diff options
| author | wang di <di.wang@intel.com> | 2016-04-28 12:07:34 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-04-28 21:55:26 -0700 |
| commit | b78c2b9b3e4af47ca96cd848f21b989ee0e86ea5 (patch) | |
| tree | e35450bab237d397d18068c71183c32635049446 /drivers/staging/lustre/lustre/ptlrpc/layout.c | |
| parent | 8bd3efb755baabd1d7e78f1ed2eab1317959c022 (diff) | |
staging: lustre: fld: add local fldb to each target
Add local FLDB to each MDT, so OSD/OUT can check whether
FID is remote by looking up local FLDB, i.e. no need send RPC
to MDT0. This is just the client part of the work.
Signed-off-by: wang di <di.wang@intel.com>
Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-4076
Reviewed-on: http://review.whamcloud.com/7884
Reviewed-by: John L. Hammond <john.hammond@intel.com>
Reviewed-by: Andreas Dilger <andreas.dilger@intel.com>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>
Signed-off-by: James Simmons <jsimmons@infradead.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/lustre/lustre/ptlrpc/layout.c')
| -rw-r--r-- | drivers/staging/lustre/lustre/ptlrpc/layout.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/staging/lustre/lustre/ptlrpc/layout.c b/drivers/staging/lustre/lustre/ptlrpc/layout.c index ccc1f3e07ebc..c0ecd1625dc4 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/layout.c +++ b/drivers/staging/lustre/lustre/ptlrpc/layout.c @@ -160,6 +160,16 @@ static const struct req_msg_field *fld_query_server[] = { &RMF_FLD_MDFLD }; +static const struct req_msg_field *fld_read_client[] = { + &RMF_PTLRPC_BODY, + &RMF_FLD_MDFLD +}; + +static const struct req_msg_field *fld_read_server[] = { + &RMF_PTLRPC_BODY, + &RMF_GENERIC_DATA +}; + static const struct req_msg_field *mds_getattr_name_client[] = { &RMF_PTLRPC_BODY, &RMF_MDT_BODY, @@ -649,6 +659,7 @@ static struct req_format *req_formats[] = { &RQF_MGS_CONFIG_READ, &RQF_SEQ_QUERY, &RQF_FLD_QUERY, + &RQF_FLD_READ, &RQF_MDS_CONNECT, &RQF_MDS_DISCONNECT, &RQF_MDS_GET_INFO, @@ -1168,6 +1179,10 @@ struct req_format RQF_FLD_QUERY = DEFINE_REQ_FMT0("FLD_QUERY", fld_query_client, fld_query_server); EXPORT_SYMBOL(RQF_FLD_QUERY); +struct req_format RQF_FLD_READ = + DEFINE_REQ_FMT0("FLD_READ", fld_read_client, fld_read_server); +EXPORT_SYMBOL(RQF_FLD_READ); + struct req_format RQF_LOG_CANCEL = DEFINE_REQ_FMT0("OBD_LOG_CANCEL", log_cancel_client, empty); EXPORT_SYMBOL(RQF_LOG_CANCEL); |