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| author | Yan, Zheng <zyan@redhat.com> | 2015-05-14 17:22:42 +0800 |
|---|---|---|
| committer | Ilya Dryomov <idryomov@gmail.com> | 2015-06-25 11:49:29 +0300 |
| commit | 745a8e3bccbc6adae69a98ddc525e529aa44636e (patch) | |
| tree | 96d8106a0800a839d8f6bffaf7485b92dcf78a6c /fs/ceph/mds_client.h | |
| parent | affbc19a68f9966ad65a773db405f78e2bafc07b (diff) | |
| download | linux-745a8e3bccbc6adae69a98ddc525e529aa44636e.tar.bz2 | |
ceph: don't pre-allocate space for cap release messages
Previously we pre-allocate cap release messages for each caps. This
wastes lots of memory when there are large amount of caps. This patch
make the code not pre-allocate the cap release messages. Instead,
we add the corresponding ceph_cap struct to a list when releasing a
cap. Later when flush cap releases is needed, we allocate the cap
release messages dynamically.
Signed-off-by: Yan, Zheng <zyan@redhat.com>
Diffstat (limited to 'fs/ceph/mds_client.h')
| -rw-r--r-- | fs/ceph/mds_client.h | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/fs/ceph/mds_client.h b/fs/ceph/mds_client.h index bf24d88cfeb2..294fa23a7df6 100644 --- a/fs/ceph/mds_client.h +++ b/fs/ceph/mds_client.h @@ -139,7 +139,6 @@ struct ceph_mds_session { int s_cap_reconnect; int s_readonly; struct list_head s_cap_releases; /* waiting cap_release messages */ - struct list_head s_cap_releases_done; /* ready to send */ struct ceph_cap *s_cap_iterator; /* protected by mutex */ @@ -389,8 +388,6 @@ static inline void ceph_mdsc_put_request(struct ceph_mds_request *req) kref_put(&req->r_kref, ceph_mdsc_release_request); } -extern int ceph_add_cap_releases(struct ceph_mds_client *mdsc, - struct ceph_mds_session *session); extern void ceph_send_cap_releases(struct ceph_mds_client *mdsc, struct ceph_mds_session *session); |