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libceph: use target pi for calc_target() calculations 

For luminous and beyond we are encoding the actual spgid, which
requires operating with the correct pg_num, i.e. that of the target
pool.

Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
This commit is contained in:
Ilya Dryomov 2017-06-15 16:30:55 +02:00
parent db098ec4e4
commit 6d637a540e
1 changed files with 8 additions and 1 deletions
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9
net/ceph/osd_client.c
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@ -1306,7 +1306,7 @@ static bool target_should_be_paused(struct ceph_osd_client *osdc,
ceph_osdmap_flag(osdc, CEPH_OSDMAP_FULL) ||
__pool_full(pi);
WARN_ON(pi->id != t->base_oloc.pool);
WARN_ON(pi->id != t->target_oloc.pool);
return ((t->flags & CEPH_OSD_FLAG_READ) && pauserd) ||
((t->flags & CEPH_OSD_FLAG_WRITE) && pausewr) ||
(osdc->osdmap->epoch < osdc->epoch_barrier);
@ -1359,6 +1359,13 @@ static enum calc_target_result calc_target(struct ceph_osd_client *osdc,
t->target_oloc.pool = pi->read_tier;
if (t->flags & CEPH_OSD_FLAG_WRITE && pi->write_tier >= 0)
t->target_oloc.pool = pi->write_tier;
pi = ceph_pg_pool_by_id(osdc->osdmap, t->target_oloc.pool);
if (!pi) {
t->osd = CEPH_HOMELESS_OSD;
ct_res = CALC_TARGET_POOL_DNE;
goto out;
}
}
ret = ceph_object_locator_to_pg(osdc->osdmap, &t->target_oid,