Message ID | 50E5D5E3.1080306@inktank.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
On 01/03/2013 11:02 AM, Alex Elder wrote: > Reformat __reset_osd() into three distinct blocks of code > handling the three return cases. > > Signed-off-by: Alex Elder <elder@inktank.com> > --- Looks good. With one small duplication removed, Reviewed-by: Josh Durgin <josh.durgin@inktank.com> > net/ceph/osd_client.c | 33 +++++++++++++++++++-------------- > 1 file changed, 19 insertions(+), 14 deletions(-) > > diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c > index eb9a444..5f9f65a 100644 > --- a/net/ceph/osd_client.c > +++ b/net/ceph/osd_client.c > @@ -739,31 +739,36 @@ static void remove_old_osds(struct ceph_osd_client > *osdc) > */ > static int __reset_osd(struct ceph_osd_client *osdc, struct ceph_osd *osd) > { > - struct ceph_osd_request *req; > - int ret = 0; > + struct ceph_entity_addr *peer_addr; > > dout("__reset_osd %p osd%d\n", osd, osd->o_osd); > if (list_empty(&osd->o_requests) && > list_empty(&osd->o_linger_requests)) { > __remove_osd(osdc, osd); > - ret = -ENODEV; > - } else if (memcmp(&osdc->osdmap->osd_addr[osd->o_osd], > - &osd->o_con.peer_addr, > - sizeof(osd->o_con.peer_addr)) == 0 && > - !ceph_con_opened(&osd->o_con)) { > + > + return -ENODEV; > + } > + > + peer_addr = &osdc->osdmap->osd_addr[osd->o_osd]; > + if (!memcmp(peer_addr, &osd->o_con.peer_addr, sizeof (*peer_addr)) && > + !ceph_con_opened(&osd->o_con)) { > + struct ceph_osd_request *req; > + > dout(" osd addr hasn't changed and connection never opened," > " letting msgr retry"); > /* touch each r_stamp for handle_timeout()'s benfit */ > list_for_each_entry(req, &osd->o_requests, r_osd_item) > req->r_stamp = jiffies; > - ret = -EAGAIN; > - } else { > - ceph_con_close(&osd->o_con); > - ceph_con_open(&osd->o_con, CEPH_ENTITY_TYPE_OSD, osd->o_osd, > - &osdc->osdmap->osd_addr[osd->o_osd]); > - osd->o_incarnation++; > + > + return -EAGAIN; > } > - return ret; > + > + ceph_con_close(&osd->o_con); > + ceph_con_open(&osd->o_con, CEPH_ENTITY_TYPE_OSD, osd->o_osd, > + &osdc->osdmap->osd_addr[osd->o_osd]); This is peer_addr again. > + osd->o_incarnation++; > + > + return 0; > } > > static void __insert_osd(struct ceph_osd_client *osdc, struct ceph_osd > *new) > -- To unsubscribe from this list: send the line "unsubscribe ceph-devel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c index eb9a444..5f9f65a 100644 --- a/net/ceph/osd_client.c +++ b/net/ceph/osd_client.c @@ -739,31 +739,36 @@ static void remove_old_osds(struct ceph_osd_client *osdc) */ static int __reset_osd(struct ceph_osd_client *osdc, struct ceph_osd *osd) { - struct ceph_osd_request *req; - int ret = 0; + struct ceph_entity_addr *peer_addr; dout("__reset_osd %p osd%d\n", osd, osd->o_osd); if (list_empty(&osd->o_requests) && list_empty(&osd->o_linger_requests)) { __remove_osd(osdc, osd); - ret = -ENODEV; - } else if (memcmp(&osdc->osdmap->osd_addr[osd->o_osd], - &osd->o_con.peer_addr, - sizeof(osd->o_con.peer_addr)) == 0 && - !ceph_con_opened(&osd->o_con)) { + + return -ENODEV; + } + + peer_addr = &osdc->osdmap->osd_addr[osd->o_osd]; + if (!memcmp(peer_addr, &osd->o_con.peer_addr, sizeof (*peer_addr)) && + !ceph_con_opened(&osd->o_con)) { + struct ceph_osd_request *req; + dout(" osd addr hasn't changed and connection never opened," " letting msgr retry"); /* touch each r_stamp for handle_timeout()'s benfit */ list_for_each_entry(req, &osd->o_requests, r_osd_item) req->r_stamp = jiffies; - ret = -EAGAIN; - } else { - ceph_con_close(&osd->o_con); - ceph_con_open(&osd->o_con, CEPH_ENTITY_TYPE_OSD, osd->o_osd, - &osdc->osdmap->osd_addr[osd->o_osd]); - osd->o_incarnation++; + + return -EAGAIN; } - return ret; + + ceph_con_close(&osd->o_con); + ceph_con_open(&osd->o_con, CEPH_ENTITY_TYPE_OSD, osd->o_osd, + &osdc->osdmap->osd_addr[osd->o_osd]); + osd->o_incarnation++; + + return 0; }
Reformat __reset_osd() into three distinct blocks of code handling the three return cases. Signed-off-by: Alex Elder <elder@inktank.com> --- net/ceph/osd_client.c | 33 +++++++++++++++++++-------------- 1 file changed, 19 insertions(+), 14 deletions(-) static void __insert_osd(struct ceph_osd_client *osdc, struct ceph_osd *new)