pandora: update defconfig

[pandora-kernel.git] / mm / thrash.c

diff --git a/mm/thrash.c b/mm/thrash.c
index c4c5205..2372d4e 100644 (file)
--- a/mm/thrash.c
+++ b/mm/thrash.c
@@ -26,47 +26,45 @@ static DEFINE_SPINLOCK(swap_token_lock);
 struct mm_struct *swap_token_mm;
 static unsigned int global_faults;
 
-void grab_swap_token(void)
+void grab_swap_token(struct mm_struct *mm)
 {
        int current_interval;
 
        global_faults++;
 
-       current_interval = global_faults - current->mm->faultstamp;
+       current_interval = global_faults - mm->faultstamp;
 
        if (!spin_trylock(&swap_token_lock))
                return;
 
        /* First come first served */
        if (swap_token_mm == NULL) {
-               current->mm->token_priority = current->mm->token_priority + 2;
-               swap_token_mm = current->mm;
+               mm->token_priority = mm->token_priority + 2;
+               swap_token_mm = mm;
                goto out;
        }
 
-       if (current->mm != swap_token_mm) {
-               if (current_interval < current->mm->last_interval)
-                       current->mm->token_priority++;
+       if (mm != swap_token_mm) {
+               if (current_interval < mm->last_interval)
+                       mm->token_priority++;
                else {
-                       if (likely(current->mm->token_priority > 0))
-                               current->mm->token_priority--;
+                       if (likely(mm->token_priority > 0))
+                               mm->token_priority--;
                }
                /* Check if we deserve the token */
-               if (current->mm->token_priority >
-                               swap_token_mm->token_priority) {
-                       current->mm->token_priority += 2;
-                       swap_token_mm = current->mm;
+               if (mm->token_priority > swap_token_mm->token_priority) {
+                       mm->token_priority += 2;
+                       swap_token_mm = mm;
                }
        } else {
                /* Token holder came in again! */
-               current->mm->token_priority += 2;
+               mm->token_priority += 2;
        }
 
 out:
-       current->mm->faultstamp = global_faults;
-       current->mm->last_interval = current_interval;
+       mm->faultstamp = global_faults;
+       mm->last_interval = current_interval;
        spin_unlock(&swap_token_lock);
-return;
 }
 
 /* Called on process exit. */