Fedora kernel-2.6.17-1.2142_FC4 patched with stable patch-2.6.17.4-vs2.0.2-rc26.diff

[linux-2.6.git] / net / core / dst.c

diff --git a/net/core/dst.c b/net/core/dst.c
index fc434ad..470c05b 100644 (file)
--- a/net/core/dst.c
+++ b/net/core/dst.c
@@ -39,12 +39,12 @@ static unsigned long dst_gc_timer_inc = DST_GC_MAX;
 static void dst_run_gc(unsigned long);
 static void ___dst_free(struct dst_entry * dst);
 
-static struct timer_list dst_gc_timer =
-       TIMER_INITIALIZER(dst_run_gc, DST_GC_MIN, 0);
+static DEFINE_TIMER(dst_gc_timer, dst_run_gc, DST_GC_MIN, 0);
 
 static void dst_run_gc(unsigned long dummy)
 {
        int    delayed = 0;
+       int    work_performed;
        struct dst_entry * dst, **dstp;
 
        if (!spin_trylock(&dst_lock)) {
@@ -52,9 +52,9 @@ static void dst_run_gc(unsigned long dummy)
                return;
        }
 
-
        del_timer(&dst_gc_timer);
        dstp = &dst_garbage_list;
+       work_performed = 0;
        while ((dst = *dstp) != NULL) {
                if (atomic_read(&dst->__refcnt)) {
                        dstp = &dst->next;
@@ -62,6 +62,7 @@ static void dst_run_gc(unsigned long dummy)
                        continue;
                }
                *dstp = dst->next;
+               work_performed = 1;
 
                dst = dst_destroy(dst);
                if (dst) {
@@ -86,9 +87,14 @@ static void dst_run_gc(unsigned long dummy)
                dst_gc_timer_inc = DST_GC_MAX;
                goto out;
        }
-       if ((dst_gc_timer_expires += dst_gc_timer_inc) > DST_GC_MAX)
-               dst_gc_timer_expires = DST_GC_MAX;
-       dst_gc_timer_inc += DST_GC_INC;
+       if (!work_performed) {
+               if ((dst_gc_timer_expires += dst_gc_timer_inc) > DST_GC_MAX)
+                       dst_gc_timer_expires = DST_GC_MAX;
+               dst_gc_timer_inc += DST_GC_INC;
+       } else {
+               dst_gc_timer_inc = DST_GC_INC;
+               dst_gc_timer_expires = DST_GC_MIN;
+       }
        dst_gc_timer.expires = jiffies + dst_gc_timer_expires;
 #if RT_CACHE_DEBUG >= 2
        printk("dst_total: %d/%d %ld\n",