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| author | Amir Goldstein <amir73il@gmail.com> | 2021-01-06 09:52:36 +0200 |
|---|---|---|
| committer | Chuck Lever <chuck.lever@oracle.com> | 2021-01-25 09:36:28 -0500 |
| commit | 20ad856e47323e208ae8d6a9ecfe5bf0be6f505e (patch) | |
| tree | 111fc9aa63cab904835739e51da4b1fdd9aba160 /fs/nfsd/nfsfh.c | |
| parent | e567b98ce9a4b35b63c364d24828a9e5cd7a8179 (diff) | |
| download | linux-20ad856e47323e208ae8d6a9ecfe5bf0be6f505e.tar.bz2 | |
nfsd: report per-export stats
Collect some nfsd stats per export in addition to the global stats.
A new nfsdfs export_stats file is created. It uses the same ops as the
exports file to iterate the export entries and we use the file's name to
determine the reported info per export. For example:
$ cat /proc/fs/nfsd/export_stats
# Version 1.1
# Path Client Start-time
# Stats
/test localhost 92
fh_stale: 0
io_read: 9
io_write: 1
Every export entry reports the start time when stats collection
started, so stats collecting scripts can know if stats where reset
between samples.
Signed-off-by: Amir Goldstein <amir73il@gmail.com>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Diffstat (limited to 'fs/nfsd/nfsfh.c')
| -rw-r--r-- | fs/nfsd/nfsfh.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/nfsd/nfsfh.c b/fs/nfsd/nfsfh.c index 9e31b2b5c6d2..4744a276058d 100644 --- a/fs/nfsd/nfsfh.c +++ b/fs/nfsd/nfsfh.c @@ -349,7 +349,7 @@ out: __be32 fh_verify(struct svc_rqst *rqstp, struct svc_fh *fhp, umode_t type, int access) { - struct svc_export *exp; + struct svc_export *exp = NULL; struct dentry *dentry; __be32 error; @@ -422,7 +422,7 @@ skip_pseudoflavor_check: } out: if (error == nfserr_stale) - nfsd_stats_fh_stale_inc(); + nfsd_stats_fh_stale_inc(exp); return error; } |