[PATCH] 8139too thread termination

From: Robert Kuebel (kuebelr@email.uc.edu)
Date: Mon Oct 29 2001 - 23:25:08 EST

this patch stops the 8139too kernel thread from dying on any signal.
now, it will only terminate when the driver is closed.

the patch is agains 2.4.13.

thanks.
rob.

--- drivers/net/8139too.orig.c Mon Oct 29 22:59:15 2001
+++ drivers/net/8139too.c Mon Oct 29 23:07:32 2001
@@ -80,6 +80,8 @@
 
                 Kalle Olavi Niemitalo - Wake-on-LAN ioctls
 
+ Robert Kuebel - Save kernel thread from dying on any signal.
+
         Submitting bug reports:
 
                 "rtl8139-diag -mmmaaavvveefN" output
@@ -616,6 +618,7 @@
         struct completion thr_exited;
         u32 rx_config;
         struct rtl_extra_stats xstats;
+ int time_to_die;
 };
 
 MODULE_AUTHOR ("Jeff Garzik <jgarzik@mandrakesoft.com>");
@@ -1669,7 +1672,13 @@
                         timeout = interruptible_sleep_on_timeout (&tp->thr_wait, timeout);
                 } while (!signal_pending (current) && (timeout > 0));
 
- if (signal_pending (current))
+ if (signal_pending (current)) {
+ spin_lock_irq(&current->sigmask_lock);
+ flush_signals(current);
+ spin_unlock_irq(&current->sigmask_lock);
+ }
+
+ if (tp->time_to_die)
                         break;
 
                 rtnl_lock ();
@@ -2200,6 +2209,8 @@
         netif_stop_queue (dev);
 
         if (tp->thr_pid >= 0) {
+ tp->time_to_die = 1;
+ wmb();
                 ret = kill_proc (tp->thr_pid, SIGTERM, 1);
                 if (ret) {
                         printk (KERN_ERR "%s: unable to signal thread\n", dev->name);
-
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This archive was generated by hypermail 2b29 : Wed Oct 31 2001 - 21:00:39 EST