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[PATCH] synclink_cs add statistics clear

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Add ability to clear statistics.

Signed-off-by: Paul Fulghum <paulkf@microgate.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Paul Fulghum 2005-09-10 00:26:07 -07:00 committed by Linus Torvalds
parent 4247bdc600
commit a7482a2e77
1 changed files with 11 additions and 5 deletions
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16
drivers/char/pcmcia/synclink_cs.c
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@ -1,7 +1,7 @@
/*
* linux/drivers/char/pcmcia/synclink_cs.c
*
* $Id: synclink_cs.c,v 4.26 2004/08/11 19:30:02 paulkf Exp $
* $Id: synclink_cs.c,v 4.34 2005/09/08 13:20:54 paulkf Exp $
*
* Device driver for Microgate SyncLink PC Card
* multiprotocol serial adapter.
@ -472,7 +472,7 @@ module_param_array(dosyncppp, int, NULL, 0);
MODULE_LICENSE("GPL");
static char *driver_name = "SyncLink PC Card driver";
static char *driver_version = "$Revision: 4.26 $";
static char *driver_version = "$Revision: 4.34 $";
static struct tty_driver *serial_driver;
@ -1457,6 +1457,8 @@ static int startup(MGSLPC_INFO * info)
info->pending_bh = 0;
memset(&info->icount, 0, sizeof(info->icount));
init_timer(&info->tx_timer);
info->tx_timer.data = (unsigned long)info;
info->tx_timer.function = tx_timeout;
@ -1946,9 +1948,13 @@ static int get_stats(MGSLPC_INFO * info, struct mgsl_icount __user *user_icount)
int err;
if (debug_level >= DEBUG_LEVEL_INFO)
printk("get_params(%s)\n", info->device_name);
COPY_TO_USER(err,user_icount, &info->icount, sizeof(struct mgsl_icount));
if (err)
return -EFAULT;
if (!user_icount) {
memset(&info->icount, 0, sizeof(info->icount));
} else {
COPY_TO_USER(err, user_icount, &info->icount, sizeof(struct mgsl_icount));
if (err)
return -EFAULT;
}
return 0;
}