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| author | Sage Weil <sage@newdream.net> | 2009-11-18 14:52:18 -0800 |
|---|---|---|
| committer | Sage Weil <sage@newdream.net> | 2009-11-18 15:02:36 -0800 |
| commit | 5f44f142601bf94c448e2d463f0f18fd159da164 (patch) | |
| tree | 773b4677c536519435f073b27873212f705c9c3c /fs/ceph | |
| parent | 71ececdacae24be333c534869cb1b06357f0e215 (diff) | |
| download | kernel_samsung_smdk4412-5f44f142601bf94c448e2d463f0f18fd159da164.zip kernel_samsung_smdk4412-5f44f142601bf94c448e2d463f0f18fd159da164.tar.gz kernel_samsung_smdk4412-5f44f142601bf94c448e2d463f0f18fd159da164.tar.bz2 | |
ceph: handle errors during osd client init
Unwind initializing if we get ENOMEM during client initialization.
Signed-off-by: Sage Weil <sage@newdream.net>
Diffstat (limited to 'fs/ceph')
| -rw-r--r-- | fs/ceph/mds_client.c | 3 | ||||
| -rw-r--r-- | fs/ceph/mds_client.h | 2 | ||||
| -rw-r--r-- | fs/ceph/osd_client.c | 15 | ||||
| -rw-r--r-- | fs/ceph/super.c | 6 |
4 files changed, 19 insertions, 7 deletions
diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c index fdecf99..69feeb1 100644 --- a/fs/ceph/mds_client.c +++ b/fs/ceph/mds_client.c @@ -2552,7 +2552,7 @@ static void delayed_work(struct work_struct *work) } -void ceph_mdsc_init(struct ceph_mds_client *mdsc, struct ceph_client *client) +int ceph_mdsc_init(struct ceph_mds_client *mdsc, struct ceph_client *client) { mdsc->client = client; mutex_init(&mdsc->mutex); @@ -2582,6 +2582,7 @@ void ceph_mdsc_init(struct ceph_mds_client *mdsc, struct ceph_client *client) init_waitqueue_head(&mdsc->cap_flushing_wq); spin_lock_init(&mdsc->dentry_lru_lock); INIT_LIST_HEAD(&mdsc->dentry_lru); + return 0; } /* diff --git a/fs/ceph/mds_client.h b/fs/ceph/mds_client.h index 0751b82..7c43948 100644 --- a/fs/ceph/mds_client.h +++ b/fs/ceph/mds_client.h @@ -282,7 +282,7 @@ extern void ceph_put_mds_session(struct ceph_mds_session *s); extern int ceph_send_msg_mds(struct ceph_mds_client *mdsc, struct ceph_msg *msg, int mds); -extern void ceph_mdsc_init(struct ceph_mds_client *mdsc, +extern int ceph_mdsc_init(struct ceph_mds_client *mdsc, struct ceph_client *client); extern void ceph_mdsc_close_sessions(struct ceph_mds_client *mdsc); extern void ceph_mdsc_stop(struct ceph_mds_client *mdsc); diff --git a/fs/ceph/osd_client.c b/fs/ceph/osd_client.c index bcb9fe6..0a16c4f 100644 --- a/fs/ceph/osd_client.c +++ b/fs/ceph/osd_client.c @@ -1127,19 +1127,26 @@ int ceph_osdc_init(struct ceph_osd_client *osdc, struct ceph_client *client) osdc->num_requests = 0; INIT_DELAYED_WORK(&osdc->timeout_work, handle_timeout); + err = -ENOMEM; osdc->req_mempool = mempool_create_kmalloc_pool(10, sizeof(struct ceph_osd_request)); if (!osdc->req_mempool) - return -ENOMEM; + goto out; err = ceph_msgpool_init(&osdc->msgpool_op, 4096, 10, true); if (err < 0) - return -ENOMEM; + goto out_mempool; err = ceph_msgpool_init(&osdc->msgpool_op_reply, 512, 0, false); if (err < 0) - return -ENOMEM; - + goto out_msgpool; return 0; + +out_msgpool: + ceph_msgpool_destroy(&osdc->msgpool_op); +out_mempool: + mempool_destroy(osdc->req_mempool); +out: + return err; } void ceph_osdc_stop(struct ceph_osd_client *osdc) diff --git a/fs/ceph/super.c b/fs/ceph/super.c index 1ac7b07..fe0a596 100644 --- a/fs/ceph/super.c +++ b/fs/ceph/super.c @@ -530,9 +530,13 @@ static struct ceph_client *ceph_create_client(struct ceph_mount_args *args) err = ceph_osdc_init(&client->osdc, client); if (err < 0) goto fail_monc; - ceph_mdsc_init(&client->mdsc, client); + err = ceph_mdsc_init(&client->mdsc, client); + if (err < 0) + goto fail_osdc; return client; +fail_osdc: + ceph_osdc_stop(&client->osdc); fail_monc: ceph_monc_stop(&client->monc); fail_trunc_wq: |