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| author | Mark Brown <broonie@kernel.org> | 2015-09-16 20:44:25 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2015-09-16 20:44:25 +0100 |
| commit | 92243b6fc8fcb16bf401b055f7a0ba79f70a4115 (patch) | |
| tree | 08e9fa205efb9bfab23b6ea59fc0a3eaa3fed82b /mm/page_io.c | |
| parent | a394d635193b641f2c86ead5ada5b115d57c51f8 (diff) | |
| parent | 6ff33f3902c3b1c5d0db6b1e2c70b6d76fba357f (diff) | |
| download | linux-stable-92243b6fc8fcb16bf401b055f7a0ba79f70a4115.tar.gz linux-stable-92243b6fc8fcb16bf401b055f7a0ba79f70a4115.tar.bz2 linux-stable-92243b6fc8fcb16bf401b055f7a0ba79f70a4115.zip | |
Merge tag 'v4.3-rc1' into spi-fix-doc
Linux 4.3-rc1
Diffstat (limited to 'mm/page_io.c')
| -rw-r--r-- | mm/page_io.c | 20 |
1 files changed, 8 insertions, 12 deletions
diff --git a/mm/page_io.c b/mm/page_io.c index 520baa4b04d7..b995a5ba5e8f 100644 --- a/mm/page_io.c +++ b/mm/page_io.c @@ -33,22 +33,19 @@ static struct bio *get_swap_bio(gfp_t gfp_flags, if (bio) { bio->bi_iter.bi_sector = map_swap_page(page, &bio->bi_bdev); bio->bi_iter.bi_sector <<= PAGE_SHIFT - 9; - bio->bi_io_vec[0].bv_page = page; - bio->bi_io_vec[0].bv_len = PAGE_SIZE; - bio->bi_io_vec[0].bv_offset = 0; - bio->bi_vcnt = 1; - bio->bi_iter.bi_size = PAGE_SIZE; bio->bi_end_io = end_io; + + bio_add_page(bio, page, PAGE_SIZE, 0); + BUG_ON(bio->bi_iter.bi_size != PAGE_SIZE); } return bio; } -void end_swap_bio_write(struct bio *bio, int err) +void end_swap_bio_write(struct bio *bio) { - const int uptodate = test_bit(BIO_UPTODATE, &bio->bi_flags); struct page *page = bio->bi_io_vec[0].bv_page; - if (!uptodate) { + if (bio->bi_error) { SetPageError(page); /* * We failed to write the page out to swap-space. @@ -69,12 +66,11 @@ void end_swap_bio_write(struct bio *bio, int err) bio_put(bio); } -static void end_swap_bio_read(struct bio *bio, int err) +static void end_swap_bio_read(struct bio *bio) { - const int uptodate = test_bit(BIO_UPTODATE, &bio->bi_flags); struct page *page = bio->bi_io_vec[0].bv_page; - if (!uptodate) { + if (bio->bi_error) { SetPageError(page); ClearPageUptodate(page); printk(KERN_ALERT "Read-error on swap-device (%u:%u:%Lu)\n", @@ -254,7 +250,7 @@ static sector_t swap_page_sector(struct page *page) } int __swap_writepage(struct page *page, struct writeback_control *wbc, - void (*end_write_func)(struct bio *, int)) + bio_end_io_t end_write_func) { struct bio *bio; int ret, rw = WRITE; |