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libceph: define osd data initialization helpers

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Define and use functions that encapsulate the initializion of a
ceph_osd_data structure.

Signed-off-by: Alex Elder <elder@inktank.com>
Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
This commit is contained in:
Alex Elder
2013-04-03 01:28:57 -05:00
committed by Sage Weil
parent 9fc6e06471
commit 43bfe5de9f
5 changed files with 63 additions and 40 deletions
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14
drivers/block/rbd.c
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@@ -1350,17 +1350,13 @@ static struct ceph_osd_request *rbd_osd_req_create(
break; /* Nothing to do */
case OBJ_REQUEST_BIO:
rbd_assert(obj_request->bio_list != NULL);
osd_data->type = CEPH_OSD_DATA_TYPE_BIO;
osd_data->bio = obj_request->bio_list;
osd_data->bio_length = obj_request->length;
ceph_osd_data_bio_init(osd_data, obj_request->bio_list,
obj_request->length);
break;
case OBJ_REQUEST_PAGES:
osd_data->type = CEPH_OSD_DATA_TYPE_PAGES;
osd_data->pages = obj_request->pages;
osd_data->length = obj_request->length;
osd_data->alignment = offset & ~PAGE_MASK;
osd_data->pages_from_pool = false;
osd_data->own_pages = false;
ceph_osd_data_pages_init(osd_data, obj_request->pages,
obj_request->length, offset & ~PAGE_MASK,
false, false);
break;
}