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-rw-r--r--kernel/power/swsusp.c10
1 files changed, 3 insertions, 7 deletions
diff --git a/kernel/power/swsusp.c b/kernel/power/swsusp.c
index 59c91c148e82..2d9d08f72f76 100644
--- a/kernel/power/swsusp.c
+++ b/kernel/power/swsusp.c
@@ -153,13 +153,11 @@ static int swsusp_swap_check(void) /* This is called before saving image */
153{ 153{
154 int i; 154 int i;
155 155
156 if (!swsusp_resume_device)
157 return -ENODEV;
158 spin_lock(&swap_lock); 156 spin_lock(&swap_lock);
159 for (i = 0; i < MAX_SWAPFILES; i++) { 157 for (i = 0; i < MAX_SWAPFILES; i++) {
160 if (!(swap_info[i].flags & SWP_WRITEOK)) 158 if (!(swap_info[i].flags & SWP_WRITEOK))
161 continue; 159 continue;
162 if (is_resume_device(swap_info + i)) { 160 if (!swsusp_resume_device || is_resume_device(swap_info + i)) {
163 spin_unlock(&swap_lock); 161 spin_unlock(&swap_lock);
164 root_swap = i; 162 root_swap = i;
165 return 0; 163 return 0;
@@ -743,7 +741,6 @@ static int submit(int rw, pgoff_t page_off, void *page)
743 if (!bio) 741 if (!bio)
744 return -ENOMEM; 742 return -ENOMEM;
745 bio->bi_sector = page_off * (PAGE_SIZE >> 9); 743 bio->bi_sector = page_off * (PAGE_SIZE >> 9);
746 bio_get(bio);
747 bio->bi_bdev = resume_bdev; 744 bio->bi_bdev = resume_bdev;
748 bio->bi_end_io = end_io; 745 bio->bi_end_io = end_io;
749 746
@@ -753,14 +750,13 @@ static int submit(int rw, pgoff_t page_off, void *page)
753 goto Done; 750 goto Done;
754 } 751 }
755 752
756 if (rw == WRITE)
757 bio_set_pages_dirty(bio);
758 753
759 atomic_set(&io_done, 1); 754 atomic_set(&io_done, 1);
760 submit_bio(rw | (1 << BIO_RW_SYNC), bio); 755 submit_bio(rw | (1 << BIO_RW_SYNC), bio);
761 while (atomic_read(&io_done)) 756 while (atomic_read(&io_done))
762 yield(); 757 yield();
763 758 if (rw == READ)
759 bio_set_pages_dirty(bio);
764 Done: 760 Done:
765 bio_put(bio); 761 bio_put(bio);
766 return error; 762 return error;