ? It's in current 2.4 and
> current 2.6, no ?
No.
It is not in all 2.4 versions.
I have to support customers for all versions of 2.4.
The ifdef allows me to have a single source file
that works for all versions of 2.4.
Paul Fulghum, paulkf@microgate.com
Microgate Corporation, www.microgate.com
^ permalink raw reply [flat|nested] 3+ messages in thread
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