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| author |   Ilya Dryomov <ilya.dryomov@inktank.com> | 2014-06-20 14:14:41 +0400 |
|---|---|---|
| committer | Ilya Dryomov <ilya.dryomov@inktank.com> | 2014-07-08 15:08:43 +0400 |
| commit | bbf37ec3a668a983f88b069ec2b7a1781c428eb5 (patch) | |
| tree | 15703443a598ce2051bea07e6de5c89c3c5ea01d /net/ceph | |
| parent | libceph: rename ceph_osd_request::r_linger_osd to r_linger_osd_item (diff) | |
| download | linux-dev-bbf37ec3a668a983f88b069ec2b7a1781c428eb5.tar.xz linux-dev-bbf37ec3a668a983f88b069ec2b7a1781c428eb5.zip | |
libceph: add maybe_move_osd_to_lru() and switch to it
Abstract out __move_osd_to_lru() logic from __unregister_request() and
__unregister_linger_request().
Signed-off-by: Ilya Dryomov <ilya.dryomov@inktank.com>
Reviewed-by: Alex Elder <elder@linaro.org>
Diffstat (limited to 'net/ceph')
| -rw-r--r-- | net/ceph/osd_client.c | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c index d5d2be3bd113..6202923b41ff 100644 --- a/net/ceph/osd_client.c +++ b/net/ceph/osd_client.c @@ -1029,12 +1029,23 @@ static void remove_all_osds(struct ceph_osd_client *osdc) static void __move_osd_to_lru(struct ceph_osd_client *osdc, struct ceph_osd *osd) { - dout("__move_osd_to_lru %p\n", osd); + dout("%s %p\n", __func__, osd); BUG_ON(!list_empty(&osd->o_osd_lru)); + list_add_tail(&osd->o_osd_lru, &osdc->osd_lru); osd->lru_ttl = jiffies + osdc->client->options->osd_idle_ttl * HZ; } +static void maybe_move_osd_to_lru(struct ceph_osd_client *osdc, + struct ceph_osd *osd) +{ + dout("%s %p\n", __func__, osd); + + if (list_empty(&osd->o_requests) && + list_empty(&osd->o_linger_requests)) + __move_osd_to_lru(osdc, osd); +} + static void __remove_osd_from_lru(struct ceph_osd *osd) { dout("__remove_osd_from_lru %p\n", osd); @@ -1182,11 +1193,7 @@ static void __unregister_request(struct ceph_osd_client *osdc, ceph_msg_revoke(req->r_request); list_del_init(&req->r_osd_item); - if (list_empty(&req->r_osd->o_requests) && - list_empty(&req->r_osd->o_linger_requests)) { - dout("moving osd to %p lru\n", req->r_osd); - __move_osd_to_lru(osdc, req->r_osd); - } + maybe_move_osd_to_lru(osdc, req->r_osd); if (list_empty(&req->r_linger_item)) req->r_osd = NULL; } @@ -1229,12 +1236,7 @@ static void __unregister_linger_request(struct ceph_osd_client *osdc, list_del_init(&req->r_linger_item); if (req->r_osd) { list_del_init(&req->r_linger_osd_item); - - if (list_empty(&req->r_osd->o_requests) && - list_empty(&req->r_osd->o_linger_requests)) { - dout("moving osd to %p lru\n", req->r_osd); - __move_osd_to_lru(osdc, req->r_osd); - } + maybe_move_osd_to_lru(osdc, req->r_osd); if (list_empty(&req->r_osd_item)) req->r_osd = NULL; } |