Commit 1fa0283f authored by Jim Harris's avatar Jim Harris
Browse files

reduce: mark correct number of backing pages for md 



Signed-off-by: default avatarJim Harris <james.r.harris@intel.com>
Change-Id: Iebdfe79dd8e4240f2333db6a758193e048f9b5f2

Reviewed-on: https://review.gerrithub.io/c/440574


Tested-by: default avatarSPDK CI Jenkins <sys_sgci@intel.com>
Chandler-Test-Pool: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: default avatarShuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: default avatarBen Walker <benjamin.walker@intel.com>
parent e28605f4

lib/reduce/reduce.c

+6 −2
Original line number Diff line number Diff line
@@ -370,6 +370,7 @@ static int 
_allocate_bit_arrays(struct spdk_reduce_vol *vol)

{

	uint64_t total_chunks, total_backing_io_units;

	uint32_t i, num_metadata_io_units;



	total_chunks = _get_total_chunks(vol->params.vol_size, vol->params.chunk_size);

	vol->allocated_chunk_maps = spdk_bit_array_create(total_chunks);
@@ -381,8 +382,11 @@ _allocate_bit_arrays(struct spdk_reduce_vol *vol) 
	}



	/* Set backing io unit bits associated with metadata. */

	spdk_bit_array_set(vol->allocated_backing_io_units, 0);

	spdk_bit_array_set(vol->allocated_backing_io_units, 1);

	num_metadata_io_units = (sizeof(*vol->backing_super) + REDUCE_PATH_MAX) /

				vol->backing_dev->blocklen;

	for (i = 0; i < num_metadata_io_units; i++) {

		spdk_bit_array_set(vol->allocated_backing_io_units, i);

	}



	return 0;

}