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| author |   Jens Axboe <axboe@kernel.dk> | 2021-03-02 14:53:21 -0700 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2021-03-02 17:25:46 -0700 |
| commit | caf6912f3f4af7232340d500a4a2008f81b93f14 (patch) | |
| tree | 64099ad5cba8855452bb5eb518da72a5bac3855a /include | |
| parent | ia64: don't call handle_signal() unless there's actually a signal queued (diff) | |
| download | linux-dev-caf6912f3f4af7232340d500a4a2008f81b93f14.tar.xz linux-dev-caf6912f3f4af7232340d500a4a2008f81b93f14.zip | |
swap: fix swapfile read/write offset
We're not factoring in the start of the file for where to write and
read the swapfile, which leads to very unfortunate side effects of
writing where we should not be...
Fixes: 48d15436fde6 ("mm: remove get_swap_bio")
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/swap.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/swap.h b/include/linux/swap.h index 32f665b1ee85..4cc6ec3bf0ab 100644 --- a/include/linux/swap.h +++ b/include/linux/swap.h @@ -485,6 +485,7 @@ struct backing_dev_info; extern int init_swap_address_space(unsigned int type, unsigned long nr_pages); extern void exit_swap_address_space(unsigned int type); extern struct swap_info_struct *get_swap_device(swp_entry_t entry); +sector_t swap_page_sector(struct page *page); static inline void put_swap_device(struct swap_info_struct *si) { |