AcoSail/kernel_optimize_test
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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph-client

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* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph-client:
  libceph: fix linger request requeueing
This commit is contained in:
Linus Torvalds 2011-04-14 19:02:55 -07:00
commit e6d2831834
1 changed files with 9 additions and 3 deletions
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12
net/ceph/osd_client.c
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@ -579,9 +579,15 @@ static void __kick_osd_requests(struct ceph_osd_client *osdc,
list_for_each_entry_safe(req, nreq, &osd->o_linger_requests,
r_linger_osd) {
__unregister_linger_request(osdc, req);
/*
* reregister request prior to unregistering linger so
* that r_osd is preserved.
*/
BUG_ON(!list_empty(&req->r_req_lru_item));
__register_request(osdc, req);
list_move(&req->r_req_lru_item, &osdc->req_unsent);
list_add(&req->r_req_lru_item, &osdc->req_unsent);
list_add(&req->r_osd_item, &req->r_osd->o_requests);
__unregister_linger_request(osdc, req);
dout("requeued lingering %p tid %llu osd%d\n", req, req->r_tid,
osd->o_osd);
}
@ -798,7 +804,7 @@ static void __register_request(struct ceph_osd_client *osdc,
req->r_request->hdr.tid = cpu_to_le64(req->r_tid);
INIT_LIST_HEAD(&req->r_req_lru_item);
dout("register_request %p tid %lld\n", req, req->r_tid);
dout("__register_request %p tid %lld\n", req, req->r_tid);
__insert_request(osdc, req);
ceph_osdc_get_request(req);
osdc->num_requests++;