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rbd: kill rbd_image_header->snap_seq

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The snap_seq field in an rbd_image_header structure held the value
from the rbd image header when it was last refreshed.  We now
maintain this value in the snapc->seq field.  So get rid of the
other one.

Signed-off-by: Alex Elder <elder@inktank.com>
Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
This commit is contained in:
Alex Elder 2012-07-19 08:49:18 -05:00 committed by Sage Weil
parent 505cbb9bed
commit 9e15dc735a
1 changed files with 0 additions and 2 deletions
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2
drivers/block/rbd.c
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@ -82,7 +82,6 @@ struct rbd_image_header {
__u8 comp_type;
struct ceph_snap_context *snapc;
size_t snap_names_len;
u64 snap_seq;
u32 total_snaps;
char *snap_names;
@ -536,7 +535,6 @@ static int rbd_header_from_disk(struct rbd_image_header *header,
header->comp_type = ondisk->options.comp_type;
atomic_set(&header->snapc->nref, 1);
header->snap_seq = le64_to_cpu(ondisk->snap_seq);
header->snapc->seq = le64_to_cpu(ondisk->snap_seq);
header->snapc->num_snaps = snap_count;
header->total_snaps = snap_count;