mm: throttle direct reclaimers if PF_MEMALLOC reserves are low and swap is backed...

[linux-beck.git] / include / linux / mmzone.h

diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 64b2c3a482865a59bf9e5e702ae0ef6d0c6ee867..2daa54f55db7bc1a59d894937685fead6fa01bc2 100644 (file)
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -705,6 +705,7 @@ typedef struct pglist_data {
                                             range, including holes */
        int node_id;
        wait_queue_head_t kswapd_wait;
+       wait_queue_head_t pfmemalloc_wait;
        struct task_struct *kswapd;     /* Protected by lock_memory_hotplug() */
        int kswapd_max_order;
        enum zone_type classzone_idx;