dm-integrity: allow large ranges This patch changes the type of the variable n_sectors from unsigned to n_sectors. The following patches will need to lock large ranges. Signed-off-by: Mikulas Patocka --- drivers/md/dm-integrity.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) Index: linux-2.6/drivers/md/dm-integrity.c =================================================================== --- linux-2.6.orig/drivers/md/dm-integrity.c 2019-04-16 21:21:14.000000000 +0200 +++ linux-2.6/drivers/md/dm-integrity.c 2019-04-16 21:21:14.000000000 +0200 @@ -246,7 +246,7 @@ struct dm_integrity_c { struct dm_integrity_range { sector_t logical_sector; - unsigned n_sectors; + sector_t n_sectors; bool waiting; union { struct rb_node node; @@ -1695,7 +1695,7 @@ retry: unsigned ws, we, range_sectors; dio->range.n_sectors = min(dio->range.n_sectors, - ic->free_sectors << ic->sb->log2_sectors_per_block); + (sector_t)ic->free_sectors << ic->sb->log2_sectors_per_block); if (unlikely(!dio->range.n_sectors)) { if (from_map) goto offload_to_thread; @@ -2153,7 +2153,7 @@ next_chunk: get_area_and_offset(ic, range.logical_sector, &area, &offset); range.n_sectors = min((sector_t)RECALC_SECTORS, ic->provided_data_sectors - range.logical_sector); if (!ic->meta_dev) - range.n_sectors = min(range.n_sectors, (1U << ic->sb->log2_interleave_sectors) - (unsigned)offset); + range.n_sectors = min(range.n_sectors, ((sector_t)1U << ic->sb->log2_interleave_sectors) - (unsigned)offset); if (unlikely(!add_new_range(ic, &range, true))) wait_and_add_new_range(ic, &range);