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-rw-r--r--mm/swap.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/mm/swap.c b/mm/swap.c
index 6310dc2008f..8a529a01e8f 100644
--- a/mm/swap.c
+++ b/mm/swap.c
@@ -855,9 +855,14 @@ EXPORT_SYMBOL(pagevec_lookup_tag);
void __init swap_setup(void)
{
unsigned long megs = totalram_pages >> (20 - PAGE_SHIFT);
-
#ifdef CONFIG_SWAP
- bdi_init(swapper_space.backing_dev_info);
+ int i;
+
+ bdi_init(swapper_spaces[0].backing_dev_info);
+ for (i = 0; i < MAX_SWAPFILES; i++) {
+ spin_lock_init(&swapper_spaces[i].tree_lock);
+ INIT_LIST_HEAD(&swapper_spaces[i].i_mmap_nonlinear);
+ }
#endif
/* Use a smaller cluster for small-memory machines */