diff options
Diffstat (limited to 'mm/swapfile.c')
| -rw-r--r-- | mm/swapfile.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/mm/swapfile.c b/mm/swapfile.c index cc367f7e75d8..a15def63f28f 100644 --- a/mm/swapfile.c +++ b/mm/swapfile.c | |||
| @@ -5,7 +5,6 @@ | |||
| 5 | * Swap reorganised 29.12.95, Stephen Tweedie | 5 | * Swap reorganised 29.12.95, Stephen Tweedie |
| 6 | */ | 6 | */ |
| 7 | 7 | ||
| 8 | #include <linux/config.h> | ||
| 9 | #include <linux/mm.h> | 8 | #include <linux/mm.h> |
| 10 | #include <linux/hugetlb.h> | 9 | #include <linux/hugetlb.h> |
| 11 | #include <linux/mman.h> | 10 | #include <linux/mman.h> |
| @@ -443,11 +442,12 @@ int swap_type_of(dev_t device) | |||
| 443 | 442 | ||
| 444 | if (!(swap_info[i].flags & SWP_WRITEOK)) | 443 | if (!(swap_info[i].flags & SWP_WRITEOK)) |
| 445 | continue; | 444 | continue; |
| 445 | |||
| 446 | if (!device) { | 446 | if (!device) { |
| 447 | spin_unlock(&swap_lock); | 447 | spin_unlock(&swap_lock); |
| 448 | return i; | 448 | return i; |
| 449 | } | 449 | } |
| 450 | inode = swap_info->swap_file->f_dentry->d_inode; | 450 | inode = swap_info[i].swap_file->f_dentry->d_inode; |
| 451 | if (S_ISBLK(inode->i_mode) && | 451 | if (S_ISBLK(inode->i_mode) && |
| 452 | device == MKDEV(imajor(inode), iminor(inode))) { | 452 | device == MKDEV(imajor(inode), iminor(inode))) { |
| 453 | spin_unlock(&swap_lock); | 453 | spin_unlock(&swap_lock); |
| @@ -1723,13 +1723,14 @@ get_swap_info_struct(unsigned type) | |||
| 1723 | */ | 1723 | */ |
| 1724 | int valid_swaphandles(swp_entry_t entry, unsigned long *offset) | 1724 | int valid_swaphandles(swp_entry_t entry, unsigned long *offset) |
| 1725 | { | 1725 | { |
| 1726 | int ret = 0, i = 1 << page_cluster; | 1726 | int our_page_cluster = page_cluster; |
| 1727 | int ret = 0, i = 1 << our_page_cluster; | ||
| 1727 | unsigned long toff; | 1728 | unsigned long toff; |
| 1728 | struct swap_info_struct *swapdev = swp_type(entry) + swap_info; | 1729 | struct swap_info_struct *swapdev = swp_type(entry) + swap_info; |
| 1729 | 1730 | ||
| 1730 | if (!page_cluster) /* no readahead */ | 1731 | if (!our_page_cluster) /* no readahead */ |
| 1731 | return 0; | 1732 | return 0; |
| 1732 | toff = (swp_offset(entry) >> page_cluster) << page_cluster; | 1733 | toff = (swp_offset(entry) >> our_page_cluster) << our_page_cluster; |
| 1733 | if (!toff) /* first page is swap header */ | 1734 | if (!toff) /* first page is swap header */ |
| 1734 | toff++, i--; | 1735 | toff++, i--; |
| 1735 | *offset = toff; | 1736 | *offset = toff; |
