swiotlb: remove GFP_DMA hack in swiotlb_alloc_coherent
[linux-2.6.git] / lib / bust_spinlocks.c
index accb356..486da62 100644 (file)
 void __attribute__((weak)) bust_spinlocks(int yes)
 {
        if (yes) {
-               oops_in_progress = 1;
+               ++oops_in_progress;
        } else {
 #ifdef CONFIG_VT
                unblank_screen();
 #endif
-               oops_in_progress = 0;
-               wake_up_klogd();
+               if (--oops_in_progress == 0)
+                       wake_up_klogd();
        }
 }