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ceph: fix msgpool reservation leak 

Signed-off-by: Yehuda Sadeh <yehuda@hq.newdream.net>
wifi-calibration
Yehuda Sadeh 2009-12-15 09:50:36 -08:00 committed by Sage Weil
parent b3d1dbbdd5
commit 93c20d98c2
2 changed files with 5 additions and 1 deletions
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5
fs/ceph/osd_client.c
View File

@ -145,6 +145,7 @@ struct ceph_osd_request *ceph_osdc_new_request(struct ceph_osd_client *osdc,
ceph_osdc_put_request(req);
return ERR_PTR(-ENOMEM);
}
req->r_num_prealloc_reply = num_reply;
req->r_osdc = osdc;
req->r_mempool = use_mempool;
@ -165,7 +166,7 @@ struct ceph_osd_request *ceph_osdc_new_request(struct ceph_osd_client *osdc,
else
msg = ceph_msg_new(CEPH_MSG_OSD_OP, msg_size, 0, 0, NULL);
if (IS_ERR(msg)) {
ceph_msgpool_resv(&osdc->msgpool_op_reply, num_reply);
ceph_msgpool_resv(&osdc->msgpool_op_reply, -num_reply);
ceph_osdc_put_request(req);
return ERR_PTR(PTR_ERR(msg));
}
@ -465,6 +466,8 @@ static void __unregister_request(struct ceph_osd_client *osdc,
rb_erase(&req->r_node, &osdc->requests);
osdc->num_requests--;
ceph_msgpool_resv(&osdc->msgpool_op_reply, -req->r_num_prealloc_reply);
if (req->r_osd) {
/* make sure the original request isn't in flight. */
ceph_con_revoke(&req->r_osd->o_con, req->r_request);

1
fs/ceph/osd_client.h
View File

@ -48,6 +48,7 @@ struct ceph_osd_request {
int r_flags; /* any additional flags for the osd */
u32 r_sent; /* >0 if r_request is sending/sent */
int r_prepared_pages, r_got_reply;
int r_num_prealloc_reply;
struct ceph_osd_client *r_osdc;
struct kref r_kref;