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Commit 4f43446d authored by Mikulas Patocka's avatar Mikulas Patocka Committed by Mike Snitzer
Browse files

dm integrity: allow large ranges to be described 



Change n_sectors data type from unsigned to sector_t.  Following commits
will need to lock large ranges.

Signed-off-by: default avatarMikulas Patocka <mpatocka@redhat.com>
Signed-off-by: default avatarMike Snitzer <snitzer@redhat.com>
parent d5027e03

drivers/md/dm-integrity.c

+3 −3
Original line number Diff line number Diff line
@@ -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 @@ static void dm_integrity_map_continue(struct dm_integrity_io *dio, bool from_map 
			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 @@ static void integrity_recalc(struct work_struct *w) 
	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);