diff options
| author | Trond Myklebust <trond.myklebust@hammerspace.com> | 2019-02-14 17:32:40 -0500 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@hammerspace.com> | 2019-03-01 22:37:38 -0500 |
| commit | 76c6690522bb3e335ce1e201360df8776cab4d2c (patch) | |
| tree | ade5acb43b8b1a85e6c85f032e0c1632b1bf6eee /fs/nfs/pnfs.h | |
| parent | 17aaec816751d77e443dee66d11d9e6ac00ac95c (diff) | |
NFS/flexfiles: Speed up read failover when DSes are down
If we notice that a DS may be down, we should attempt to read from the
other mirrors first before we go back to retry the dead DS.
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Diffstat (limited to 'fs/nfs/pnfs.h')
| -rw-r--r-- | fs/nfs/pnfs.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/nfs/pnfs.h b/fs/nfs/pnfs.h index 56659ccce1d8..c0420b979d88 100644 --- a/fs/nfs/pnfs.h +++ b/fs/nfs/pnfs.h @@ -350,6 +350,7 @@ void nfs4_delete_deviceid(const struct pnfs_layoutdriver_type *, const struct nf void nfs4_init_deviceid_node(struct nfs4_deviceid_node *, struct nfs_server *, const struct nfs4_deviceid *); bool nfs4_put_deviceid_node(struct nfs4_deviceid_node *); +void nfs4_mark_deviceid_available(struct nfs4_deviceid_node *node); void nfs4_mark_deviceid_unavailable(struct nfs4_deviceid_node *node); bool nfs4_test_deviceid_unavailable(struct nfs4_deviceid_node *node); void nfs4_deviceid_purge_client(const struct nfs_client *); |