diff options
Diffstat (limited to 'drivers/md/dm-linear.c')
| -rw-r--r-- | drivers/md/dm-linear.c | 26 |
1 files changed, 15 insertions, 11 deletions
diff --git a/drivers/md/dm-linear.c b/drivers/md/dm-linear.c index 76b486e4d2be..3212ef6aa81b 100644 --- a/drivers/md/dm-linear.c +++ b/drivers/md/dm-linear.c @@ -84,19 +84,12 @@ static sector_t linear_map_sector(struct dm_target *ti, sector_t bi_sector) return lc->start + dm_target_offset(ti, bi_sector); } -static void linear_map_bio(struct dm_target *ti, struct bio *bio) +static int linear_map(struct dm_target *ti, struct bio *bio) { struct linear_c *lc = ti->private; bio_set_dev(bio, lc->dev->bdev); - if (bio_sectors(bio) || op_is_zone_mgmt(bio_op(bio))) - bio->bi_iter.bi_sector = - linear_map_sector(ti, bio->bi_iter.bi_sector); -} - -static int linear_map(struct dm_target *ti, struct bio *bio) -{ - linear_map_bio(ti, bio); + bio->bi_iter.bi_sector = linear_map_sector(ti, bio->bi_iter.bi_sector); return DM_MAPIO_REMAPPED; } @@ -172,11 +165,12 @@ static struct dax_device *linear_dax_pgoff(struct dm_target *ti, pgoff_t *pgoff) } static long linear_dax_direct_access(struct dm_target *ti, pgoff_t pgoff, - long nr_pages, void **kaddr, pfn_t *pfn) + long nr_pages, enum dax_access_mode mode, void **kaddr, + pfn_t *pfn) { struct dax_device *dax_dev = linear_dax_pgoff(ti, &pgoff); - return dax_direct_access(dax_dev, pgoff, nr_pages, kaddr, pfn); + return dax_direct_access(dax_dev, pgoff, nr_pages, mode, kaddr, pfn); } static int linear_dax_zero_page_range(struct dm_target *ti, pgoff_t pgoff, @@ -187,9 +181,18 @@ static int linear_dax_zero_page_range(struct dm_target *ti, pgoff_t pgoff, return dax_zero_page_range(dax_dev, pgoff, nr_pages); } +static size_t linear_dax_recovery_write(struct dm_target *ti, pgoff_t pgoff, + void *addr, size_t bytes, struct iov_iter *i) +{ + struct dax_device *dax_dev = linear_dax_pgoff(ti, &pgoff); + + return dax_recovery_write(dax_dev, pgoff, addr, bytes, i); +} + #else #define linear_dax_direct_access NULL #define linear_dax_zero_page_range NULL +#define linear_dax_recovery_write NULL #endif static struct target_type linear_target = { @@ -207,6 +210,7 @@ static struct target_type linear_target = { .iterate_devices = linear_iterate_devices, .direct_access = linear_dax_direct_access, .dax_zero_page_range = linear_dax_zero_page_range, + .dax_recovery_write = linear_dax_recovery_write, }; int __init dm_linear_init(void) |