Merge branch 'omap-clock-fixes' of git://git.pwsan.com/linux-2.6

[linux-2.6-omap-h63xx.git] / mm / swapfile.c

diff --git a/mm/swapfile.c b/mm/swapfile.c
index f48b831e5e5ca5e5b400247e973aeec2a6023f94..312fafe0ab6ed4815ac02da3f712aca18bacbbad 100644 (file)
--- a/mm/swapfile.c
+++ b/mm/swapfile.c
@@ -635,7 +635,7 @@ int swap_type_of(dev_t device, sector_t offset, struct block_device **bdev_p)
 
                if (!bdev) {
                        if (bdev_p)
-                               *bdev_p = sis->bdev;
+                               *bdev_p = bdget(sis->bdev->bd_dev);
 
                        spin_unlock(&swap_lock);
                        return i;
@@ -647,7 +647,7 @@ int swap_type_of(dev_t device, sector_t offset, struct block_device **bdev_p)
                                        struct swap_extent, list);
                        if (se->start_block == offset) {
                                if (bdev_p)
-                                       *bdev_p = sis->bdev;
+                                       *bdev_p = bdget(sis->bdev->bd_dev);
 
                                spin_unlock(&swap_lock);
                                bdput(bdev);
@@ -698,8 +698,10 @@ static int unuse_pte(struct vm_area_struct *vma, pmd_t *pmd,
        pte_t *pte;
        int ret = 1;
 
-       if (mem_cgroup_try_charge_swapin(vma->vm_mm, page, GFP_KERNEL, &ptr))
+       if (mem_cgroup_try_charge_swapin(vma->vm_mm, page, GFP_KERNEL, &ptr)) {
                ret = -ENOMEM;
+               goto out_nolock;
+       }
 
        pte = pte_offset_map_lock(vma->vm_mm, pmd, addr, &ptl);
        if (unlikely(!pte_same(*pte, swp_entry_to_pte(entry)))) {
@@ -723,6 +725,7 @@ static int unuse_pte(struct vm_area_struct *vma, pmd_t *pmd,
        activate_page(page);
 out:
        pte_unmap_unlock(pte, ptl);
+out_nolock:
        return ret;
 }