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| author | Peng Tao <tao.peng@primarydata.com> | 2015-12-07 18:33:14 -0500 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@primarydata.com> | 2015-12-28 14:32:39 -0500 |
| commit | 141b9b59ed8ae2602b2c285149ec8d4f6b05c4d9 (patch) | |
| tree | 03925d8dc3e2205cf254bd445c37d0a6a0ce1bd1 /fs/nfs | |
| parent | c22eeb8697352bd696300aabaf08eaff99bdb635 (diff) | |
| download | talos-obmc-linux-141b9b59ed8ae2602b2c285149ec8d4f6b05c4d9.tar.gz talos-obmc-linux-141b9b59ed8ae2602b2c285149ec8d4f6b05c4d9.zip | |
pnfs/flexfiles: count io stat in rpc_count_stats callback
If client ever restarts IO due to some errors, we'll endup
mis-counting IO stats if we do the counting in .rpc_done
callback. Move it to .rpc_count_stats callback that is only
called when releasing RPC.
Signed-off-by: Peng Tao <tao.peng@primarydata.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Diffstat (limited to 'fs/nfs')
| -rw-r--r-- | fs/nfs/flexfilelayout/flexfilelayout.c | 22 |
1 files changed, 10 insertions, 12 deletions
diff --git a/fs/nfs/flexfilelayout/flexfilelayout.c b/fs/nfs/flexfilelayout/flexfilelayout.c index b392156e6743..5ede5c26c757 100644 --- a/fs/nfs/flexfilelayout/flexfilelayout.c +++ b/fs/nfs/flexfilelayout/flexfilelayout.c @@ -1516,11 +1516,6 @@ static void ff_layout_write_call_done(struct rpc_task *task, void *data) { struct nfs_pgio_header *hdr = data; - nfs4_ff_layout_stat_io_end_write(task, - FF_LAYOUT_COMP(hdr->lseg, hdr->pgio_mirror_idx), - hdr->args.count, hdr->res.count, - hdr->res.verf->committed); - if (test_bit(NFS_IOHDR_REDO, &hdr->flags) && task->tk_status == 0) { nfs4_sequence_done(task, &hdr->res.seq_res); @@ -1535,6 +1530,11 @@ static void ff_layout_write_count_stats(struct rpc_task *task, void *data) { struct nfs_pgio_header *hdr = data; + nfs4_ff_layout_stat_io_end_write(task, + FF_LAYOUT_COMP(hdr->lseg, hdr->pgio_mirror_idx), + hdr->args.count, hdr->res.count, + hdr->res.verf->committed); + rpc_count_iostats_metrics(task, &NFS_CLIENT(hdr->inode)->cl_metrics[NFSPROC4_CLNT_WRITE]); } @@ -1567,6 +1567,11 @@ static void ff_layout_commit_prepare_v4(struct rpc_task *task, void *data) static void ff_layout_commit_done(struct rpc_task *task, void *data) { + pnfs_generic_write_commit_done(task, data); +} + +static void ff_layout_commit_count_stats(struct rpc_task *task, void *data) +{ struct nfs_commit_data *cdata = data; struct nfs_page *req; __u64 count = 0; @@ -1580,13 +1585,6 @@ static void ff_layout_commit_done(struct rpc_task *task, void *data) FF_LAYOUT_COMP(cdata->lseg, cdata->ds_commit_index), count, count, NFS_FILE_SYNC); - pnfs_generic_write_commit_done(task, data); -} - -static void ff_layout_commit_count_stats(struct rpc_task *task, void *data) -{ - struct nfs_commit_data *cdata = data; - rpc_count_iostats_metrics(task, &NFS_CLIENT(cdata->inode)->cl_metrics[NFSPROC4_CLNT_COMMIT]); } |
